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RFC 1213

Management Information Base for Network Management of TCP/IP-based internets: MIB-II

Pages: 70
Internet Standard: 17
Obsoletes:  1158
Updated by:  201120122013
Part 3 of 3 – Pages 41 to 70
First   Prev   None

Top   ToC   RFC1213 - Page 41   prevText
6.7.      -- the ICMP group

          -- Implementation of the ICMP group is mandatory for all
          -- systems.

          icmpInMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of ICMP messages which the
                      entity received.  Note that this counter includes
                      all those counted by icmpInErrors."
              ::= { icmp 1 }

          icmpInErrors OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP messages which the entity
                      received but determined as having ICMP-specific
                      errors (bad ICMP checksums, bad length, etc.)."
              ::= { icmp 2 }

          icmpInDestUnreachs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Destination Unreachable
                      messages received."
              ::= { icmp 3 }

          icmpInTimeExcds OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Time Exceeded messages
                      received."
              ::= { icmp 4 }
Top   ToC   RFC1213 - Page 42
          icmpInParmProbs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Parameter Problem messages
                      received."
              ::= { icmp 5 }

          icmpInSrcQuenchs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Source Quench messages
                      received."
              ::= { icmp 6 }

          icmpInRedirects OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Redirect messages received."
              ::= { icmp 7 }

          icmpInEchos OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Echo (request) messages
                      received."
              ::= { icmp 8 }

          icmpInEchoReps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Echo Reply messages received."
              ::= { icmp 9 }

          icmpInTimestamps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
Top   ToC   RFC1213 - Page 43
                      "The number of ICMP Timestamp (request) messages
                      received."
              ::= { icmp 10 }

          icmpInTimestampReps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Timestamp Reply messages
                      received."
              ::= { icmp 11 }

          icmpInAddrMasks OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Address Mask Request messages
                      received."
              ::= { icmp 12 }

          icmpInAddrMaskReps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Address Mask Reply messages
                      received."
              ::= { icmp 13 }

          icmpOutMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of ICMP messages which this
                      entity attempted to send.  Note that this counter
                      includes all those counted by icmpOutErrors."
              ::= { icmp 14 }

          icmpOutErrors OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP messages which this entity did
                      not send due to problems discovered within ICMP
Top   ToC   RFC1213 - Page 44
                      such as a lack of buffers.  This value should not
                      include errors discovered outside the ICMP layer
                      such as the inability of IP to route the resultant
                      datagram.  In some implementations there may be no
                      types of error which contribute to this counter's
                      value."
              ::= { icmp 15 }

          icmpOutDestUnreachs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Destination Unreachable
                      messages sent."
              ::= { icmp 16 }

          icmpOutTimeExcds OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Time Exceeded messages sent."
              ::= { icmp 17 }

          icmpOutParmProbs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Parameter Problem messages
                      sent."
              ::= { icmp 18 }

          icmpOutSrcQuenchs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Source Quench messages sent."
              ::= { icmp 19 }

          icmpOutRedirects OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Redirect messages sent.  For a
Top   ToC   RFC1213 - Page 45
                      host, this object will always be zero, since hosts
                      do not send redirects."
              ::= { icmp 20 }

          icmpOutEchos OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Echo (request) messages sent."
              ::= { icmp 21 }

          icmpOutEchoReps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Echo Reply messages sent."
              ::= { icmp 22 }

          icmpOutTimestamps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Timestamp (request) messages
                      sent."
              ::= { icmp 23 }

          icmpOutTimestampReps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Timestamp Reply messages
                      sent."
              ::= { icmp 24 }

          icmpOutAddrMasks OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Address Mask Request messages
                      sent."
              ::= { icmp 25 }
Top   ToC   RFC1213 - Page 46
          icmpOutAddrMaskReps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of ICMP Address Mask Reply messages
                      sent."
              ::= { icmp 26 }


6.8.      -- the TCP group

          -- Implementation of the TCP group is mandatory for all
          -- systems that implement the TCP.

