Enabling Cisco DNS Lookup (ASA and IOS)
Cisco DNS Lookup KB ID 0000969 Problem For the most part, devices are more concerned with IP and MAC addresses, but the devices do have the ability to translate those IP addresses using DNS. Solution : Cisco DNS Lookup How to Enable Cisco DNS Lookup on ASA As ASA is ‘My Thing’ I will start with that. 1. Connect to the ASA, log in and go to enable mode, and then global configuration mode. Type help or ‘?’ for...
Cisco ASA Remote Management via VPN
ASA Remote Management KB ID 0000984 Problem It’s been ages since I has to do this, I usually just manage firewalls via SSH from outside. But I was out on a client site last week and needed to connect to to my ASA, so I simply connected in via AnyConnect; Note: The same procedure is applicable if you are an IPSEC VPN client, L2TP VPN client, or simply coming in over a site to site VPN link. And attempted to SSH, no joy, I tried...
%Error copying system:/running-config
%Error copying system KB ID 0000987 Problem I love GNS3, it is a brilliant piece of software, I use it for bench testing and proof of concept work. Yes is can be a bit clunky sometimes, but it’s FREE! I had a project open with about four ASA’s on it, and it would not save the config on just one of them. HostName(config)# copy running-config startup-config Source filename [running-config]? Cryptochecksum: fdf42190 76959bba...
Error 1722 There is a problem with this Windows Installer package.
Error 1722 KB ID 0000985 Problem Error 1722 is a pretty ‘generic’ windows installer package error. When attempting to install the AnyConnect client software this happened; Error 1722. There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. Action VACon_Install, location: C:Program FilesCiscoCisco AnyConnect...
CentOS TFTP Server (Install and Configure)
CentOS TFTP Server KB ID 0000998 Problem I needed to back up a Cisco firewall, and perform an upgrade remotely, despite my best efforts to use the ASDM and update via http, I had to go ‘old school’ and bring up a TFTP server on one of my CentOS Linux servers. Solution CentOS TFTP Server 1. Log onto the server and install the xinetd TFTP Server. Execute the following command and follow the on-screen prompts. Using username...