Content for TS 43.005 Word version: 16.0.0
3 Performance design objectives
3.1 General
3.2 MSCs
3.3 Performance design objectives for HLRs
3.4 Performance design objectives for VLRs
4 Transmission characteristics
4.1 General
4.2 System delay distribution
$ Change Request History
3 Performance design objectives
3.1 General
3.2 MSCs
3.2.1 Reference loads
3.2.1.1 Reference load on incoming interexchange circuits
3.2.1.2 Reference load for MS calls
3.2.1.3 Impact of supplementary services Word‑p. 7
3.2.2 Inadequately handled call attempts
3.2.3 Delay probability Word‑p. 8
3.2.3.1 User signalling acknowledgement delay
3.2.3.2 Signalling transfer delay
3.2.3.3 Through connection delay
3.2.3.4 Incoming call indication sending delay - (for terminating and internal traffic connections) Word‑p. 9
3.2.3.5 Connection release delay Word‑p. 10
3.2.3.6 Call clearing delay
3.2.3.7 Timing for start of charging (circuit switched calls)
3.2.3.8 Call set-up delay
3.2.3.9 Handover delay
3.2.3.10 Off-air-call-set-up (OACSU) delay Word‑p. 11
3.2.3.11 Discontinuous reception mode delay
3.2.4 Call processing performance objectives
3.2.4.1 Premature release
3.2.4.2 Release failure
3.2.4.3 Incorrect charging or accounting
3.2.4.4 Misrouting
3.2.4.5 No tone
3.2.4.6 Other failures Word‑p. 12
3.2.4.7 Transmission performance
3.2.4.8 Slip rate
3.2.5 MSC performance during overload conditions
3.3 Performance design objectives for HLRs
3.4 Performance design objectives for VLRs
4 Transmission characteristics Word‑p. 13
$ Change Request History Word‑p. 20