          -- Note that instances of object types that represent
          -- information about a particular TCP connection are
          -- transient; they persist only as long as the connection
          -- in question.

          tcpRtoAlgorithm OBJECT-TYPE
              SYNTAX  INTEGER {
                          other(1),    -- none of the following

                          constant(2), -- a constant rto
                          rsre(3),     -- MIL-STD-1778, Appendix B
                          vanj(4)      -- Van Jacobson's algorithm [10]
                      }
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The algorithm used to determine the timeout value
                      used for retransmitting unacknowledged octets."
              ::= { tcp 1 }

          tcpRtoMin OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The minimum value permitted by a TCP
                      implementation for the retransmission timeout,
                      measured in milliseconds.  More refined semantics
                      for objects of this type depend upon the algorithm
                      used to determine the retransmission timeout.  In
                      particular, when the timeout algorithm is rsre(3),
                      an object of this type has the semantics of the
                      LBOUND quantity described in RFC 793."
Top   ToC   RFC1213 - Page 47
              ::= { tcp 2 }


          tcpRtoMax OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The maximum value permitted by a TCP
                      implementation for the retransmission timeout,
                      measured in milliseconds.  More refined semantics
                      for objects of this type depend upon the algorithm
                      used to determine the retransmission timeout.  In
                      particular, when the timeout algorithm is rsre(3),
                      an object of this type has the semantics of the
                      UBOUND quantity described in RFC 793."
              ::= { tcp 3 }

          tcpMaxConn OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The limit on the total number of TCP connections
                      the entity can support.  In entities where the
                      maximum number of connections is dynamic, this
                      object should contain the value -1."
              ::= { tcp 4 }

          tcpActiveOpens OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of times TCP connections have made a
                      direct transition to the SYN-SENT state from the
                      CLOSED state."
              ::= { tcp 5 }

          tcpPassiveOpens OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of times TCP connections have made a
                      direct transition to the SYN-RCVD state from the
                      LISTEN state."
              ::= { tcp 6 }
Top   ToC   RFC1213 - Page 48
          tcpAttemptFails OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of times TCP connections have made a
                      direct transition to the CLOSED state from either
                      the SYN-SENT state or the SYN-RCVD state, plus the
                      number of times TCP connections have made a direct
                      transition to the LISTEN state from the SYN-RCVD
                      state."
              ::= { tcp 7 }

          tcpEstabResets OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of times TCP connections have made a
                      direct transition to the CLOSED state from either
                      the ESTABLISHED state or the CLOSE-WAIT state."
              ::= { tcp 8 }

          tcpCurrEstab OBJECT-TYPE
              SYNTAX  Gauge
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of TCP connections for which the
                      current state is either ESTABLISHED or CLOSE-
                      WAIT."
              ::= { tcp 9 }

          tcpInSegs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of segments received, including
                      those received in error.  This count includes
                      segments received on currently established
                      connections."
              ::= { tcp 10 }

          tcpOutSegs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
Top   ToC   RFC1213 - Page 49
              DESCRIPTION
                      "The total number of segments sent, including
                      those on current connections but excluding those
                      containing only retransmitted octets."
              ::= { tcp 11 }

          tcpRetransSegs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of segments retransmitted - that
                      is, the number of TCP segments transmitted
                      containing one or more previously transmitted
                      octets."
              ::= { tcp 12 }


          -- the TCP Connection table

          -- The TCP connection table contains information about this
          -- entity's existing TCP connections.

          tcpConnTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF TcpConnEntry
              ACCESS  not-accessible
              STATUS  mandatory
              DESCRIPTION
                      "A table containing TCP connection-specific
                      information."
              ::= { tcp 13 }

          tcpConnEntry OBJECT-TYPE
              SYNTAX  TcpConnEntry
              ACCESS  not-accessible
              STATUS  mandatory
              DESCRIPTION
                      "Information about a particular current TCP
                      connection.  An object of this type is transient,
                      in that it ceases to exist when (or soon after)
                      the connection makes the transition to the CLOSED
                      state."
              INDEX   { tcpConnLocalAddress,
                        tcpConnLocalPort,
                        tcpConnRemAddress,
                        tcpConnRemPort }
              ::= { tcpConnTable 1 }
Top   ToC   RFC1213 - Page 50
          TcpConnEntry ::=
              SEQUENCE {
                  tcpConnState
                      INTEGER,
                  tcpConnLocalAddress
                      IpAddress,
                  tcpConnLocalPort
                      INTEGER (0..65535),
                  tcpConnRemAddress
                      IpAddress,
                  tcpConnRemPort
                      INTEGER (0..65535)
              }

