Configure NAPTR/SRV/A records.
Parameters:
account.X.dns_cache_naptr.Y.name
account.X.dns_cache_naptr.Y.flags
account.X.dns_cache_naptr.Y.order
account.X.dns_cache_naptr.Y.preference
account.X.dns_cache_naptr.Y.replace
account.X.dns_cache_naptr.Y.service
account.X.dns_cache_naptr.Y.ttl
account.X.dns_cache_srv.Y.name
account.X.dns_cache_srv.Y.port
account.X.dns_cache_srv.Y.priority
account.X.dns_cache_srv.Y.target
account.X.dns_cache_srv.Y.weight
account.X.dns_cache_srv.Y.ttl
account.X.dns_cache_a.Y.name
account.X.dns_cache_a.Y.ip
account.X.dns_cache_a.Y.ttl
Configure the IP phone whether to cache
the additional DNS records.
Parameter:
account.X.dns_cache_type
Configure the IP phone whether to use
static DNS cache preferentially.
Parameter:
account.X.static_cache_pri