Cisco Service Config Error Messages

Tweet Occasionally, during bootup of Cisco hardware through Cisco IOS software, error messages similar to these are displayed: %Error opening tftp://255.255.255.255/network-confg (Socket error) %Error opening…

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How to recognize Cisco IOS image file ?

Tweet Reading Cisco IOS Image file name. For example, c2500-is-l.113-11c.bin File name Version In general IOS file name looks like xxxx-yyyy-zzz. xxxx = Platform yyyy…

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[Cisco]What is error for ‘input packets with dribble condition detected’

Tweet While I was troubleshooting TCP throughput issue today, some of status on the FastEthernet interface brought my attention. "xxxx input packets with dribble condition…

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Three Cisco Switching methods

Tweet There are three major switching mode in Cisco devices. Here is the three switching methods with commands to enable it. 1. Process Switching –…

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How to Cisco Banner in other language(8bit)

Tweet If you want to put a warning message in your own language on Cisco box. Especially it requires 8 bit code. You can change…

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[log] :Problem with RX packet, length is 1, what is it?

Tweet If you are running kinds of old IOS on your Cisco gear, you might see this. Per Cisco it is an known issue, bug…

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Network Settings In VMWare Player icon

Network Settings In VMWare Player

Tweet Free VMWare player or VMWare Server software are one of my favorite tools ever. Especially, for network testing and simulation such as Cisco Dynamips,…

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[PC] Stop using HyperTerminal as your telnet client

Tweet If you want to stop using Hyper Terminal as your default telnet client, you need to modify your registry file. To perform this procedure,…

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How to create loopback interface on Windows XP

Tweet The Loopback adapter is a testing tool for a virtual network environment where network access is not available. Also, you must use the Loopback…

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