Configuring Advanced Features
733
If NAT is disabled, the port number shows in the Via and Contact SIP headers of SIP
messages. If NAT is enabled, the phone uses the NAT port number (and NAT IP address)
in the Via and Contact SIP headers of SIP messages, but still use the configured source
port.
Procedure
NAT traversal and STUN server can be configured using the configuration files or locally.
Configuration File
<y0000000000xx>.cfg
Configure NAT traversal and
STUN server on a phone basis.
Parameters:
sip.nat_stun.enable
sip.nat_stun.server
sip.nat_stun.port
Configure local SIP port and TLS
SIP port.
Parameters:
sip.listen_port
sip.tls_listen_port
<MAC>.cfg
Configure NAT traversal on a
per-line basis.
Parameters:
account.X.nat.nat_traversal
Configure NAT traversal for IP
call.
Parameters:
account.17.nat.nat_traversal
Local
Web User Interface
Configure NAT traversal and
STUN server on a phone basis.
Navigate to:
For
SIP-T48G/T46G/T42G/T41P/T40P/
T29G/T27P/T23P/T23G/T21(P)
E2/T19(P) E2/CP860:
http://<phoneIPAddress>/servl
et? p=network-adv&q=load
For SIP VP-T49G:
http://<phoneIPAddress>/servl
et?m=mod_data&p=network-a
Summary of Contents for CD860
Page 1: ......
Page 45: ...Getting Started 23 For SIP T42G T41P T40P Desk Mount Method Wall Mount Method Optional ...
Page 47: ...Getting Started 25 For SIP T23P T23G Desk Mount Method Wall Mount Method Optional ...
Page 122: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 100 ...
Page 840: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 818 ...
Page 995: ...Appendix 973 ...