AudioCodes Mediant 500 E-SBC User Manual page 10

27.7.2 Interworking SIP Diversion and History-Info Headers ...........................................459
27.7.3 Interworking SIP REFER Messages ......................................................................459
27.7.4 Interworking SIP PRACK Messages .....................................................................460
27.7.5 Interworking SIP Session Timer ............................................................................460
27.7.6 Interworking SIP Early Media ................................................................................461
27.7.7 Interworking SIP re-INVITE Messages ..................................................................463
27.7.8 Interworking SIP UPDATE Messages ...................................................................463
27.7.9 Interworking SIP re-INVITE to UPDATE ................................................................463
27.7.10 Interworking Call Hold ............................................................................................463
27.8 Call Survivability ................................................................................................. 464
27.8.1 Auto-Provisioning of Subscriber-Specific Information for BroadWorks Server for
Survivability.........................................................................................................................464
27.8.2 BroadSoft's Shared Phone Line Call Appearance for SBC Survivability...............465
27.8.3 Call Survivability for Call Centers ..........................................................................466
27.8.4 Survivability Mode Display on Aastra IP Phones ..................................................468
27.9 Call Forking ........................................................................................................ 469
27.9.1 Initiating SIP Call Forking ......................................................................................469
27.9.2 SIP Forking Initiated by SIP Proxy Server .............................................................469
27.9.3 Call Forking-based IP-to-IP Routing Rules............................................................470
27.10 Alternative Routing on Detection of Failed SIP Response .................................. 470
28 SBC Configuration .......................................................................................... 471
28.1 Configuring General Settings .............................................................................. 471
28.1.1 Interworking Dialog Information in SIP NOTIFY Messages ..................................471
28.2 Configuring Admission Control ........................................................................... 473
28.3 Configuring Allowed Audio Coder Groups .......................................................... 477
28.4 Configuring Allowed Video Coder Groups .......................................................... 479
28.5 Routing SBC....................................................................................................... 480
28.5.1 Configuring Classification Rules ............................................................................480
28.5.1.1 Classification Based on URI of Selected Header Example ....................485
28.5.2 Configuring Message Condition Rules ..................................................................486
28.5.3 Configuring SBC IP-to-IP Routing .........................................................................488
28.5.4 Configuring SIP Response Codes for Alternative Routing Reasons .....................497
28.6 SBC Manipulations ............................................................................................. 499
28.6.1 Configuring IP-to-IP Inbound Manipulations ..........................................................502
28.6.2 Configuring IP-to-IP Outbound Manipulations .......................................................505
Cloud Resilience Package ....................................................................................511
29 CRP Overview .................................................................................................. 513
30 CRP Configuration .......................................................................................... 515
30.1 Enabling the CRP Application ............................................................................. 515
30.2 Configuring Call Survivability Mode .................................................................... 516
30.3 Pre-Configured IP Groups .................................................................................. 517
30.4 Pre-Configured IP-to-IP Routing Rules ............................................................... 518
30.4.1 Normal Mode .........................................................................................................518
30.4.2 Emergency Mode ...................................................................................................519
30.4.3 Auto Answer to Registrations ................................................................................519
30.5 Configuring PSTN Fallback ................................................................................ 520
User's Manual 10
Mediant 500 E-SBC
Document #: LTRT-10437