CCNP Security VPN FAQ: Configuring Cisco 3002 Hardware Client for Remote Access Q1. What screen is used on the head-end concentrator to demand the use of preshared keys? Answer: The Configuration | System | Tunneling Protocols | IPSec LAN-to-LAN | Modify screen is used to demand preshared keys from a VPN 3000 Series Concentrator. Q2. You need to allow the main office to … [Read more...]