Sophos updating policy awaiting policy transfer
The key used in your concentrator and on your PIX should match exactly.
Some ports need to be open in firewall software, such as Black Ice (Black Ice has other problems with regard to the Cisco VPN client, too.
Further investigation found that the feature updates are packaged in files and IIS may not be able to serve these properly without a minor modification.
I remember applying this fix in the past, however I’m assuming it was removed by a prior update on my Windows Server 2012 R2 server.
I recommend that the user replace ICS with a decent home router with a firewall.
On a Cisco PIX firewall used in conjunction with the concentrator, use the command isakmp key password address netmask 255.255.255.255 where password is your preshared key.As such, not all of these tips will necessarily pertain to every VPN configuration available from Cisco.However, they will give you a place to start as you work on fixing problems with your VPN. The user needs to disable ICS on his machine before installing the VPN client.As with all things IT, you will eventually run into problems that you need to correct.In the case of the Cisco VPN, this can be a true challenge since Cisco has so many different ways to handle VPN connectivity, ranging from VPN capabilities included in some routers, to the VPN services offered by PIX firewalls up to the Cisco VPN Concentrator, each has its own quirks.
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This could have its own problems, though, so I wouldn't recommend it unless you really, really need Fast User Switching.) One more thing regarding the client install – Cisco does not recommend installing multiple VPN clients on the same PC.