Powershell: Get Folder Size ‘Quickly’
KB ID 0001660 Problem Right clicking a folder and selecting properties is usually how you would see how large a folder is. Which is great, but if your folder size is HUGE (i.e. many terabytes) then this takes ages! Solution If you use PowerShell you can get the figure considerably quicker! Below I want to ge the size of E:\Shared; In MegaBytes; “{0:N2}” -f ((Get-ChildItem -path E:\Shared -recurse | Measure-Object -property...
Cisco IOS: Ether-Channel Trunks
KB ID 0001533 Problem This is a subject that every time I need to create an Ether-Channel I end up checking beforehand, so it’s about time I wrote it up. We are combining two different things, an Ether-channel, (an aggregation of links) and a Trunk (the ability to carry many VLANS). If you are NOT from a Cisco background then you might want to read though the following post first to avoid confusion about the world...
Window Server – Configuring NIC Teaming
KB ID 0000786 Problem One great new feature of Server is bult in network ‘Teaming’. To do this normally takes some third party software, either form the server vendor (HP Teaming) or from the NIC manufacturer. It utilises a new Windows feature called LBFO, this lets you both aggregate links, and have links available in the event of failover. Note: NIC Teaming only supports up to 32 network cards. Solution 1. Launch Server...
HP Networking ‘ProCurve’ – Trunking / Aggregating Ports
KB ID 0000638 Problem I was lending a hand this week, while my colleague swapped out a lot of switches. I don’t usually deploy a large number of HP switches, so I was surprised when we installed a chassis switch and after patching the fiber links, the Cisco Catalyst switches all got upset and we lost three out of four ping packets. I (wrongly) assumed that STP would be enabled, so I wandered back and pulled the second fiber...
HP and Cisco – VLANs and Trunks Confusion!
KB ID 0000741 Problem When I first started in IT, I went and did my Cisco CCNA. So I learned that to connect Cisco switches and pass VLAN traffic between them, I needed to create a ‘Trunk’ to pass the VLAN traffic. Fast forward a few years, and I now work for an HP reseller. Very early on I came to realise that what HP called a ‘trunk’ was very different from what I had been taught. Below is an article I did a...