          tcpConnState OBJECT-TYPE
              SYNTAX  INTEGER {
                          closed(1),
                          listen(2),
                          synSent(3),
                          synReceived(4),
                          established(5),
                          finWait1(6),
                          finWait2(7),
                          closeWait(8),
                          lastAck(9),
                          closing(10),
                          timeWait(11),
                          deleteTCB(12)
                      }
              ACCESS  read-write
              STATUS  mandatory
              DESCRIPTION
                      "The state of this TCP connection.

                      The only value which may be set by a management
                      station is deleteTCB(12).  Accordingly, it is
                      appropriate for an agent to return a `badValue'
                      response if a management station attempts to set
                      this object to any other value.

                      If a management station sets this object to the
                      value deleteTCB(12), then this has the effect of
                      deleting the TCB (as defined in RFC 793) of the
                      corresponding connection on the managed node,
                      resulting in immediate termination of the
                      connection.

                      As an implementation-specific option, a RST
Top   ToC   RFC1213 - Page 51
                      segment may be sent from the managed node to the
                      other TCP endpoint (note however that RST segments
                      are not sent reliably)."
              ::= { tcpConnEntry 1 }

          tcpConnLocalAddress OBJECT-TYPE
              SYNTAX  IpAddress
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The local IP address for this TCP connection.  In
                      the case of a connection in the listen state which
                      is willing to accept connections for any IP
                      interface associated with the node, the value
                      0.0.0.0 is used."
              ::= { tcpConnEntry 2 }

          tcpConnLocalPort OBJECT-TYPE
              SYNTAX  INTEGER (0..65535)
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The local port number for this TCP connection."
              ::= { tcpConnEntry 3 }

          tcpConnRemAddress OBJECT-TYPE
              SYNTAX  IpAddress
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The remote IP address for this TCP connection."
              ::= { tcpConnEntry 4 }

          tcpConnRemPort OBJECT-TYPE
              SYNTAX  INTEGER (0..65535)
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The remote port number for this TCP connection."
              ::= { tcpConnEntry 5 }


          -- additional TCP objects

          tcpInErrs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
Top   ToC   RFC1213 - Page 52
              DESCRIPTION
                      "The total number of segments received in error
                      (e.g., bad TCP checksums)."
              ::= { tcp 14 }

          tcpOutRsts OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of TCP segments sent containing the
                      RST flag."
              ::= { tcp 15 }


6.9.      -- the UDP group

          -- Implementation of the UDP group is mandatory for all
          -- systems which implement the UDP.

          udpInDatagrams OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of UDP datagrams delivered to
                      UDP users."
              ::= { udp 1 }

          udpNoPorts OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of received UDP datagrams for
                      which there was no application at the destination
                      port."
              ::= { udp 2 }

          udpInErrors OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of received UDP datagrams that could
                      not be delivered for reasons other than the lack
                      of an application at the destination port."
              ::= { udp 3 }
Top   ToC   RFC1213 - Page 53
          udpOutDatagrams OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of UDP datagrams sent from this
                      entity."
              ::= { udp 4 }


          -- the UDP Listener table

          -- The UDP listener table contains information about this
          -- entity's UDP end-points on which a local application is
          -- currently accepting datagrams.

          udpTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF UdpEntry
              ACCESS  not-accessible
              STATUS  mandatory
              DESCRIPTION
                      "A table containing UDP listener information."
              ::= { udp 5 }

          udpEntry OBJECT-TYPE
              SYNTAX  UdpEntry
              ACCESS  not-accessible
              STATUS  mandatory
              DESCRIPTION
                      "Information about a particular current UDP
                      listener."
              INDEX   { udpLocalAddress, udpLocalPort }
              ::= { udpTable 1 }

