Ihave configure vpn 3000,but when I try to connect it from inside  and people trying to connect from outside are getting the same error (Secure vpn connection terminated locally by the client,reason412:the remote peer is no longer responding.I follow...

any tip of vpn 3008 remote access configuration,I configured it but it's given error (Reason 412 the remote peer is not longer responding but there is no firewall,just trying it without firewall before puting behing firewall.

Just need some tip of how to configure the vpn 3000 concentrator for remote access,if somebody have the step by step guide which can help.

I need a help of this error (20518 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 0 Unavail Secs ) I configured router connected to Ericsson MD110 but the controller e1 is given me that error andif im calling it's telling line busy.