Network technologies and trends:

Switches


August 12, 2008  6:56 AM

Juniper Networks launches Network and Security Manager (NSM)



Posted by: Yasir Irfan
Juniper, Network and Security Manager, Network Security, NSM, Routers, Security, Switches

Juniper Networks is expanding its network and security management capabilities across routing, switching and security infrastructure with the launch of the Network and Security Manager (NSM).

The...

August 5, 2008  6:52 AM

Show Commands in Cisco Routers and Layer 3 Switches(Most commonly used)Series -2



Posted by: Yasir Irfan
Cisco, Cisco 3560, Cisco Tips, IOS commands, Networking, Router Troubleshooting, Routers, Show commands, Switches

In my previous post I tried to cover some of the show commands which are...


August 2, 2008  6:43 AM

Show Commands in Cisco Routers and Layer 3 Switches(Most commonly used)Series -1



Posted by: Yasir Irfan
ASA/PIX, Cisco, Cisco 2950, Cisco 3560, Cisco 3560-E, Cisco 3745, Cisco 3750-E, Cisco 525, Cisco 6500, Cisco Tips, IOS commands, PIX 525, Router Troubleshooting, Routers, Show commands, Switches

Some of the widely used commands in Cisco routers are just simple unavoidable, among the most commonly used commands in a Cisco Routers are “show” commands. These commands are essential to Network Administrators. Here is a list of those commands. I...


July 30, 2008  12:59 PM

Network Inventory and Configuration Management



Posted by: Yasir Irfan
Cisco, Cisco 2950, Cisco 3745, Cisco 6500, Cisco Tips, Configuration Management, Network Inventory, Networking, Open Source, Routers, SNMP, Switches, ZipTie

We all know much about Kiwi Syslog Software.  For many years I am using Kiwi Cat tools for configuration management and automate many of daily tasks. Kiwi Cat tool really helped me to perform many tasks like configuration backup, telnet, SSH and much more....


July 20, 2008  8:53 AM

How to configure multiple interfaces in Cisco Switches



Posted by: Yasir Irfan
Cisco, Cisco 2950, Cisco 3560, Cisco 3560-E, Cisco 3750-E, Cisco 525, Cisco Tips, Networking, Switches

Configuring individual interfaces with same parameter on a Cisco Switch can be time consuming. In order to overcome this you can use following commands, from the global mode enter config t ITKE#configure t ITKE(config)# then issue interface range fastEthernet 0/1 -24 ITKE(config)#interface...


July 17, 2008  9:45 PM

How to display the configuration of a single interface in Cisco Router or a Switch



Posted by: Yasir Irfan
Cisco, Cisco 2950, Cisco 3560, Cisco 3560-E, Cisco 3745, Cisco 3750-E, Cisco 6500, Cisco Learning, Cisco Tips, Networking, Routers, Switches

Displaying configuration of a single interface can be a time-consuming task if your router or a switch  has extremely long configuration. In this case, the interface keyword of the show running-config command becomes extremely useful. For example, the show running-config interface serial 0/1 ...


July 15, 2008  6:36 AM

How to Secure SNMP in Cisco Switches and Routers



Posted by: Yasir Irfan
Access List, Cisco, Cisco 2950, Cisco 3560, Cisco 3560-E, Cisco 3745, Cisco 3750-E, Cisco 6500, Cisco Learning, Cisco Tips, Networking, Routers, SNMP, Switches

This article focus on the ways how we can secure SNMP access in Cisco Switches and Routers Simple Network Management Protocol (SNMP)   uses the default UDP port 161 for general SNMP messages and UDP port 162 for SNMP trap...


July 13, 2008  6:03 AM

Sample I.T. Security Policy – Internet Security



Posted by: Yasir Irfan
Cisco, Exchange, Internet Security, Linux, Microsoft Windows, Mobile, Network Documentation, Network Documentation Policy, Network Policies, Networking, Policies, Routers, Security, Servers, Switches

Finally we are completing this series; here we go with the last topic. It’s Internet Security Policy which is very important to have for any organization. I would welcome your comments which may encourage me to come up with more interesting stuff....


July 12, 2008  8:06 AM

Good Documentation is must for Network troubleshooting



Posted by: Yasir Irfan
Cisco, Fiber, Network Documentation, Network Troubleshooting, Networking, Redundency, Routers, SFP, Switches

Dear Friends

Today after a good weekend when I came back to my office, I figured out two our switches has problems with the redundant links. It would have consumed more time if I had no proper...


July 7, 2008  10:47 AM

Cisco Catalyst Switches are Certified Green!



Posted by: Yasir Irfan
Certfied Green, Cisco 2950, Cisco 3560, Cisco 3560-E, Cisco 3750-E, Switches

I was just browsing Cisco website and figured out Cisco happens to be the first company to achieve the new certification, Certified Green by Miercom. Just to brief you about Miercom is a leading network product test center and consultancy firm. The...


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