Name
Description
• A Record
• SRV
• NAPTR/SVR
• Use Configured IP
If you select
Use Configured IP
, you
must also provide values for
Primary IP
,
Backup IP 1
, and
Backup IP 2
.
Primary IP
Specifies the primary IP address to which the
phone sends DNS queries.
Backup IP 1
Specifies the first backup IP address to which
the phone sends DNS queries if the primary
IP address fails.
Backup IP 2
Specifies the second backup IP address to
which the phone sends DNS queries if the
first backup IP address fails.
NAT Traversal
Specifies the NAT traversal activation status.
You can select from the following options:
• No
• STUN
• Keep-Alive
• UPnP
• Auto
• VPN
Note:
Avaya E129 SIP Deskphone does not
support NAT Traversal.
Proxy-Require
Specifies the SIP extension to notify the SIP
server that the phone is behind a NAT or a
firewall.
Administering through the Web GUI
24 Administering Avaya E129 SIP Deskphone
April 2014