Yealink SIP-T58V/A

Administrator’s Guide for SIP-T5 Series Smart Media Phones
86
Procedure
Keep alive feature can be configured using the following methods.
Central Provisioning
(Configuration File)
<MAC>.cfg
Configure the type of keep-alive
packets on a per-line basis.
Parameter:
account.X.nat.udp_update_enable
Configure the keep-alive interval
on a per-line basis.
Parameter:
account.X.nat.udp_update_time
Web User Interface
Configure the type of keep-alive
packets on a per-line basis.
Configure the keep-alive interval
on a per-line basis.
Navigate to:
http://<phoneIPAddress>/servlet?
m=mod_data&p=account-adv&q
=load&acc=0
Details of Configuration Parameters:
Parameters
Permitted
Values
Default
account.X.nat.udp_update_enable
(X ranges from 1 to 16)
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 account X.
0-Disabled
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)
If it is set to 0 (Disabled), the IP phone will not send keep-alive packets.
Web User Interface:
Account->Advanced->Keep Alive Type
Phone User Interface:
None