          UdpEntry ::=
              SEQUENCE {
                  udpLocalAddress
                      IpAddress,
                  udpLocalPort
                      INTEGER (0..65535)
              }

          udpLocalAddress OBJECT-TYPE
              SYNTAX  IpAddress
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The local IP address for this UDP listener.  In
Top   ToC   RFC1213 - Page 54
                      the case of a UDP listener which is willing to
                      accept datagrams for any IP interface associated
                      with the node, the value 0.0.0.0 is used."
              ::= { udpEntry 1 }

          udpLocalPort OBJECT-TYPE
              SYNTAX  INTEGER (0..65535)
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The local port number for this UDP listener."
              ::= { udpEntry 2 }


6.10.     -- the EGP group

          -- Implementation of the EGP group is mandatory for all
          -- systems which implement the EGP.

          egpInMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP messages received without
                      error."
              ::= { egp 1 }

          egpInErrors OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP messages received that proved
                      to be in error."
              ::= { egp 2 }

          egpOutMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of locally generated EGP
                      messages."
              ::= { egp 3 }

          egpOutErrors OBJECT-TYPE
              SYNTAX  Counter
Top   ToC   RFC1213 - Page 55
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of locally generated EGP messages not
                      sent due to resource limitations within an EGP
                      entity."
              ::= { egp 4 }


          -- the EGP Neighbor table

          -- The EGP neighbor table contains information about this
          -- entity's EGP neighbors.

          egpNeighTable OBJECT-TYPE
              SYNTAX  SEQUENCE OF EgpNeighEntry
              ACCESS  not-accessible
              STATUS  mandatory
              DESCRIPTION
                      "The EGP neighbor table."
              ::= { egp 5 }

          egpNeighEntry OBJECT-TYPE
              SYNTAX  EgpNeighEntry
              ACCESS  not-accessible
              STATUS  mandatory
              DESCRIPTION
                      "Information about this entity's relationship with
                      a particular EGP neighbor."
              INDEX   { egpNeighAddr }
              ::= { egpNeighTable 1 }

          EgpNeighEntry ::=
              SEQUENCE {
                  egpNeighState
                      INTEGER,
                  egpNeighAddr
                      IpAddress,
                  egpNeighAs
                      INTEGER,
                  egpNeighInMsgs
                      Counter,
                  egpNeighInErrs
                      Counter,
                  egpNeighOutMsgs
                      Counter,
                  egpNeighOutErrs
                      Counter,
Top   ToC   RFC1213 - Page 56
                  egpNeighInErrMsgs
                      Counter,
                  egpNeighOutErrMsgs
                      Counter,
                  egpNeighStateUps
                      Counter,
                  egpNeighStateDowns
                      Counter,
                  egpNeighIntervalHello
                      INTEGER,
                  egpNeighIntervalPoll
                      INTEGER,
                  egpNeighMode
                      INTEGER,
                  egpNeighEventTrigger
                      INTEGER
              }

          egpNeighState OBJECT-TYPE
              SYNTAX  INTEGER {
                          idle(1),
                          acquisition(2),
                          down(3),
                          up(4),
                          cease(5)
                      }
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The EGP state of the local system with respect to
                      this entry's EGP neighbor.  Each EGP state is
                      represented by a value that is one greater than
                      the numerical value associated with said state in
                      RFC 904."
              ::= { egpNeighEntry 1 }

          egpNeighAddr OBJECT-TYPE
              SYNTAX  IpAddress
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The IP address of this entry's EGP neighbor."
              ::= { egpNeighEntry 2 }

          egpNeighAs OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
Top   ToC   RFC1213 - Page 57
              DESCRIPTION
                      "The autonomous system of this EGP peer.  Zero
                      should be specified if the autonomous system
                      number of the neighbor is not yet known."
              ::= { egpNeighEntry 3 }

          egpNeighInMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP messages received without error
                      from this EGP peer."
              ::= { egpNeighEntry 4 }

          egpNeighInErrs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP messages received from this EGP
                      peer that proved to be in error (e.g., bad EGP
                      checksum)."
              ::= { egpNeighEntry 5 }

          egpNeighOutMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of locally generated EGP messages to
                      this EGP peer."
              ::= { egpNeighEntry 6 }

          egpNeighOutErrs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of locally generated EGP messages not
                      sent to this EGP peer due to resource limitations
                      within an EGP entity."
              ::= { egpNeighEntry 7 }

          egpNeighInErrMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
Top   ToC   RFC1213 - Page 58
              DESCRIPTION
                      "The number of EGP-defined error messages received
                      from this EGP peer."
              ::= { egpNeighEntry 8 }

          egpNeighOutErrMsgs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP-defined error messages sent to
                      this EGP peer."
              ::= { egpNeighEntry 9 }

          egpNeighStateUps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP state transitions to the UP
                      state with this EGP peer."
              ::= { egpNeighEntry 10 }

          egpNeighStateDowns OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The number of EGP state transitions from the UP
                      state to any other state with this EGP peer."
              ::= { egpNeighEntry 11 }

          egpNeighIntervalHello OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The interval between EGP Hello command
                      retransmissions (in hundredths of a second).  This
                      represents the t1 timer as defined in RFC 904."
              ::= { egpNeighEntry 12 }

          egpNeighIntervalPoll OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The interval between EGP poll command
Top   ToC   RFC1213 - Page 59
                      retransmissions (in hundredths of a second).  This
                      represents the t3 timer as defined in RFC 904."
              ::= { egpNeighEntry 13 }

          egpNeighMode OBJECT-TYPE
              SYNTAX  INTEGER { active(1), passive(2) }
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The polling mode of this EGP entity, either
                      passive or active."
              ::= { egpNeighEntry 14 }

          egpNeighEventTrigger OBJECT-TYPE
              SYNTAX  INTEGER { start(1), stop(2) }
              ACCESS  read-write
              STATUS  mandatory
              DESCRIPTION
                      "A control variable used to trigger operator-
                      initiated Start and Stop events.  When read, this
                      variable always returns the most recent value that
                      egpNeighEventTrigger was set to.  If it has not
                      been set since the last initialization of the
                      network management subsystem on the node, it
                      returns a value of `stop'.

                      When set, this variable causes a Start or Stop
                      event on the specified neighbor, as specified on
                      pages 8-10 of RFC 904.  Briefly, a Start event
                      causes an Idle peer to begin neighbor acquisition
                      and a non-Idle peer to reinitiate neighbor
                      acquisition.  A stop event causes a non-Idle peer
                      to return to the Idle state until a Start event
                      occurs, either via egpNeighEventTrigger or
                      otherwise."
              ::= { egpNeighEntry 15 }


          -- additional EGP objects

          egpAs OBJECT-TYPE
              SYNTAX  INTEGER
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The autonomous system number of this EGP entity."
              ::= { egp 6 }
Top   ToC   RFC1213 - Page 60
6.11.     -- the Transmission group

          -- Based on the transmission media underlying each interface
          -- on a system, the corresponding portion of the Transmission
          -- group is mandatory for that system.

          -- When Internet-standard definitions for managing
          -- transmission media are defined, the transmission group is
          -- used to provide a prefix for the names of those objects.

          -- Typically, such definitions reside in the experimental
          -- portion of the MIB until they are "proven", then as a
          -- part of the Internet standardization process, the
          -- definitions are accordingly elevated and a new object
          -- identifier, under the transmission group is defined. By
          -- convention, the name assigned is:
          --
          --     type OBJECT IDENTIFIER    ::= { transmission number }
          --
          -- where "type" is the symbolic value used for the media in
          -- the ifType column of the ifTable object, and "number" is
          -- the actual integer value corresponding to the symbol.


6.12.     -- the SNMP group

          -- Implementation of the SNMP group is mandatory for all
          -- systems which support an SNMP protocol entity.  Some of
          -- the objects defined below will be zero-valued in those
          -- SNMP implementations that are optimized to support only
          -- those functions specific to either a management agent or
          -- a management station.  In particular, it should be
          -- observed that the objects below refer to an SNMP entity,
          -- and there may be several SNMP entities residing on a
          -- managed node (e.g., if the node is hosting acting as
          -- a management station).

