November 17, 2009 6:38 AM
Posted by: Yasir Irfan
Cisco Commands,
Cisco Networking,
Cisco Router,
Cisco Switch,
Cisco Tips,
Cisco-remote-access,
crypto key zeroize rsa,
Disable SSH,
disable SSH in Cisco routers,
disable SSH in Cisco Switches,
enable SSH,
How to disable SSH in Cisco devices,
Network Technologies and Trends,
remote access,
Router Configuration,
Routing and Switching,
SSH,
ssh disable,
ssh enable,
ssh reconfigure,
Switch Configuration
We all know the importance of SSH, and it is one of most used method for remote access of Cisco Devices either it might be a Cisco Router or a Cisco Switch. Most of the...
December 15, 2008 6:55 AM
Posted by: Yasir Irfan
10 GigaEtherchannel,
802.3ad,
Cisco,
Cisco 6500,
Cisco IOS,
Cisco Tips,
Etherchannel,
Etherchannel configuration,
IEEE,
Kalpana,
Layer 2 Etherchannel,
Layer 3 Etherchannel,
Networking,
Routing and Switching,
Switches,
Switching,
Switching Secrets
Dear Friends in this upcoming series of posts I would like to concentrate on Etherchannel
December 13, 2008 6:27 AM
Posted by: Yasir Irfan
Cisco,
Cisco 2950,
Cisco 2960,
Cisco 3560,
Cisco 3745,
Cisco 3750-E,
Cisco 6500,
Cisco 6500 Series Catalyst Switch,
Cisco 6503,
Cisco 877W Router,
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 IOS,
Cisco Tips,
Router Troubleshooting,
Routers,
Routing,
Routing and Switching,
Switches,
Switching
This is a cool command to erase just the configuration for a particular interface in a Cisco Switch or a Cisco Router.
In the following example we will configure the interface fast Ethernet 0/9...
December 3, 2008 5:58 AM
Posted by: Yasir Irfan
Cisco Events,
Cisco Learning,
Cisco News,
Cisco Systems,
Cisco Virtual Switching System,
Netflow,
PISA,
Routing and Switching,
Switches,
Switching,
Switching Secrets,
TechWise TV,
VSSDear Friends here is one more opportunity from Cisco Systems TechWise TV which reveals how to use the techniques, tools and innovations you might already have to effectively support rich communication and full service video without adding...
November 22, 2008 12:56 PM
Posted by: Yasir Irfan
802.1 Q,
CCNP,
Cisco,
Cisco 2950,
Cisco 2960,
Cisco 3560,
Cisco 3560-E,
Cisco 3750-E,
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 IOS,
Cisco Learning,
Cisco Systems,
Cisco Tips,
Configuring DHCP Snooping,
DHCP,
DHCP Snooping,
HSRP,
IOS commands,
Networking,
Routing and Switching,
Server Security,
Switches,
Switching,
Trunk Ports 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 9, 2008 6:51 AM
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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