If you’re following best security practices then you should be using SSH with an RSA modulus length of at least 2048 and have telnet disabled on your devices. There isn’t a command to view the RSA modulus length in Cisco IOS other than running sh crypto key mypubkey rsa and then calculating the modulus length […]
When you try to run the Cisco VPN Client on a Mac you get “Error 51: Unable to communicate with the VPN subsystem”. I ran into this issue while trying to get the Mac version of Cisco VPN Client to run on the only Mac user’s system I support. After a little bit of searching […]
