Yealink T21PE2 - Page 223

Account Settings
217
Default 0
Parameter
dns_cache_srv.X.ttl
[2]
<y0000000000xx>.cfg
Description
It 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
Permitted
Values
Integer from 30 to 2147483647
Default 300
Parameter
dns_cache_a.X.name
[2]
<y0000000000xx>.cfg
Description
It configures the domain name in A record X.
Example:
dns_cache_a.1.name = yealink.pbx.com
Permitted
Values
Domain name
Default Blank
Parameter
dns_cache_a.X.ip
[2]
<y0000000000xx>.cfg
Description
It configures the IP address that the domain name in A record X maps to.
Example:
dns_cache_a.1.ip = 192.168.1.13
Permitted
Values
IP address
Default Blank
Parameter
dns_cache_a.X.ttl
[2]
<y0000000000xx>.cfg
Description
It configures the time interval (in seconds) that A record X may be cached before the record should be
consulted again.
Example:
dns_cache_a.1.ttl = 3600
Permitted
Values
Integer from 30 to 2147483647
Default 300
Parameter
static.network.dns.ttl_enable
[3]
<y0000000000xx>.cfg
Description It enables or disables the phone to use TTL (Time To Live) in the A record.
Permitted
Values
0-Disabled
1-Enabled
Default 1
Parameter static.network.dns.last_cache_expired <y0000000000xx>.cfg
Description It configures the validity period of the expired DNS cache.