Administrator’s Guide for W80 DECT IP Multi-Cell System
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INVITE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 10.3.6.197:5060;branch=z9hG4bK1708689023
From: "1025" <sip:[email protected]:5060 > ;tag=1622206783
To: <sip:[email protected]:5060 >
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]:5060 >
Authorization: Digest username="1025", realm="pbx.test.com", nonce="BroadWorksXi5stub71Ts2nb05BW", uri-
i="sip:[email protected]:5060", response="f7e9d35c55af45b3f89beae95e913171", algorithm=MD5, cnon-
ce="0a4f113b", qop=auth, nc=00000001
Content-Type: application/sdp
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER,
PUBLISH, UPDATE, MESSAGE
Max-Forwards: 70
User-Agent: Yealink W80B 103.83.254.58
Supported: 100rel
Allow-Events: talk,hold,conference,refer,check-sync
Content-Length: 302
Topic
100 Reliable Retransmission Configuration
100 Reliable Retransmission Configuration
The following table lists the parameter you can use to configure the 100 reliable retransmission.
Parameter
account.X.100rel_enable
[1]
<MAC>.cfg
Description
It enables or disables the 100 reliable retransmission feature.
Permitted
Values
0
-Disabled
1
-Enabled
Default
0
Web UI
Handset & Account > Handset Registration > Add Handset/Edit > Retransmission
[1]
X is the account ID. X=1-100.
SIP Session Timer
SIP session timers T1, T2 and T4 are SIP transaction layer timers defined in
. These session timers are
configurable on the phones.
Timer T1
Timer T1 is an estimate of the Round Trip Time (RTT) of transactions between a SIP client and SIP server.
Timer T2