4.5.2.9
Timer Settings ...........................................................................................................110
T1 Timer ..................................................................................................................110
T2 Timer ..................................................................................................................110
Timer B ...................................................................................................................111
Timer D ...................................................................................................................111
Timer F ....................................................................................................................111
Timer H ...................................................................................................................111
Timer J ....................................................................................................................112
4.5.2.10
Quality of Service (QoS) ............................................................................................112
SIP Packet QoS (DSCP) .........................................................................................112
4.5.2.11
SIP extensions ...........................................................................................................112
4.5.2.12
NAT Identity ...............................................................................................................113
Keep Alive Interval ..................................................................................................113
4.5.2.13
Security ......................................................................................................................113
4.5.3
VoIP Settings ................................................................................................................114
4.5.3.1
RTP Settings .............................................................................................................114
RTP Packet Time ....................................................................................................114
4.5.4
4.5.4.1
Quality of Service (QoS) ............................................................................................116
RTP Packet QoS (DSCP) .......................................................................................116
RTCP Packet QoS (DSCP) .....................................................................................116
4.5.4.2
Statistical Information ................................................................................................117
RTCP Enable ..........................................................................................................117
RTCP Interval .........................................................................................................117
4.5.4.3
Jitter Buffer ................................................................................................................117
Maximum Delay ......................................................................................................117
Minimum Delay .......................................................................................................117
Initial Delay .............................................................................................................118
4.5.4.4
DTMF .........................................................................................................................118
DTMF Type .............................................................................................................118
DTMF Relay ............................................................................................................118
4.5.4.5
Call Hold ....................................................................................................................119
4.5.4.6
CODEC Preferences .................................................................................................119
G722 (Enable) .........................................................................................................119
G722 (Priority) .........................................................................................................119
PCMA (Enable) .......................................................................................................120
PCMA (Priority) .......................................................................................................120
G726-32 (Enable) ..................................................................................................120
G726-32 (Priority) ...................................................................................................120
G729A (Enable) ......................................................................................................120
G729A (Priority) ......................................................................................................121
PCMU (Enable) .......................................................................................................121
PCMU (Priority) .......................................................................................................121
4.6
Telephone ......................................................................................................................121
4.6.1
Call Control ...................................................................................................................122
4.6.1.1
Call Control ................................................................................................................122
Document Version
2012-06
Table of Contents
Administrator Guide
7