Yealink SIP-T2 Series Provisioning Manual page 177

Permitted
Parameter
Values
account.X.sip_
server.Y.regist
er_on_enable
=
(SIP-T28P: X
ranges from 1
to 6.
SIP-T26P/T22P:
0 or 1
X ranges from
1 to 3.
SIP-T20P: X
ranges from 1
to 2.
Y ranges from
1 to 2.)
account.X.stat
ic_cache_pri
=
(SIP-T28P: X
ranges from 1
to 6.
0 or 1
SIP-T26P/T22P:
X ranges from
1 to 3.
SIP-T20P: X
ranges from 1
to 2)
account.X.dns
_cache_type
=
(SIP-T28P: X
ranges from 1
to 6.
0, 1 or 2
SIP-T26P/T22P:
X ranges from
1 to 3.
SIP-T20P: X
ranges from 1
to 2)
Descriptions
It enables or disables the phone to
send registration requests to the
secondary server for account X when
encountering a failover.
0-Disabled
1-Enabled
The default value is 0.
It configures whether preferentially to
use the static DNS cache for domain
name resolution of the SIP server for
account X.
0-Use domain name resolution from
server preferentially
1-Use static DNS cache preferentially
The default value is 0.
It configures the content that the DNS
cache records for account X.
0-perform real-time DNS query rather
than using DNS cache.
1-Use DNS cache, but do not record
the additional records.
2-Use DNS cache and record the
additional records.
The default value is 1.
Appendix
Web Setting Path
167