Network Address Translation (Nat) Support; Multiple Routers Support; Figure 1-2: Nat Functioning - AudioCodes MediaPack MP-40x series User Manual

1.4.4.2

Network Address Translation (NAT) Support

The below illustrates the supported NAT architecture.
The gateway uses NAT on the WAN interface. To allow successful calls to the WAN, the
SIP must use the WAN IP address for signaling. To do this, set the SIP Local interface to
the WAN interface (refer to
Because NAT is always enabled on the WAN interface, packets from LAN to WAN are
masqueraded and assume the WAN IP address.
1.4.4.3

Multiple Routers Support

Multiple routers support is designed to assist the media gateway when it operates in a
multiple routers network.
To support multiple routers, you can configure multiple static routes. For a description on
adding or removing static routes, refer to Section
User's Manual

Figure 1-2: NAT Functioning

'SIP Proxy & Registration
22
MediaPack BRI Series
' on page 82).
'Static Routes' on page 123.
Document #: LTRT-83702