MUC1004 Administrator guide
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stream to go directly from the caller to the callee.Some
devices do not support this (especially if one of them is
behind a NAT). The default setting is YES
Audioprefcodec
Once enabled,When the caller call out via SIP/SPS
trunks,the audio codec of calling channel whould be
selected in preference.
usereqphone
This provider requires,User=phone on URI
User agent
To change the user agent parameter of asterisk,
the default is “MUC1004”, you can change it if needed.
3.8.1.2 SIP Network Configuration
Note: Configuration of this section is required when using remote extensions
generally.
Figure 3.8.1.2 SIP Network Configuration
Table 3.8.1.2
Parameters
Description
Enable STUN
STUN (Simple Traversal of UDP through NATs) is a
protocol for assisting devices behind a NAT firewall or
router with their
packet routing.
STUN Address
The STUN server allows clients to find out their public
address,
the type of NAT they are behind and the
internet side port
associated by the NAT with a
particular local port. This
information is used to set up
UDP communication between the
client and the VOIP
provider and so establish a call.
Summary of Contents for MUC1004
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Page 37: ...MUC1004 Administrator guide Http www maxincom com 37 80 Figure 3 6 4b Outbound Routes Edit...
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