Configure the device settings9520Configure the NAT Traversal Method. Use one of the following methods to traverse Network Address Translation (NAT) devices for the IP Phone E with SIP Firmware.
The next five tables show menu items in the Device Settings menu that apply to configuring the NAT Traversal Method.
•NAT SignalSelect either None, SIPPING,
or STUN to define the NATtraversal mode for SIP signaling.
Table 38NAT Signal configurationNAT Traversal
NAT Signal :
STUN
None
SIP Ping
STUN
•NAT MediaSelect either None or STUN to define NAT traversal mode for signaling.
Table 39NAT media configurationSTUN
None
NAT Media :
STUN
•NAT TTL:
Enter the Time to Live (TTL) in seconds for the NAT traversal.
Table 40NAT TTL configurationNAT TTL :
000
•STUN SIP Enter an IP address for the STUNS IP device.
SIP Firmware Release 1.1 for IP Phone E Administration
NN43113-300 Standard May Copyright © 2008, Nortel Networks