4.5.2.9
Timer Settings ...........................................................................................................111
T1 Timer ..................................................................................................................111
T2 Timer ..................................................................................................................111
Timer B ...................................................................................................................112
Timer D ...................................................................................................................112
Timer F ....................................................................................................................112
Timer H ...................................................................................................................112
Timer J ....................................................................................................................113
4.5.2.10
Quality of Service (QoS) ............................................................................................113
SIP Packet QoS (DSCP) .........................................................................................113
4.5.2.11
SIP extensions ...........................................................................................................113
4.5.2.12
NAT Identity ...............................................................................................................114
Keep Alive Interval ..................................................................................................114
4.5.2.13
Security ......................................................................................................................114
4.5.3
VoIP Settings ................................................................................................................115
4.5.3.1
RTP Settings .............................................................................................................115
RTP Packet Time ....................................................................................................115
4.5.4
4.5.4.1
Quality of Service (QoS) ............................................................................................117
RTP Packet QoS (DSCP) .......................................................................................117
RTCP Packet QoS (DSCP) .....................................................................................117
4.5.4.2
Statistical Information ................................................................................................118
RTCP Enable ..........................................................................................................118
RTCP Interval .........................................................................................................118
4.5.4.3
Jitter Buffer ................................................................................................................118
Maximum Delay ......................................................................................................118
Minimum Delay .......................................................................................................118
Initial Delay .............................................................................................................119
4.5.4.4
DTMF .........................................................................................................................119
DTMF Type .............................................................................................................119
DTMF Relay ............................................................................................................119
4.5.4.5
Call Hold ....................................................................................................................120
4.5.4.6
CODEC Preferences .................................................................................................120
G722 (Enable) .........................................................................................................120
G722 (Priority) .........................................................................................................120
PCMA (Enable) .......................................................................................................121
PCMA (Priority) .......................................................................................................121
G726-32 (Enable) ..................................................................................................121
G726-32 (Priority) ...................................................................................................121
G729A (Enable) ......................................................................................................121
G729A (Priority) ......................................................................................................122
PCMU (Enable) .......................................................................................................122
PCMU (Priority) .......................................................................................................122
4.6
Telephone ......................................................................................................................122
4.6.1
Call Control ...................................................................................................................123
4.6.1.1
Call Control ................................................................................................................123
Document Version 2013-03
Table of Contents
Administrator Guide
7