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Phone certificate invalid
Problem description
The VPN gateway has rejected the digital certificate presented by the phone.
Resolution
Procedure
Use SCEP to provision a new digital certificate in the phone.
IKE Phase 1 No Response
Problem description
A message was not received from the VPN gateway in response to a message sent by the phone.
Another cause might be that a Phase 1 parameter is not set correctly, causing the VPN gateway to
ignore the message from the phone.
Resolution
About this task
Either the VPN gateway is experiencing difficulties, or network congestion is interfering with
communication.
Procedure
If that is not the cause, check the following IKE Phase 1 parameters for compatibility:
• NVVPNSVENDOR
• NVVPNAUTHTYPE
• NVIKEDHGRP
• NVIKEP1AUTHALG
• NVIKEP1ENCALG
• NVIKEP1LIFESEC
Phone certificate invalid
March 2015
VPN Setup Guide for 9600 Series IP Telephones
41