Problem Are you getting this error message when connecting to a SSH Server from your MACOS? Unable to negotiate with x.x.x.x port 22: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1 Solution Since the upgrade of El Capitan (10.11)…
The Challenge So you’re at work and your corporate firewall restricts all outgoing traffic except for http/https (port 80/443) and you want to remote desktop to your PC at home. What can you do? The simple solution is to use…
Kill a Vmware Guest via SSH 1. First you should ensure your ESXi server has SSH enabled. On vSphere client open the server configuration tab, under Software select Security Profile. 2. Under Services > Properties > SSH > Click Options…
Did you know you can backup your running-config or startup-config via ssh? I’ve been backing up configurations via TFTP for a long time but only recently started using SSH. Here’s how to do it. If you have a Linux/Unix server…
Today I ran into a strange problem where I was getting a “ssh connection refused” message from putty while connecting to a Linux server via SSH. I was able to connect to the server just the day before and was…
Problem: Have you ever had the need to VPN home from your iOS compatible device such as an iPhone or iPad? By using SSH tunneling, there’s no need to setup a complex IPSEC VPN or PPTP server at home. Just…
Here’s an updated post on how to kill a hung vmware guest using ESXi CLI on 4.x and 5.x Alright, I ran into a hung VM. There’s a guest in my cluster that wouldn’t stop or restart. Hitting the stop…
The inside interface of the PIX (also applies to ASA) cannot be accessed from the outside or from the other side of the VPN tunnel unless the management-access is configured. Once management-access is enabled, Telnet, SSH, or HTTP access must…
VMWare ESXi 3.x is a free version and lightweight version of the VMWares ESX platform. It supports most of the key features that ESX has but comes in appliance like package which doesn’t let you configure anything more than just…