Yealink SIP-T3 Administrator's Manual page 352

Administrator's Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
It configures the weight of the target host in SRV record X.
Description
When priorities are equal, weight is used to differentiate the preference. Higher weight is more pre-
ferred.
Permitted
Integer from 0 to 65535
Values
Default 0
Parameter dns_cache_a.X.name
Description It configures the domain name in A record X.
Permitted
Domain name
Values
Default
Blank
Parameter dns_cache_a.X.ip
Description It configures the IP address that the domain name in A record X maps to.
Permitted
IP address
Values
Default Blank
Parameter static.network.dns.ttl_enable
Description It enables or disables the phone to use TTL (Time To Live) in the A record.
Permitted 0-Disabled
1-Enabled
Values
Default 1
Parameter static.network.dns.last_cache_expired
It configures the validity period of the expired DNS cache.
Description
Note: It works only if "static.network.dns.last_cache_expired.enable" is set to 1 (Enabled).
Integer from 0 to 65535
0-the expired DNS cache can only be used once. After using, the phone will perform a DNS query
Permitted
again.
Values
1 to 65535-the phone will use the expired DNS cache during the specified period. After that, the
phone will perform a DNS query again.
Default
3600
Parameter static.network.dns.last_cache_expired.enable
It enables or disables the phone to use the DNS cache (even if the cache has expired) when the DNS
Description
server fails to resolve the domain name.
Permitted
0-Disabled
Values 1-Enabled
Default 0
Parameter static.network.dns_list.mode
Description It configures the DNS query mode in the wired network.
0-If static DNS is configured, use static DNS. If not, use dynamic DNS obtained by DHCP.
Permitted
Values
1-The DNS list consists of static DNS + dynamic DNS. Use static DNS first. When static DNS is invalid,
346
[2]
[2]
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<y0000000000xx>.cfg