Yealink SIP-T4X Provisioning Manual page 141

account.X.dtm
f.info_type =
(SIP-T46G: X
ranges from 1
1, 2 or 3
to 6.
SIP-T42G/T41P:
X ranges from
1 to 3.)
account.X.nat.
nat_traversal
=
(SIP-T46G: X
0 or 1
ranges from 1
to 6.
SIP-T42G/T41P:
X ranges from
1 to 3. )
account.X.nat.
stun_server =
(SIP-T46G: X
IP address
ranges from 1
or domain
to 6.
name
SIP-T42G/T41P:
X ranges from
1 to 3.)
account.X.nat.
stun_port =
(SIP-T46G: X
Integer
ranges from 1
from 1 to
to 6.
65535
SIP-T42G/T41P:
X ranges from
1 to 3.)
account.X.nat.
udp_update_e
nable =
0, 1, 2 or 3
(SIP-T46G: X
ranges from 1
to 6.
SIP-T42G/T41P:
It configures the DTMF info type when
the DTMF type is configured as "SIP
INFO" or "AUTO or SIP INFO" for
account X.
1-DTMF-Relay
2-DTMF
3-Telephone-Event
The default value is 1.
It enables or disables the NAT
traversal for account X.
0-Disabled
1-STUN
The default value is 0.
It configures the domain name or IP
address of the STUN server for account
X.
The default value is blank.
It configures the port of the STUN
server for account X.
The default value is 3478.
It configures the type of keep alive
signal sent by the phone to check that
the link between the phone and the
sever is operating.
0-Disabled
1-Default: the phone sends UDP
packets to the server.
Appendix
Account->
Advanced->DTMF
Info Type
Account->Register
->NAT
Account->Register
->STUN Server
Account->Register
->STUN Server
->Port
Account->
Advanced->Keep
Alive Type
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