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Cisco


November 12, 2008  5:27 AM

Cisco IT Security Forum: An Interactive Online Conference



Posted by: Yasir Irfan
Cisco, Cisco Events, Cisco Learning, Cisco News, IT Security, On Line Conference

Dear Friends  IT Security

Today at...

November 9, 2008  6:51 AM

Don’t panic whenever you see %IP-4-DUPADDR: Duplicate address error log in your Cisco 6500 Switches running HSRP



Posted by: Yasir Irfan
Cisco, Cisco 6500, Cisco 6500 Series Catalyst Switch, Cisco 6503, Cisco Catalyst 6503-E Switch, Cisco Catalyst 6506-E Switch, Cisco Catalyst 6509-E Switch, Cisco Catalyst 6509-V-E Switch, Cisco Catalyst 6513 Switch, Cisco Systems, Cisco Tips, Hot Standby Router Protocol, HSRP, Network Troubleshooting, Networking, Routing and Switching, Switches, Switching, Trojan

If you are running HSRP and one of your VLAN is down and the following errors are generated in your Switch don’t panic. All this happens due the Trojans in the network.

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November 8, 2008  5:25 AM

CCNA Certification/Popular TCP/IP Applications port numbers



Posted by: Yasir Irfan
CCNA, Certifications, Cisco, Cisco Certifications, Cisco Learning, Cisco Tips, TCP/IP, TCP/IP Well known ports, UDP

Dear Friends  if you are preparing for

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October 26, 2008  5:55 AM

In which slot shall we install the Supervisor Engine in Cisco 6500 Series Catalyst Switches -Series1



Posted by: Yasir Irfan
Cisco, Cisco 6500, Cisco 6500 Series Catalyst Switch, Cisco Catalyst 6503-E Switch, Cisco Catalyst 6506-E Switch, Cisco Catalyst 6509-E Switch, Cisco Catalyst 6509-V-E Switch, Cisco Catalyst 6513 Switch, Cisco Design, Cisco IOS, Cisco Systems, Cisco Tips, DataCenter, Module, Networking, Slot, Switches

Dear Friends the Cisco 6500 Series Catalyst Switch comes in different models like


October 23, 2008  9:27 PM

Cisco TelePresence Rooms for Public Use launched



Posted by: Yasir Irfan
Cisco, Cisco News, Cisco Systems, Cisco TelePresence, Tata Communications

Tata Communications, a leading provider of the new world of communications, announced the launch of its

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October 23, 2008  9:16 PM

Cisco Reviles 360 Learning Program for CCIE Routing and Switching.



Posted by: Yasir Irfan
CCIE, Certifications, Cisco, Cisco 360, Cisco Certifications, Cisco News, Cisco Systems, Routing, Routing and Switching, Switching

The Cisco 360 learning program has been launched. What is it? Its Cisco authorized training for the CCIE Routing and Switching exam. The...


October 20, 2008  5:06 AM

How to configure SNMPv3 in a Cisco Catalyst Switch – Series 2



Posted by: Yasir Irfan
Cisco, Cisco 2950, Cisco 2960, Cisco 3560, Cisco 6500, Cisco IOS, Cisco Learning, Cisco Systems, Cisco Tips, SNMP, SNMPv3, Switches

In the first series we just started to know about


October 14, 2008  5:18 AM

Cisco Offers New LAN Lite Extensions to the Catalyst 2960 Family



Posted by: Yasir Irfan
Cisco, Cisco 2960, Cisco News, LAN Lite, Switches

Cisco Systems has recently announced the launch of the New LAN Lite switches that help small branches, small and medium-sized...


October 12, 2008  5:17 AM

How to configure SNMPv3 in a Cisco Catalyst Switch – Series 1



Posted by: Yasir Irfan
Cisco, Cisco 2950, Cisco 3560, Cisco 3560-E, Cisco 3745, Cisco 6500, Cisco IOS, Cisco Learning, Cisco Tips, IOS commands, RFC3410, Security, SNMP, SNMP Version 3, SNMPv3, Switches

Configuring SNMP Version 3 in a


October 4, 2008  12:21 PM

Things to be considered before upgrading an IOS in a Cisco 6500 Series Switch with SUP720- Series 2



Posted by: Yasir Irfan
Cico 6500 IOS Upgarde, Cisco, Cisco 6500, Cisco IOS, Cisco Tips, IOS commands, IOS Upgrade, Networking, Switches

In the first series I was talking about the TFTP severs, now let’s proceed further, one more key...


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