BGP Troubleshooting with Cisco Routers – Determining Upstream ISP Fault

Sporadic BGP issues can be difficult to troubleshoot sometimes, especially when the routing issues you face are further upstream (ISP controlled) and out of your control. Finding the root cause can be a problem. Part of the reason this is difficult is because Cisco Routers only log BGP neighbor state changes by default, and not “route update” or “route withdrawal messages”. Continue reading “BGP Troubleshooting with Cisco Routers – Determining Upstream ISP Fault”

Migrating 2008 R2 WSUS Roles to 2012 R2 WSUS with Powershell

Recently I was tasked with the job of migrating a small WSUS server from a Windows Server 2008 R2 environment, to a 2012 R2 server without the role installed yet. Naturally, I’d like to automate the process as much as possible by using Powershell to export the current environment, and move it into a new server. This can be accomplished fairly simply with the following commands. Let’s take a look at how we can do this. Continue reading “Migrating 2008 R2 WSUS Roles to 2012 R2 WSUS with Powershell”