Yealink T19P, User Manual

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Appendix
197
Parameter
Permitted
Values
Descriptions Web Setting Path
SIP-T19P: X=1.)
account.X.nat.
stun_server =
(SIP-T28P/T48G
/T46G: X
ranges from 1
to 6.
SIP-T26P/T22P/
T42G/T41P: X
ranges from 1
to 3.
SIP-T21P/T20P:
X ranges from
1 to 2.
SIP-T19P: X=1.)
IP address
or domain
name
It configures the IP address or domain
name of the STUN server for account X.
The default value is blank.
Account->Register
->STUN Server
account.X.nat.
stun_port =
(SIP-T28P/T48G
/T46G: X
ranges from 1
to 6.
SIP-T26P/T22P/
T42G/T41P: X
ranges from 1
to 3.
SIP-T21P/T20P:
X ranges from
1 to 2.
SIP-T19P: X=1.)
Integer from
1024 to
65000
It configures the port of the STUN
server for account X.
The default value is 3478.
Account->Register
->STUN Server
->Port
account.X.nat.
udp_update_e
nable =
(SIP-T28P/T48G
/T46G: X
ranges from 1
to 6.
SIP-T26P/T22P/
T42G/T41P: X
0, 1, 2 or 3
It configures the type of keep-alive
packets sent by the phone to the NAT
device to keep the communication port
open so that NAT can continue to
function for account X.
0-Dsiabled
1-Default: the phone sends UDP
packets to the server.
2-Option: the phone sends SIP OPTION
Account->
Advanced->Keep
Alive Type