Yealink SIP-T19 E2 T4 Series, Administrator'S Manual

Page: 101 / 981

Setting Up Your System
79
ccount-adv&q=load&acc=0
Details of Configuration Parameters:
Parameters Permitted Values Default
account.X.nat.udp_update_enable
[1]
0, 1, 2 or 3 1
Description:
Configures the type of keep-alive packets sent by the IP phone to the NAT device to keep
the communication port open so that NAT can continue to function for a specific account.
0
-Disabled, the IP phone will not send keep-alive packets.
1
-Default (the IP phone sends UDP packets to the server)
2
-Options (the IP phone sends SIP OPTIONS packets to the server)
3
-Notify (the IP phone sends SIP NOTIFY packets to the server)
Web User Interface:
Account->Advanced->Keep Alive Type
Phone User Interface:
None
account.X.nat.udp_update_time
[1]
Integer from 15 to
2147483647
30
Description:
Configures the keep-alive interval (in seconds) for a specific account.
Example:
account.1.nat.udp_update_time = 30
Note
: It works only if the value of the parameter “account.X.nat.udp_update_enable” is set to
1, 2 or 3.
Web User Interface:
Account->Advanced->Keep Alive Interval(Seconds)
Phone User Interface:
None
[1]
X is the account ID. For SIP-T54S/T48G/T48S/T46G/T46S/T29G, X=1-16; for SIP-T52S/T42G/T42S, X=1-12;
for SIP-T41P/T41S/T27P/T27G, X=1-6; for SIP-T40P/T40G/T23P/T23G, X=1-3; for SIP-T21(P) E2, X=1-2; for
SIP-T19(P) E2, X=1.
To configure the type of keep-alive packets and keep-alive interval via web user interface:
1.
Click on
Account
->
Advanced
.
2.
Select the desired account from the pull-down list of
Account
.