If you are using the Layer 3 operating mode within Access Server, make sure that you do not use the same dynamic IP address range you are using for your remote network. In other words, if your VPN side LAN has a network of 192.168.3.0 with a subnet mask of 255.255.255.0, do NOT use the same address range inside VPN Settings, Dynamic IP Address
Ensure that your regular network connection is working. The obvious first step, making sure your … How to fix the four biggest problems with VPN connections The VPN connection is rejected. Having a VPN client's connection rejected is perhaps the most … You Cannot Connect to the Internet After You Connect to a
How to fix the four biggest problems with VPN connections
Cisco Anyconnect VPN Connects but no network access Apr 11, 2012 Can connect to Pulse Secure but no network access - Pulse
If you want to access internet from your vpn clients connected to your server, you will also need an outbound NAT rule for this with interface WAN, source = vpn server tunnel network, destination = any an NAT address = interface address. For better understanding you should post screenshots of the rules you actually have.
Oct 12, 2012 Connected to VPN but no network access | Tom's Hardware Forum