Archive | Networking

07 April 2010 ~ 0 Comments

iPad owners raise Wi-Fi issues

iPad owners raise Wi-Fi issues

Washington: As Apple iPad owners around the United States play with their new machines, some are complaining about the Wi-Fi connectivity of the devices.

An online Apple support page has received dozens of messages from iPad owners about erratic Wi-Fi service and so have other sites dedicated Read More

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04 December 2009 ~ 0 Comments

Linksys PLK300 Powerline Network Kit Review

Linksys PLK300 Powerline Network Kit Review

If you live in a house that is not well wired as far as LAN is concerned then you have couple of alternatives that can help yo achieve full connectivity throughout your house. We recently moved and as it turns out, some of the media equipment (HTPC, etc.) need high-speed LAN connection to be able to Read More

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02 October 2009 ~ 1 Comment

Firewall, NAT and DNS, reverse DNS entries do not match Error

If you host your own email behind a NAT device or firewall, you've probably seen this issue come up at least once in your enterprise. Recently, I've received some complaints about exchange 2007 bouncing email messages with error messages like this:

mxi5p.craigslist.org #554 5.7.1 Read More

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03 August 2009 ~ 0 Comments

Configuring Frame-Relay on Cisco 2520/2522 Router

Configuring Frame-Relay on Cisco 2520/2522 Router

If you are studying for your Cisco certifications you've probably messed with a Frame-Relay Switch (its really a router). If you are new to Cisco and are just starting out with Frame-Relay, this guide will definitely help you get started. Last year I had an oppurtunity to write a detailed Read More

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31 July 2009 ~ 0 Comments

Email Server Generates “#500 Firewall Error##” Error

Email Server Generates “#500 Firewall Error##” Error

We upgraded our mail server recently to Microsoft Exchange 2007 and users started experiencing problem sending emails to multiple recipients on same domain.

The error message:
Diagnostic information for administrators: Read More

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