Monthly Archive: February 2012

Feb 21

Cisco ASA 8.4 on GNS3

I struggled quite a lot of get ASA 8.4 working on GNS3. I had 8.0(2) working and was helping to test the configurations and VPNs but now wanted to get 8.4 running such that I can prepare myself for new NAT statements and migration from 8.0(2) to 8.4(2).

Here are the steps to get it …

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Feb 11

Site to Site VPN without NAT – L2L IPSec VPN

This guide helps you build a LAN to LAN VPN without NAT applied. This is first part of series where we will be moving from a very simple VPN setup to a highly complex one. In this first part we build this VPN by simulating two site connected via an ISP router. By the end of …

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Feb 10

Cisco ASA Concurrent Auth Proxy Connection Limit

If you are using authentication proxy to authenticate users before accessing any services through the firewall, you can be looking at limiting the number of concurrent connections which are allowed through. To change this limit you can either use ASDM or command line.

Command Line: The command to use

aaa proxy-limit 15 or whatever number …

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