User guide

Appendix
249
Parameter
Permitted
Values
Descriptions
Web Setting Path
(X ranges from 1 to 3)
account X.
0-UDP
1-TCP
2-TLS
3-DNS-NAPTR
The default value is 0.
1/2->Transport
account.X.naptr_build
(X ranges from 1 to 3)
0 or 1
It configures the way of SRV query for the IP
phone to be performed when no result is
returned from NAPTR query for account X.
0-SRV query using UDP only
1-SRV query using UDP, TCP and TLS.
The default value is 0.
For more information, refer to Server
Redundancy on Yealink IP Phones .
account.X.fallback.redundancy_type
(X ranges from 1 to 3)
0 or 1
It configures the registration mode for account
X in fallback mode.
0-Concurrent registration
1-Successive registration
The default value is 0.
For more information, refer to Server