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Chapter 47
VoIP profile configuration
Chapter contents
Introduction
........................................................................................................................................................569
VoIP profile configuration task list
......................................................................................................................570
Creating a VoIP profile
.................................................................................................................................570
Configure codecs
..........................................................................................................................................571
Configuring the transparent-clearmode codec
...............................................................................................573
Configuring the Cisco versions of the G.726 codecs
.....................................................................................573
Configuring DTMF relay
.............................................................................................................................574
Configuring RTP payload types
....................................................................................................................574
Configuring RTP payload type for transparent-clearmode
............................................................................575
Configuring RTP payload types for the g726-32k and g726-32k-cisco coders
..............................................575
Configuring RTP payload type for Cisco NSE
..............................................................................................575
Configuring Cisco NSE for Fax
....................................................................................................................575
Configuring the dejitter buffer (advanced)
....................................................................................................576
Enabling/disabling filters (advanced)
.............................................................................................................578
Configuring Fax transmission
.......................................................................................................................579
T.38 CED retransmission
.............................................................................................................................582
T.38 No-Signal Retransmission
....................................................................................................................583
Fax bypass method
........................................................................................................................................583
Configuring fax failover
................................................................................................................................583
Configuring modem transmission
.................................................................................................................584
Modem bypass method
.................................................................................................................................584
Configuring the traffic class for Voice and Fax data
......................................................................................585
Configuring IP-IP codec negotiation
.............................................................................................................585
Examples
.............................................................................................................................................................586
Home office in an enterprise network
...........................................................................................................586
Home office with fax
....................................................................................................................................588
Soft phone client gateway
..............................................................................................................................589