Transport Configure the SIP transport protocol to be used in this trunk. UDP; TCP or TLS. The default setting is “UDP”
If “Type” is set
to “Register SIP
Trunk”
Need
Registration
Select whether the trunk needs to register on the external server or not when the “Register SIP Trunk” type is selected. The de
setting is “Yes”.
Allow outgoing
calls if
registration fails
If enabled outgoing calls even if the registration to this trunk fails will still be able to go through. Note that if we uncheck the
“Need Registration” option, this option will be ignored. The default setting is “Yes”.
Username Enter the username to register to the trunk from the provider.
Password Enter the password to register to the trunk from the provider.
AuthID Enter the Authentication ID to register to the trunk from the provider.
Table 32: Create New SIP Trunk
Basic Settings
Provider Name Configure a unique label to identify this trunk when listed in outbound rules, inbound rules and etc.
Host Name Configure the IP address or URL for the VoIP provider’s server of the trunk.
Secondary SIP Server The URL or IP address, and port of the SIP server. This will be used when the primary SIP server fails.
Keep Original CID
Keep CID from the inbound call when dialing out even if the option “Keep Trunk CID” is enabled. Please make sure the
GXW at the other end supports matching user entry using the “username” field from the authentication line.
Keep Trunk CID Keep trunk CID configured on Basic settings.
NAT
Turn on this option when the gateway is using public IP and communicating with devices behind NAT. If there is a one-w
audio issue, usually it’s related to NAT configuration or SIP/RTP port configuration on the firewall.
Disable This Trunk
If selected, the trunk will be disabled.
Note: If a current SIP trunk is disabled, GXW450X will send UNREGISTER message (REGISTER message with expire
to the SIP provider.
TEL URI
If the trunk has an assigned PSTN telephone number, this field should be set to “User=Phone”. Then a “User=Phone”
parameter will be attached to the Request-Line and TO header in the SIP request to indicate the E.164 number. If set to
“Enable”, “Tel:” will be used instead of “SIP:” in the SIP request. The default setting is disabled.
CallerID Name Configure the new name of the caller when the extension has no CallerID Name configured.
From Domain
Configure the actual domain name. This can be used to override the “From” Header.
For example, “trunk.GXW450X.provider.com” is the From Domain in From Header:
sip:1234567@trunk.GXW450X.provider.com.
Transport
Configure the SIP transport protocol to be used in this trunk.
1. UDP
2. TCP
3. TLS
The default setting is “UDP”.
Need Registration Select whether the trunk needs to register on the external server or not when the “Register SIP Trunk” type is selected. Th
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