          snmpInPkts OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of Messages delivered to the
                      SNMP entity from the transport service."
              ::= { snmp 1 }

          snmpOutPkts OBJECT-TYPE
              SYNTAX  Counter
Top   ToC   RFC1213 - Page 61
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Messages which were
                      passed from the SNMP protocol entity to the
                      transport service."
              ::= { snmp 2 }

          snmpInBadVersions OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Messages which were
                      delivered to the SNMP protocol entity and were for
                      an unsupported SNMP version."
              ::= { snmp 3 }

          snmpInBadCommunityNames OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Messages delivered to
                      the SNMP protocol entity which used a SNMP
                      community name not known to said entity."
              ::= { snmp 4 }

          snmpInBadCommunityUses OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Messages delivered to
                      the SNMP protocol entity which represented an SNMP
                      operation which was not allowed by the SNMP
                      community named in the Message."
              ::= { snmp 5 }

          snmpInASNParseErrs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of ASN.1 or BER errors
                      encountered by the SNMP protocol entity when
                      decoding received SNMP Messages."
              ::= { snmp 6 }
Top   ToC   RFC1213 - Page 62
          -- { snmp 7 } is not used

          snmpInTooBigs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      delivered to the SNMP protocol entity and for
                      which the value of the error-status field is
                      `tooBig'."
              ::= { snmp 8 }

          snmpInNoSuchNames OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      delivered to the SNMP protocol entity and for
                      which the value of the error-status field is
                      `noSuchName'."
              ::= { snmp 9 }

          snmpInBadValues OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      delivered to the SNMP protocol entity and for
                      which the value of the error-status field is
                      `badValue'."
              ::= { snmp 10 }

          snmpInReadOnlys OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number valid SNMP PDUs which were
                      delivered to the SNMP protocol entity and for
                      which the value of the error-status field is
                      `readOnly'.  It should be noted that it is a
                      protocol error to generate an SNMP PDU which
                      contains the value `readOnly' in the error-status
                      field, as such this object is provided as a means
                      of detecting incorrect implementations of the
Top   ToC   RFC1213 - Page 63
                      SNMP."
              ::= { snmp 11 }

          snmpInGenErrs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      delivered to the SNMP protocol entity and for
                      which the value of the error-status field is
                      `genErr'."
              ::= { snmp 12 }

          snmpInTotalReqVars OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of MIB objects which have been
                      retrieved successfully by the SNMP protocol entity
                      as the result of receiving valid SNMP Get-Request
                      and Get-Next PDUs."
              ::= { snmp 13 }

          snmpInTotalSetVars OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of MIB objects which have been
                      altered successfully by the SNMP protocol entity
                      as the result of receiving valid SNMP Set-Request
                      PDUs."
              ::= { snmp 14 }

          snmpInGetRequests OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Get-Request PDUs which
                      have been accepted and processed by the SNMP
                      protocol entity."
              ::= { snmp 15 }

          snmpInGetNexts OBJECT-TYPE
              SYNTAX  Counter
Top   ToC   RFC1213 - Page 64
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Get-Next PDUs which have
                      been accepted and processed by the SNMP protocol
                      entity."
              ::= { snmp 16 }

          snmpInSetRequests OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Set-Request PDUs which
                      have been accepted and processed by the SNMP
                      protocol entity."
              ::= { snmp 17 }

          snmpInGetResponses OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Get-Response PDUs which
                      have been accepted and processed by the SNMP
                      protocol entity."
              ::= { snmp 18 }

          snmpInTraps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Trap PDUs which have
                      been accepted and processed by the SNMP protocol
                      entity."
              ::= { snmp 19 }

          snmpOutTooBigs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      generated by the SNMP protocol entity and for
                      which the value of the error-status field is
                      `tooBig.'"
              ::= { snmp 20 }
Top   ToC   RFC1213 - Page 65
          snmpOutNoSuchNames OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      generated by the SNMP protocol entity and for
                      which the value of the error-status is
                      `noSuchName'."
              ::= { snmp 21 }

          snmpOutBadValues OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      generated by the SNMP protocol entity and for
                      which the value of the error-status field is
                      `badValue'."
              ::= { snmp 22 }

