MFC/R2 Issue Check List

• Trunk connection failure
• Inbound Call failure
• Outbound Call failure

Trunk connection failure

1. Check Cable Connection:

• Make sure you are using E1 Cross-Over cable.
• Swap E1 Cable.
• Check if there exist physical damage on E1 port.

2. Check parameter configuration, especially the Variant.

Inbound Call Failure

• Check trunk connection.
• Check line service is available or not with the carrier.
• Check if caller dialed correct line number and inbound route settings.
• Check if MFC/R2 trunk DNIS value is correct is right or not.
• Check inbound blacklist number setting.

If issue persists, please help get the following information.

• Screen shots of trunk configuration and inbound route settings / E1 to SIP route settings
• System log or Asterisk CLI log with R2 debug. You could refer this article to get the MFC/R2 Logging

Outbound Call Failure

• Check trunk connection.
• Check line service is available or not with the carrier.
• Check if caller dialed the correct number, like area cod and outbound route settings
• Check outbound restriction for Series or duration limit for TE
• Check outbound blacklist number settings

If issue persists, please help get the following information.

• Screen shots of trunk configuration and inbound route settings / E1 to SIP route settings
• System log or Asterisk CLI log with R2 debug. 
• You could refer this article to get the MFC/R2 Logging