This article explains how to configure WAN Group VPN for use with Avaya IP Phones VPN.
On the SonicWall, configure WAN Group VPN and enable IKE Mode Configuration:
To enable IKE Mode Configuration, please follow KB: https://www.sonicwall.com/support/knowledge-base/?sol_id=170503815365224
TIP: If you are on 6.5.4 firmware and above, please remember to enable the GroupVPN on the WAN interface under Manage | Network | Interfaces - edit the desired WAN Interface, under the Advanced Tab select
On the Avaya Phones set following:
VPN Config. | General
> VPN = Enabled
> VPN Vendor = Other
> Gateway Address = SonicWall Public IP (or FQDN if IP is dynamic)
> External phone IP = Blank / 0.0.0.0
> External router = Blank / 0.0.0.0
> External subnet mask = Blank / 0.0.0.0
> External DNS server = Blank / 0.0.0.0
> Encapsulation = 4500-4500
> Copy TOS = No
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VPN Config. | Auth. Type
> Auth type = PSK with XAUTH
TIP: If user authentication is disabled on the GroupVPN (not recommended), set this to "PSK"
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VPN Config. | User Cred.
> VPN user type = Any
> VPN user = set the Username configured for VPN access for Avaya in SonicWall
> Password Type = Save in flash
> User Password = set the Password configured for the Avaya user in SonicWall
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VPN Config. | IKE PSK
> IKE ID (Group name) = GroupVPN (skip the "WAN" and space)
> Pre-Shared Key (PSK) = type in Preshared Key set on the SonicWall for Group VPN
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VPN Config. | IKE PHASE 1
> IKE ID type = IPV4_ADDR (or "FQDN" if FQDN was used before - see Gateway address value under VPN Config. | General)
> IKE Xchange mode = Aggressive
> IKE DH group = 2
> IKE Encryption Alg. = AES-256
> IKE Auth. Alg. = SHA1
> IKE Config. Mode = Enabled
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VPN Config. | IKE PHASE 2
> IPSec PFS DH group = 2
TIP: If PFS is disabled on Group VPN set this to "None"
> IPSec Encryption Alg. = AES-256
> IPSec Auth. Alg. = SHA1
> Protected Network: 0.0.0.0/0
> IKE Over TCP: Never
NOTE: IKE phase 1 and 2 settings have to match settings made on GroupVPN
After completing the settings, test the connection.
See also:
Understanding and Troubleshooting Common Log Errors Regarding VPN Policies and GVC - https://www.sonicwall.com/support/knowledge-base/?sol_id=170505246309804
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1. Online: Visit mysonicwall.com. Once logged in select Resources & Support | Support | Create Case.
2. By phone: please use our toll-free number at 1-888-793-2830. Please have your SonicWall serial number available to create a new support case.
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