Yealink SIP-T19 E2 T4 Series, Руководство администратора

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Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series IP Phones
660
Parameters Permitted Values Default
Example:
account.1.outbound_proxy_fallback_interval = 3600
Note:
It is only applicable to outbound proxy servers.
Web User Interface:
Account->Register->Proxy Fallback Interval
Phone User Interface:
Menu->Advanced (default password: admin) ->Accounts->Proxy Fallback Interval
account.X.sip_server.Y.failback_mode
[1]
(Y ranges from 1 to 2)
0, 1, 2 or 3 0
Description:
Configures the failback mode for the IP phone to retry the primary server in failover for a
specific account.
0
-newRequests: all requests are sent to the primary server first, regardless of the last server
that was used. If the primary server does not respond correctly, the IP phone will try to send
requests to the secondary server.
1
-DNSTTL: the IP phone will send requests to the last registered server first. If the TTL for the
DNS A records on the registered server expires, the phone will retry to send 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 parameter “account.X.sip_server.Y.failback_timeout” expires, the phone will
retry to send requests to the primary server.
Note
: DNSTTL, Registration and duration mode can only be processed when the IP phone is
idle (that is, no incoming/outbound calls, no active calls or meetings, and so on.).
Web User Interface:
None
Phone User Interface:
None
account.X.sip_server.Y.failback_timeout
[1]
(Y ranges from 1 to 2)
0, Integer from
60 to 65535
3600
Description:
Configures the timeout (in seconds) for the phone to retry to send requests to the primary
server after failing over to the current working server for a specific account.
If you set the parameter to 0, the IP phone will not send requests to the primary server until