Configure the device settings 95If this server is available on the network, enter the PVQMon IPaddress.Table 37PVQMon IP configurationPVQMon IP : 0. 0. 0. 020 Configure the NAT Traversal Method. Use one of the followingmethods to traverse Network Address Translation (NAT) devices forthe IP Phone 1140E with SIP Firmware.The next five tables show menu items in the Device Settings menuthat apply to configuring the NAT Traversal Method.• NAT SignalSelect either None, SIP_PING, or STUN to define the NATtraversal mode for SIP signaling.Table 38NAT Signal configurationNAT TraversalNAT Signal : STUNNoneSIP PingSTUN• NAT MediaSelect either None or STUN to define NAT traversal mode forsignaling.Table 39NAT media configurationSTUNNoneNAT Media :STUN• NAT TTL:Enter the Time to Live (TTL) in seconds for the NAT traversal.SIP Firmware Release 1.1 for IP Phone 1120E AdministrationNN43112-300 02.03 Standard27 May 2008Copyright © 2008, Nortel Networks.