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AT820

AT820 Series

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ATCOM TECHNOLOGY CO., LIMITED www.atcom.cn

is the most detailed.

C. Syslog Server: Set s yslog s erver address, which is a domain name or an IP

address.

D. Port: Set s yslog port, which usually is 514.

5.3 Sip Setting

5.3.1

5.3.1 Sip

Sip

Sip Timer

Timer

Timer Values

Values

A. Sip T1: RFC 3261 T1 value (RTT Estimate). Ranges from 0 to 64. The default value

is 0.5.

B. Sip T2: RFC 3261 T2 value (Maximum retransmit interval for non-INVITE requests

and INVITE responses). Ranges from 0 to 64. The default value is 4.

C. Sip T4: RFC 3261 T4 value (Maximum duration a message will remain in the

network). Ranges from 0 to 64. The default value is 5.

D. Reg Retry Intvl: Interval to wait before the phone retries registration again after

encountering a failure condition during last registration. Ranges from 0 to 65535.

The default value is 8.

E. Sub Retry Intvl: Subscribe message

’

s re- sending interval after a failure . Ranges

from 0 to 65535. The default value is 10.

5.3.2

5.3.2 RTP

RTP

RTP Parameters

Parameters

A 、 RTP Port Min: Minimum port number for RTP transmission and reception. Range

from 1 to 65535. Default to 16384.

B 、 RTP Port Max: Maximum port number for RTP transmission and reception. Range

from 1 to 65535. <RTP port Min> and <RTP Port Max> should define a range that

contains at least 2 even number ports. Default to 16482.

C 、 RTP Packet Size (ms): Packet size in milliseconds, which can be 10, 20, 30, 40, 60.