Network technologies and trends:

November, 2008


November 29, 2008  12:51 PM

Networking Professionals good news from Cisco to recertify your Cisco Certifications

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Cisco has extended the recertification for the networking professionals whose certifications are lapsing soon. With this special offer you start recertifying by taking an exam at the regular prick and if you don’t succeed in your first attempt no need to panic ,...

November 29, 2008  5:56 AM

Cisco announces Winners of the Digital Cribs Video Contest for Aspiring Filmmakers

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dear Friends As we all aware Cisco conducted a digital crib contest and now the much awaited results are announced and the Winners are


November 26, 2008  5:59 AM

What is Dynamic ARP Inspection (DAI) ?

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dynamic ARP inspection is a security feature which validates ARP packet in a network. Dynamic ARP inspections validates the packet by performing IP to MAC address binding inspection stored in a trusted database (the DHCP snooping database) before forwarding the packet....


November 22, 2008  12:56 PM

How to configure DHCP Snooping in a Cisco Catalyst Switches.

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

 So here we go, with the configuration of DHCP snooping on a Cisco Switch. This feature protects the network by allowing the Cisco Switches to accept DHCP response message only from the authorized servers connected to the trusted interfaces in a Cisco...


November 22, 2008  7:22 AM

Why should we consider implementing DHCP Snooping?

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dear FriendsIn my previous post I was discussing about the


November 20, 2008  7:54 AM

What is Dynamic Host Configuration Protocol (DHCP) Snooping?

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dynamic Host Configuration Protocol (DHCP) Snooping is a security feature which filters untrusted DHCP messages, this security feature can protects the devices on the network from associating with an unauthorized DHCP server. When the Dynamic Host Configuration Protocol...


November 17, 2008  5:16 AM

In which slot shall we install the Supervisor Engine in Cisco 6500 Series Catalyst Switches -Series2

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dear Friends in one of my previous post


November 12, 2008  12:56 PM

Solution for %IP-4-DUPADDR: Duplicate address error log in your Cisco 6500 Switches running HSRP

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dear Friends In


November 12, 2008  5:27 AM

Cisco IT Security Forum: An Interactive Online Conference

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Dear Friends  IT Security

Today at...


November 12, 2008  5:18 AM

Cisco Gifts Mega Router – Cisco Aggregation Services Router 9000 (ASR 9000)

Yasir Irfan Yasir Irfan Profile: Yasir Irfan

Today, Cisco announced a little something to help clear the way. The world's largest maker of networking equipment unveiled a new member to its growing family of routers custom-made for the Information Age. Known as the Bookmark and Share     0 Comments     RSS Feed     Email a friend


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