---
title: VPN Tunneling Incompatibility with Other VPN Client Applications
slug: ps/help/en_us/ics/com/vtcg/vpn-tunneling-incompatibility-with-other-vpn-client-applications
docTags: 
createdAt: 2026-08-02T15:43:23.570Z
---

Third-party vendor VPN client applications may be incompatible with VPN tunneling. lists known VPN client vendors and VPN tunneling's relative compatibility with those vendors' VPN client applications.

| Vendor     | Compatible? |
| ---------- | ----------- |
| Cisco      | Yes         |
| Nortel     | Yes         |
| NS Remote  | Yes         |
| Intel      | Yes         |
| Checkpoint | Yes         |

If you want to install VPN tunneling on a client featuring an incompatible VPN client application, you must uninstall the incompatible application before you install or launch VPN tunneling on the client.