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ABNF for  Call-Info  SIP Header

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RFC 3261 – Section 20.9

 


Call-Info   =
"Call-Info"   HCOLON   info   *( COMMA   info )

; examples:
;    Call-Info: <http://wwww.example.com/alice/photo.jpg> ;purpose=icon,
;      <http://www.example.com/alice/> ;purpose=info
;    Call-Info:<sip:456@z.b.com>;purpose=call-completion;m=NR


info   =
info-param   =
( "purpose"   EQUAL   (
"icon"  /   "info"  /   "card"  /
"list-management"  /     ;  see  RFC 5367 – Section 9
"call-completion"  /     ;  see  RFC 6910 – Section 12.4
"impp"  /     ;  see  RFC 6993 – Section 3
"ccmp"  /     ;  see  RFC 7082 – Section 5.1
token )
/  ( "m"   EQUAL   ( "BS"  /  "NR"  /  "NL" ) )     ;  see  RFC 6910 – Section 12.5
generic-param