ENE-NG and GNS3 – Speed and Duplex Mismatch
Jan17

ENE-NG and GNS3 – Speed and Duplex Mismatch

Duplex Mismatch KB ID 0000983  Problem I don’t know why this happens sometimes with GNS3, and EVE-NG but occasionally I will get a connection between two devices that constantly complains. %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on {interface-name} (not half duplex), with {host-name} {interface-name} (half duplex). For the uninitiated, a speed/duplex mismatch, usually happens when both ends of the link are set...

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How Do I Find/Change My IP Address?
Jan17

How Do I Find/Change My IP Address?

KB ID 0000208 What’s an IP address? An IP address is the address used on a network to find your PC, Server, Laptop, or Printer etc. It’s the networking equivalent of your house number and post code (or Zip Code for visitors from over the pond). Do you want your PUBLIC or PRIVATE IP address? As we started to run out of addresses, there were a number of solutions that we came up with, one you will see below (DHCP) the other...

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VMware View 5 – Configure and Deploy Clients in ‘Kiosk Mode’
Nov17

VMware View 5 – Configure and Deploy Clients in ‘Kiosk Mode’

KB ID 0000610  Problem Kiosk mode is quite useful, if you have some machines that you want to put in a public area for visitors to use, or for machines that are used in displays etc. Or if you have some older PC’s that you just want to repurpose as internet terminals or ‘point of sale’ box’s. Essentially it’s a system that delivers a virtual VMware View desktop to a PC or Thin client without the need to...

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Exchange 2013 – ‘The WinRM Shell client cannot process the request’
Nov17

Exchange 2013 – ‘The WinRM Shell client cannot process the request’

KB ID 0000855 Problem After building a new Exchange 2013 Server on my test network and changing the Certificate over, I ran a few updates and rebooted. Post reboot I was greeted with this, VERBOSE: Connecting to PNL-EX2013.petenetlive.net. New-PSSession : [pnl-ex2013.petenetlive.net] Processing data from remote server pnl-ex2013.petenetlive.net failed with the following error message: The WinRM Shell client cannot process the request....

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Cisco ASA 5500 – Throttling (Rate Limiting) Traffic
Nov17

Cisco ASA 5500 – Throttling (Rate Limiting) Traffic

KB ID 0001001  Problem If you have one client that’s taking all your bandwidth, or a server that’s getting a lot of connections from external IP addresses, and that’s causing you performance problems, you can ‘throttle’ traffic from/to that client by ‘policing’ its traffic. Solution To demonstrate, I have a 30Mb connection at home, when I run a test on the download connection speed from my...

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