Matrix PRASAR UCS - Page 242

Matrix PRASAR UCS System Manual 233
Quality of Service
• Set the SIP Quality of Service (QoS) for SIP signaling:
• SIP DiffServe/ToS: The system sends all the SIP signaling messages with this QoS setting. This field
defines the priority bits for SIP messages. The Valid SIP DiffServe/ToS range is from 00-63, default:
26.
• Voice DiffServe/ToS: The system sends all the Voice packets with this QoS setting. This field defines
the priority bits for Voice packet. It also improves the voice quality.The Valid Voice DiffServe/ToS range
is from 00-63, default: 46.
• Video DiffServe/ToS: The system sends all the Video packets with this QoS setting. This field defines
the priority bits for Video packet. It also improves the video quality.The Valid Video DiffServe/ToS range
is from 00-63, default: 46.
Configure any decimal value as per your requirement from the table mentioned below:
NAT Keep Alive
• If the UC Client is connected behind a NAT router, configure NAT Keep Alive.
• Select the Enable NAT Keep Alive check box to send Keep Alive messages periodically to refresh the
binding in the NAT router. Default: Disabled.
• Define as Interval (sec), the time period, from 001 to 999 seconds, after which the phone should send
Keep Alive message. Default: 120 seconds. The time period you define should be less than the binding
timer of the router.
Timers
• Set the following Timers to the desired value, where required:
• SIP INVITE Timer (sec): This is the time in seconds that the client waits for a response from the called
party after sending INVITE message. This timer starts after sending INVITE message to the called
party and stops on receipt of the provisional response or the final response or when the user
disconnects the call. On expiry of the timer, the client terminates the call process and gives an error
tone to the user. The range of the SIP INVITE TIMER is 10-180 seconds. Default: 30 seconds.
• SIP Provisional Timer (sec): This is the time in seconds that the client waits for final response after
receiving the provisional response from the called party. This timer starts on the receipt of the
provisional response from the called party and stops on receipt of the final response from the called
party or when the user disconnects the call. On expiry of the timer, the client terminates the call
Traffic Type DSCP Value (dec)
Best Effort 0
Background 8
Excellent Effort 40
AudioVideo 40
Voice 56
Control 56