Easy solution on How to Fix VPN Tunnel Failure on Avaya Phone not working issue using our professional guide for Avaya Phone.
If you’re searching how to fix VPN tunnel failure on Avaya phone, then don’t worry now!!! There are several ways and ‘easy’ methods that will allow you to easily troubleshoot the problem and fix Avaya Phone not working. This article has compiled an exciting guide to help you for Avaya VPN Tunnel Failure Issue.
If you have a problem with “VPN Tunnel Failure Avaya” in Avaya Desk phone which is on remote location but the IP is managed by different location, then you are at the right place.
Here, we are discussing this issue in detail and providing some suggested methods / procedures for resolving this issue.
Table of Contents
What is VPN Tunnel Failure Avaya Issue?
This is a common error reported by multiple users and is classified as VPN errors. One user stated that “I am working on Avaya IP Office v9.0 with 9608G VoIP phones. I have two locations using PF Sense to connect via Open VPN Tunnel. Everything seems to be working fine except Avaya phones are not fully connected. They were able to connect to the web server for updates, but nothing after trying to login. Any help is appreciated.”
Furthermore, they explained that when they open the Avaya phone, the username and password are asked twice and after entering the correct user ID and password twice, the Avaya VPN tunnel fails. They are taking random drops using an Avaya phone connected via IPsec remote access. Sometimes when the phone drops, they notice VPN tunnel failure. One user explained that this issue could be due to Firmware levels outdated Firmware, VoIP, Firewalls, etc.
How to Fix VPN Tunnel Failure Avaya Issue?
Method 1: Check the following
Step 1: Make sure you have the latest updates for all devices in CallPath.
Step 2: Configuration especially if included in NAT call path, Configuring different devices can be a problem. Check that all devices are properly configured for your environment.
Method 2: Check the type of VPN connection
Step 1: Open the network connection.
Step 2: Right click on your VPN server and open its properties.
Step 3: Go in Security > Type of VPN
Step 4: Select the specified type from the drop-down and update it.
Method 3: Server Details
In most cases, The “VPN Tunnel Failure Avaya” problem is caused by incorrect server details. This happen when the user enters the VPN details to the client and does not match the server side details. Therefore, the VPN is unable to connect to the correct server and this VPN error ends in 800. To resolve this issue, we recommend that you double-check the server name, address and other details.
Method 4: Network connections errors
For those unfamiliar with VPN, a VPN always requires a proper connection between the client and the server. In case of any network problem, this could lead to VPN Error 800 or VPN Tunnel Failure in Avaya phone.
If this error is caused by some temporary network error, trying to reconnect after a few minutes fixes the error. We also recommend that you check if the error is on the client side error or the server side error.
Method 5: Firewall restrictions
VPN (Virtual Private Network) uses specific ports for tunneling protocol. If the server firewall restricts these ports, you may encounter VPN tunnel failure, VPN error 800 which causes Avaya phone not working. In most cases, VPN uses TCP port 1723 for PPTP and IP port 47. If the protocol is L2Tp, then port 1701. Therefore, we always recommend you to make sure that the firewall is not restricting this port. If yes, you need to deactivate the firewall for a while and once the problem is resolved, you can turn the Firewall on.
Method 6: Router Firmware update
If you are using a new VPN connection and are experiencing VPN tunnel failure in Avaya phone while trying to connect to the VPN server, you need to update your router’s firmware. This error makes the local router compatible with the VPN. On the other hand, if the basic VPN client settings, firewalls, etc. are all correct. It is worthwhile to update the router firmware with the help of local network administrators.
Hope this article has helped you to Fix VPN Tunnel Failure on Avaya Phone in many simple methods. You can try any of the above methods to solve this problem according to your technical knowledge. If you have any suggestions or questions, please write in the comment box below.
For more tips and tricks, do check out our other articles here.