The SonicWALL GVC 4.0.0 release is compatible with the following operating systems: Windows 2000, Windows XP, and Windows Vista (32 bit). GX series The SonicWALL GVC 4.0.0 release is compatible with the following firmware releases: 6.4.2.0, 6.5.0.4, 6.6.0.x, SonicOS 1.0.0.2, SonicOS Standard 2.0.0.2 (or higher), and SonicOS Enhanced 2.0.0.2 (or higher). Network Security Appliance (NSA) E-Class series 2. Platform Compatibility The SonicWALL Global VPN Client (GVC) 4.0.0 release supports the following platforms: 1. Fresh installs of the GVC 4.0.0 are recommended over upgrading from the beta release.Uninstall all IPsec VPN clients prior to installing GVC. GVC encounters run time conflicts when it co-exists with any 3 rd party IPsec VPN clients.If it is not currently in use, it is recommended that you uninstall Norton before installing GVC. Note: Norton Internet Security can cause compatibility problems during installation. Or, if you are not actively using the client, uninstall it prior to installing GVC. Upgrade the firewall software to the latest version. For systems with client based firewalls, verify that the firewall clients are Vista Compatible.You can check the NIC vendor Web site for these updates. For Vista systems, it is required that you update device drivers for each Network Adapter card to the latest available versions.You need to make sure that WAN GroupVPN Policy must be enabled.GVC SonicWALL Global VPN Client 4.0.0 Contents Pre-installation Recommendations Platform Compatibility New Features Known Issues Resolved Known Issues Troubleshooting Pre-installation Recommendations SonicWALL strongly recommends you follow these steps before installing Global VPN Client (GVC) 4.0.0:
One of the possible reasons for this error is the WAN GroupVPN Policy. It may be caused by the ISAKMP fragmented packet. In this article, we discuss several possible solutions for the “ The peer is not responding to phase 1 ISAKMP requests ” error during connecting to the SonicWall firewall using Global VPN Client. How to deploy SonicWall Next-Gen Firewall in VMWare Workstation.Configure SSL VPN on SonicWall Next-Gen Firewall | NetExtender.How to configure Global VPN Client on SonicWall Next-Gen Firewall.So, you need to make sure that you have proper connectivity to the SonicWall to avoid the “ The peer is not responding to phase 1 ISAKMP requests” error.
However, either your SonicWall WAN IP is not reachable or the UDP port 500 is blocked in between, you will get the same error. Global VPN Client uses UDP port 500 for the IKE Phase1 negotiation. You need to make sure you have proper connectivity to the SonicWall Firewall. Troubleshooting Connectivity Issue with the SonicWall Firewall.So, you need to make sure that you copied the correct PreShared Key. A PreShared key is used during the phase 1 parameter negotiation. In the IPSec tunnel, we have two different phases i.e. Troubleshooting ISAKMP – Phase 1 PreShared KeyĪs you already know, the Global VPN Client, establish an IPSec tunnel with the SonicWall Firewall.Now, you enable the Restrict the size of the first ISAKMP packet sent option, as shown in the below screenshot.
You need to select the Global VPN Client Profile and click on Properties. This option is only available for Global VPN Client higher than 4.9.14 version. So, in this case, we need to enable Restrict the size of the first ISAKMP packet sent option under the Properties. Firewall in-between the path), it will simply not allow the fragmented packet. So, whenever the packet is crossing to other Layer 3 devices (i.e. Sometimes, when we initially try to connect to the Global VPN Client (GVC) on a SonicWall firewall, the initial ISAKMP packet is fragmented due to its less size. Navigate to VPN > Settings > VPN Policies and make sure you enabled WAN GroupVPN Policy as shown in the below screenshot. You need to make sure that the default WAN GroupVPN Policy must be enabled. By default, the WAN GroupVPN Policy is disabled. One of the most common issues with “ The peer is not responding to phase 1 ISAKMP requests“, is due to the default WAN GroupVPN Policy. Now, let’s start with the possible solutions one by one. How to troubleshoot – The peer is not responding to phase 1 ISAKMP requests | SonicWall
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