Cannot Connect to TCP Port 2000 (Even over VPN)
KB ID 0000027 Problem Note: When going through a Cisco Firewall. Even with all ports open you cannot connect to an application or website that uses TCP Port 2000, TCP Port 2000 allthough above the “well Known” range (i.e. above 1024) is used for SCCP (skinny client control protocol) which is a Cisco voice / phone protocol. If you push web traffic through this port – the firewall gets upset. Solution Option 1 (Via Command...
Windows Mail can’t connect to Exchange
KB ID 0000662 Problem Seen when trying to connect the Windows 8 mail client to Exchange 2010 (that is using a self signed certificate). Error Unable to connect. Ensure that the information you’ve entered is correct. Solution This is a right pain! My Exchange 2010 server is using a self signed certificate, and even though the Windows 8 client trusts my domain CA, and it has imported the cert that Exchange is using, it still would...
GNS3 Cannot Connect Network Interfaces when running on VMware vSphere
KB ID 0000671 Problem I have plenty of real ASA firewalls to play with, but it’s getting round to re-certification time, so for ease I thought I’d run up a Virtual ASA on my vSphere 5 box just for testing and breaking. However no matter what type of Virtual Network adaptor I used (vmxnet3, e1000, etc) I could not connect to the virtual firewall. Solution 1. Firstly make sure you actually have an IP address in the correct...