IP office: Sonicwall Small Community Network SCN issues

Doc ID    SOLN221885
Version:    4.0
Status:    Published
Published date:    09 Jun 2017
Created Date:    26 Feb 2013
Author:   
Nirmal Singh
 

Details

IP Office 500 v2  and Sonicwall Firewall/VPN

Problem Clarification

 SCN trunks drop randomly or will not successfully set up

Cause

 Sonic Wall misconfiguration

Solution

 To fix this issue you need to login to Sonicwall and do the following settings:

1.Change the Maximim Transmission Unit (MTU) size to 1500

2.Change Bandwidth Management Settings ( BWM ) to allow a Higher Max Bandwidth commitment to VoIP ports involved.

3.Disable H.323 translations

Additional Relevant Phrases

SCN trunks won't go idle SCN trunk out of service SCN sonicwall

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