Today was the second time I’ve done this in around a year, it’s a little uncommon to be honest, which means googling advice on how to do it, is a bit thin.
Todays walk through is also made even more different by the fact that at the branch site containing the Watchguard, its connected to a Cisco 857w router, with a Public IP address NAT’d to it due to the site having an ASDL connection.
See the below diagram I’ve sketched up in visio;
It’s actually easy enough to setup, the official documentation on the Watchguard is here, but doesnt cover it all.
Continue reading Creating VPN tunnel between Cisco ASA and Watchguard XTM
This is just a quick one,
A customer of mine has two companies running in the same building, using the same ISP connection, as such the Firewall is essentially the core of the network. I put in this network and although its not exactly best practise, its a case of making do with what they had and could afford.
Today he logged a support ticket stating he couldnt connect between two internal different subnets any more, (192.168.x.x and 172.16.x.x)
The fix for this was inputting the command; Continue reading Cisco ASA – Allow traffic between two same security level interfaces