Configuring Advanced Features
639
Parameters
Permitted Values
Default
requests to the primary server.
2-Registration: the IP phone will send requests to the last registered server first. If the
registration expires, the phone will retry to send requests to the primary server.
3-duration: the IP phone will send requests to the last registered server first. If the
time defined by the “account.X.sip_server.Y.failback_timeout” parameter expires,
the phone will retry to send requests to the primary server.
X ranges from 1 to 16 (for SIP VP-T49G/SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P/T27G)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Web User Interface:
None
Phone User Interface:
None
account.X.sip_server.Y.failback_timeout
(X ranges from 1 to 16, Y ranges from 1 to 2)
0, Integer from 60
to 65535
3600
Description:
Configures the time (in seconds) for the phone to retry to send requests to the
primary server after failing over to the current working server for account X.
If you set the parameter to 0, the IP phone will not send requests to the primary
server until a failover event occurs with the current working server.
If you set the parameter between 1 and 59, the timeout will be 60 seconds.
X ranges from 1 to 16 (for SIP VP-T49G/SIP-T48G/T46G/T29G)
X ranges from 1 to 12 (for SIP-T42G)
X ranges from 1 to 6 (for SIP-T41P/T27P/T27G)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
X is equal to 1 (for SIP-T19(P) E2/CP860)
Note: It works only if the value of the parameter
“account.X.sip_server.Y.failback_mode” is set to 3 (duration).
Web User Interface:
None
Phone User Interface:
Summary of Contents for SIP-T2 Series
Page 1: ......
Page 14: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones xiv...
Page 45: ...Getting Started 23 For SIP T42G T41P T40P Desk Mount Method Wall Mount Method Optional...
Page 47: ...Getting Started 25 For SIP T23P T23G Desk Mount Method Wall Mount Method Optional...
Page 122: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 100...
Page 504: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 482...
Page 758: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 736...
Page 1005: ...Appendix 983...