1 Scope
1.1 Bearer services
1.2 Purpose of this Recommendation
2
References
3
Abbreviations
4
Reference model
4.1 Reference configuration
4.2 Reference events
4.3 Future reference events
4.4 Assumptions for establishing objectives
4.5 Performance objective for delay parameters
4.6 Alternate specification of objectives
5
Call processing delays for a Type 2 B-ISDN call
5.1 Call establishment delays
5.1.1 Connection delays
5.1.2 Party delays
5.1.3 Overall multi-party call establishment
delay for N-1 added parties
5.2 Call disengagement delays
5.2.1
Connection Disconnect Delay (CDD)
5.2.2 Connection Release Delay (CRD)
5.2.3 Party Disconnect Delay (PDD)
5.2.4 Party Release Delay (PRD)
6
Incorrect processing parameters
6.1 Connection, party and multi-party call set-up error
probabilities
6.1.1 Connection set-up error probability
6.1.2 Party set-up error probability
6.1.3 Multi-party call set-up error probability
6.2 Connection and party premature disconnect
6.2.1 Connection premature disconnect
probability
6.2.2 Party premature disconnect probability
7
Denial parameters
7.1 Connection/party set-up
denial parameters
7.1.1 Connection Set-up Failure Probability
(CSFP)
7.1.2 Party Set-up Failure Probability (PSFP)
7.1.3 Multi-party call set-up failure
probability
7.2 Connection/party clearing failure probability
7.2.1 Connection Clearing Failure Probability
(CCFP)
7.2.2 Party Clearing Failure Probability (PCFP)
Annex A – Call set-up timers
Appendix I – Hypothetical reference connection
Appendix II – Delay of elements
II.1 Proposal
II.2 Outgoing link delay Tod
II.3 Cross-office handling time Tch
II.4 Functional reference points
II.5 Reasons for the above proposal
II.6 Objectives for cross-office handling time Tch
II.6.1 Considerations
II.6.2 Proposal for Tch