Yealink SIP-T2 SERIES Administrator's Manual page 701

Parameters
None
dns_cache_srv.X.ttl
(X ranges from 1 to 12)
Description:
Configures the time interval (in seconds) that SRV record X may be cached before
the record should be consulted again.
Example:
dns_cache_srv.1.ttl = 3600
Web User Interface:
None
Phone User Interface:
None
dns_cache_a.X.name
(X ranges from 1 to 12)
Description:
Configures the domain name in A record X.
Example:
dns_cache_a.1.name = yealink.pbx.com
Web User Interface:
None
Phone User Interface:
None
dns_cache_a.X.ip
(X ranges from 1 to 12)
Description:
Configures the IP address that the domain name in A record X maps to.
Example:
dns_cache_a.1.ip = 192.168.1.13
Web User Interface:
None
Phone User Interface:
None
Configuring Advanced Features
Permitted Values
Integer from 30 to
2147483647
Domain name
IP address
Default
300
Blank
Blank
679