Windows Server – Install and Configure NDES
KB ID 0000947 Problem NDES, is the name for what we used to call MSCEP, which was an ‘add-on’ for the Server 2003 family of servers. In Server 2008 it was renamed to NDES. It is a role service that runs on a Certificate Services Server, and is used to create a registration authority (RA) that can issue certificates from your PKI infrastructure to network devices, i.e. Routers, Firewalls and Switches. Solution Installing...
Cisco ASA: Received a DELETE PFKey message from IKE
KB ID 0001720 Problem I was debugging a VPN tunnel today. (From a Fortigate to a Cisco ASAv). I was messing around with the encryption and hashing, when the tunnel fell over. Phase 1 was establishing fine but not Phase 2 (IPSEC). I’ve got better skills on the ASA, so that’s where I was debugging; IPSEC: Received a PFKey message from IKE IPSEC: Parsing PFKey GETSPI message IPSEC: Creating IPsec SA IPSEC: Getting the...
AnyConnect: Unauthorized Connection Mechanism
KB ID 0001699 Problem I was assisting a colleague to setup some AnyConnect for a client this afternoon, when all of a sudden I was met with this; VPN Logon denied, unauthorised connection mechanism, contact your administrator Solution This was a confusing one, I replicated the problem on my own test firewall. All I had done was change the AAA method from LOCAL to LDAP? It took me a while to figure out what was going on? The reason why...
Cisco ASA Static (One to One) NAT Translation
KB ID 0000691 Problem Note: This is for Cisco ASA 5500, 5500-x, and Cisco Firepower devices running ASA Code. If you have a spare/available public IP address you can statically map that IP address to one of your network hosts, (i.e. for a mail server, or a web server, that needs public access). This is commonly referred to as a ‘Static NAT’, or a ‘One to One translation’. Where all traffic destined for public...
Cisco ASA AnyConnect VPN ‘Using CLI’
KB ID 0000943 Problem Note: This is for Cisco ASA 5500, 5500-x, and Cisco FTD running ASA Code. Also See Cisco ASA AnyConnect VPN ‘Using ASDM’ This procedure was done on Cisco ASA (post) version 8.4, so it uses all the newer NAT commands. I’m also going to use self signed certificates so you will see this error when you attempt to connect. Solution 1. The first job is to go get the AnyConnect client package(s),...