          -- { snmp 23 } is not used

          snmpOutGenErrs OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP PDUs which were
                      generated by the SNMP protocol entity and for
                      which the value of the error-status field is
                      `genErr'."
              ::= { snmp 24 }

          snmpOutGetRequests OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Get-Request PDUs which
                      have been generated by the SNMP protocol entity."
              ::= { snmp 25 }

          snmpOutGetNexts OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
Top   ToC   RFC1213 - Page 66
              DESCRIPTION
                      "The total number of SNMP Get-Next PDUs which have
                      been generated by the SNMP protocol entity."
              ::= { snmp 26 }

          snmpOutSetRequests OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Set-Request PDUs which
                      have been generated by the SNMP protocol entity."
              ::= { snmp 27 }

          snmpOutGetResponses OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Get-Response PDUs which
                      have been generated by the SNMP protocol entity."
              ::= { snmp 28 }

          snmpOutTraps OBJECT-TYPE
              SYNTAX  Counter
              ACCESS  read-only
              STATUS  mandatory
              DESCRIPTION
                      "The total number of SNMP Trap PDUs which have
                      been generated by the SNMP protocol entity."
              ::= { snmp 29 }

          snmpEnableAuthenTraps OBJECT-TYPE
              SYNTAX  INTEGER { enabled(1), disabled(2) }
              ACCESS  read-write
              STATUS  mandatory
              DESCRIPTION
                      "Indicates whether the SNMP agent process is
                      permitted to generate authentication-failure
                      traps.  The value of this object overrides any
                      configuration information; as such, it provides a
                      means whereby all authentication-failure traps may
                      be disabled.

                      Note that it is strongly recommended that this
                      object be stored in non-volatile memory so that it
                      remains constant between re-initializations of the
                      network management system."
Top   ToC   RFC1213 - Page 67
              ::= { snmp 30 }

          END

7.  Acknowledgements

   This document was produced by the SNMP Working Group:

               Anne Ambler, Spider
               Karl Auerbach, Sun
               Fred Baker, ACC
               David Bridgham, Epilogue Technology
               Ken Brinkerhoff
               Ron Broersma, NOSC
               Brian Brown, Synoptics
               Jack Brown, US Army
               Theodore Brunner, Bellcore
               Jeff Buffum, HP
               Jeffrey Buffum, HP
               John Burress, Wellfleet
               Jeffrey D. Case, University of Tennessee at Knoxville
               Chris Chiptasso, Spartacus
               Paul Ciarfella, DEC
               Bob Collet
               John Cook, Chipcom
               Tracy Cox, Bellcore
               James R. Davin, MIT-LCS
               Eric Decker, cisco
               Kurt Dobbins, Cabletron
               Nadya El-Afandi, Network Systems
               Gary Ellis, HP
               Fred Engle
               Mike Erlinger
               Mark S. Fedor, PSI
               Richard Fox, Synoptics
               Karen Frisa, CMU
               Stan Froyd, ACC
               Chris Gunner, DEC
               Fred Harris, University of Tennessee at Knoxville
               Ken Hibbard, Xylogics
               Ole Jacobsen, Interop
               Ken Jones
               Satish Joshi, Synoptics
               Frank Kastenholz, Racal-Interlan
               Shimshon Kaufman, Spartacus
               Ken Key, University of Tennessee at Knoxville
               Jim Kinder, Fibercom
               Alex Koifman, BBN
Top   ToC   RFC1213 - Page 68
               Christopher Kolb, PSI
               Cheryl Krupczak, NCR
               Paul Langille, DEC
               Martin Lee Schoffstall, PSI
               Peter Lin, Vitalink
               John Lunny, TWG
               Carl Malamud
               Gary Malkin, FTP Software, Inc.
               Randy Mayhew, University of Tennessee at Knoxville
               Keith McCloghrie, Hughes LAN Systems
               Donna McMaster, David Systems
               Lynn Monsanto, Sun
               Dave Perkins, 3COM
               Jim Reinstedler, Ungerman Bass
               Anil Rijsinghani, DEC
               Kathy Rinehart, Arnold AFB
               Kary Robertson
               Marshall T. Rose, PSI (chair)
               L. Michael Sabo, NCSC
               Jon Saperia, DEC
               Greg Satz, cisco
               Martin Schoffstall, PSI
               John Seligson
               Steve Sherry, Xyplex
               Fei Shu, NEC
               Sam Sjogren, TGV
               Mark Sleeper, Sparta
               Lance Sprung
               Mike St.Johns
               Bob Stewart, Xyplex
               Emil Sturniold
               Kaj Tesink, Bellcore
               Geoff Thompson, Synoptics
               Dean Throop, Data General
               Bill Townsend, Xylogics
               Maurice Turcotte, Racal-Milgo
               Kannan Varadhou
               Sudhanshu Verma, HP
               Bill Versteeg, Network Research Corporation
               Warren Vik, Interactive Systems
               David Waitzman, BBN
               Steve Waldbusser, CMU
               Dan Wintringhan
               David Wood
               Wengyik Yeong, PSI
               Jeff Young, Cray Research
Top   ToC   RFC1213 - Page 69
   In addition, the comments of the following individuals are also
   acknolwedged:

