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CN2x4 SIP Phone User’s Manual
•
Symmetrical RTP
: transmit media in symmetrical RTP way if checked.
•
Media NAT Traversal
: Media NAT Traversal supports three modes:
- STUN(RFC
3489)
: namely, STUN server mode. Set the IP address or domain of STUN
server, an port if needed. (see figure 7-28)
- Port Transparency / DMZ
: set NAT address if use this mode:
• NAT
Address
: Auto-detect and Manual modes provided.
Set address of DMZ manually if NAT address mode is "Manual". (see figure 7-29)
- Relay Proxy Mode
: set the address, port, user name, password of relay proxy if use this
mode. (see figure 7-31)
Figure 7-27
Meida QoS - DiffServ - DiffServ Type
Figure 7-28
Media NAT Traversal - STUN mode
Figure 7-29
Media NAT Traversal - Port Transparency/ DMZ mode - set address manually