Configuring SIP Snooping Parameter Description and Values
OmniSwitch AOS Release 8 Network Configuration Guide December 2017 page 14-3
Parameter Description and Values
No PARAMETER Description Default value Configurable Min Max
1 Global SIP snooping Disable YES NA NA
2 SIP snooping per port Enable YES NA NA
3 SIP Snooping mode Automatic YES NA NA
4 N u m b e r o f S I P U D P P o r t s N O Y E S 0 8
5 Number of SIP TCP Ports 5260 YES 0 8
6 Number of Trusted Call server NO YES 8
7 Number of SOS-Call NO YES 0 4
8 SOS-Call RTP/RTCP Bandwidth 128 kbps NO NA NA
9 SOS-Call RTP/RTCP-DSCP 46 EF YES NA NA
10 SIP control DSCP NO YES NA NA
11 SIP rate limit 1 mbps NO 1 4
12 Media Idle timeout 5 min NO NA NA
13 RTCP monitoring Enable YES NA NA
14 Jitter Threshold (audio/video/other) 50/100/100 ms YES 0 300
15 Packet-lost Threshold (audio/video/other) 10 /20/20 % YES 0 99
16 RTT Threshold (audio/video/other) 180 /250/250
ms
YES 0 500
17 R-factor Threshold (audio/video/other) 70/80/80 YES 0 100
18 MOS Threshold (audio/video/other) 3.6/3.0/3.0 YES 0 5
19 TCAM slice reserved 1 NO 1 4
20 Number of Media streams per NI
a
a. Subtracted value of 4 is due to the 15 UDF entries required for SIP method based trapping.
(64*TCAM
Slice value) – 4
NO NA NA
21 Number of Media streams per system in case
of stack. (VC with MAX_NI_SLOTS = 8)
MAXNI_SLOT
S *
((64 * TCAM
Slice Value) –
4)
NO NA NA
22 Number of Media streams per system in case
link aggregation as edge port.
(64 * TCAM
Slice value) - 4
NO NA NA
23 Logging Number of calls 200 YES 50 500
Note. When the Jitter, Packet Lost, and RTT crosses the configured threshold traps are raised. And when
the R-factor and MOS goes below the configured threshold traps are raised.
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