               Craig A. Finseth, Minnesota Supercomputer Center, Inc.
               Jeffrey C. Honig, Cornell University Theory Center
               Philip R. Karn, Bellcore

8.  References

   [1] Cerf, V., "IAB Recommendations for the Development of Internet
       Network Management Standards", RFC 1052, NRI, April 1988.

   [2] Rose M., and K. McCloghrie, "Structure and Identification of
       Management Information for TCP/IP-based internets," RFC 1065,
       TWG, August 1988.

   [3] McCloghrie, K., and M. Rose, "Management Information Base for
       Network Management of TCP/IP-based internets, RFC 1066, TWG,
       August 1988.

   [4] Cerf, V., "Report of the Second Ad Hoc Network Management Review
       Group", RFC 1109, NRI, August 1989.

   [5] Case, J., Fedor, M., Schoffstall, M., and J. Davin, "Simple
       Network Management Protocol (SNMP)", RFC 1098, University of
       Tennessee at Knoxville, NYSERNet, Inc., Rensselaer Polytechnic
       Institute, MIT Laboratory for Computer Science, April 1989.

   [6] Postel, J., and J. Reynolds, "TELNET Protocol Specification", RFC
       854, USC/Information Sciences Institute, May 1983.

   [7] Satz, G., "Connectionless Network Protocol (ISO 8473) and End
       System to Intermediate System (ISO 9542) Management Information
       Base", RFC 1162, cisco Systems, Inc., June 1990.

   [8] Information processing systems - Open Systems Interconnection -
       Specification of Abstract Syntax Notation One (ASN.1),
       International Organization for Standardization, International
       Standard 8824, December 1987.

   [9] Information processing systems - Open Systems Interconnection -
       Specification of Basic Encoding Rules for Abstract Notation One
       (ASN.1), International Organization for Standardization,
       International Standard 8825, December 1987.

  [10] Jacobson, V., "Congestion Avoidance and Control", SIGCOMM 1988,
       Stanford, California.
Top   ToC   RFC1213 - Page 70
  [11] Hagens, R., Hall, N., and M. Rose, "Use of the Internet as a
       Subnetwork for Experimentation with the OSI Network Layer", RFC
       1070, U of Wiscsonsin - Madison, U of Wiscsonsin - Madison, The
       Wollongong Group, February 1989.

  [12] Rose M., and K. McCloghrie, "Structure and Identification of
       Management Information for TCP/IP-based internets", RFC 1155,
       Performance Systems International, Hughes LAN Systems, May 1990.

  [13] Case, J., Fedor, M., Schoffstall, M., and J. Davin, "Simple
       Network Management Protocol", RFC 1157, SNMP Research,
       Performance Systems International, Performance Systems
       International, MIT Laboratory for Computer Science, May 1990.

  [14] Rose, M., and K. McCloghrie, Editors, "Concise MIB Definitions",
       RFC 1212, Performance Systems International, Hughes LAN Systems,
       March 1991.

9.  Security Considerations

   Security issues are not discussed in this memo.

10.  Authors' Addresses

   Keith McCloghrie
   Hughes LAN Systems
   1225 Charleston Road
   Mountain View, CA 94043
   1225 Charleston Road
   Mountain View, CA 94043

   Phone: (415) 966-7934

   EMail: kzm@hls.com


   Marshall T. Rose
   Performance Systems International
   5201 Great America Parkway
   Suite 3106
   Santa Clara, CA  95054

   Phone: +1 408 562 6222

   EMail: mrose@psi.com
   X.500:  rose, psi, us