Network technologies and trends:

July, 2013


July 24, 2013  7:37 AM

Windows 8.1 Preview is Incompatible with many Antivirus Software

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Windows 8.1 preview is an update of Windows 8, it’s not a full blown new version of Windows. When its just an update ,we all end users expect that  most of the applications will run on the

July 23, 2013  12:12 PM

Cisco UCS Outperforms HP and IBM Blade Servers on East-West Latency

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

  These days the focus is increasing towards lower latency and high performing server-to-server data traffic (East-West). Cisco claims that they specifically designed their UCS unified fabric for this type of traffic. Cisco want to prove the claim made by their competitors that Cisco UCS...


July 21, 2013  7:35 AM

The top 12 spam-relaying countries according to Sophos are

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

According to latest “Dirty Dozen” published by Security specialist Sophos, still US maintains its grip as the top spam-relaying country followed by...


July 18, 2013  9:30 AM

Exchange 2010 has issues with Disclaimer Messages

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Recently we enabled Disclaimer message in Exchange 2010 Server. After enabling the disclaimer message we could see the disclaimer message was forwarded as footer with all the outgoing emails from our users. However vast majority of users including me faced issues in...


July 17, 2013  6:59 AM

Upgrading ASA 5500 Series firewall, things to be considered – Series 1

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

When it comes to upgrade an ASA 5500 Series firewall from 8.2 version to 8.3 or so, many things comes into the picture.  Recently we upgraded our ASA 5540 Firewall from the IOS version 8.2.1 to 8.4.6. I would like to share the details about the upgrade. Stating IOS version 8.3 and later there...


July 15, 2013  6:58 AM

A review for CCIE Routing and Switching Certification Guide (4th Edition)

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

When it comes to CCIE Routing and Switching Written Exam you need to study lots of books especially the titles published from Cisco Press. As we all know CCIE Routing and Switching is not an easy task, it needs lots of preparation. Since I am in the process of perusing CCIE Routing and Switching I...


July 13, 2013  8:38 AM

Cisco announces new Nexus 7700 Series Switches

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Cisco Live was recently concluded in Orlando, Florida where Cisco announced the new top-end Nexus 7700 switches with new ASICS which is capable of...


July 9, 2013  6:51 AM

Cisco IP Source Guard stops PXE boot, especially when using Windows Deployment Services Server

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

In my previous post we saw how to overcome the Cisco NAC restrictions for the Windows Deployment Services Server, as we...


July 4, 2013  8:13 AM

How to integrate Windows Deployment Services Server with a typical Cisco Networking devices – Series 3

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Let’s continue to with rest of the steps to allow Windows Deployment Services Server through a Cisco NAC. Step 5 Click Add Polices   Bookmark and Share     0 Comments     RSS Feed     Email a friend


July 4, 2013  7:50 AM

How to integrate Windows Deployment Services Server with a typical Cisco Networking devices – Series 2

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

In series 1 we discussed how to integrate Windows Deployment Services Server with a typical Cisco Networking devices. We...


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