Simply IP Phone Trouble Shooting
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Using the Advanced Phone Functions
Account Setting
Please refer to the previous part “Configuration and Registration” for the basic account setting
information. The following table lists the instruction of the field about the advanced Account
Setting.
Field Name
Description
UDP
Keep-alive
Message
Defines whether to active the phone UDP Keep-alive mechanism. The
default is Enabled.
UDP Keep-alive Interval
This parameter specifies how often the phone will send a packet to the
SIP server. Default is 30 seconds.
Login Expire
This parameter specifies the time frequency that phone refreshes its
registration. The default interval is 3600 seconds.
Local SIP Port
Local SIP port. The default value is 5060.
RPort
The parameter allows you configuring the proxy to send responses
back to a particular address and port. The default is disabled.
SIP Session Timer
This document defines an extension to the Session Initiation Protocol
(SIP). This extension allows for a periodic refresh of SIP sessions
through a re-INVITE or UPDATE request. The refresh allows both user
agents and proxies to determine if the SIP session is still active.
Subscribe
Period
This parameter could set the period of the subscription. The default
value is 3600.
DTMF Type
Select the DTMF type.
You can consult your system administrator for more information.
Network Setting
VLAN Setting
VLAN is a group of hosts with a common set of requirements that communicate as if they were
attached to the Broadcast domain, regardless of their physical location. The following table lists
the instruction of the field about the VLAN Setting.
Field Name
Description
Voice QoS
When the network capacity is insufficient, QoS could provide priority to
users by setting the value.
Local RTP Port
Define the port for voice transmission.
Summary of Contents for 28XS
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