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June 22, 2010  5:53 AM

Cisco Enhanced PoE is the answer for delivering PoE in excess of 15.4W per port.



Posted by: Yasir Irfan
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June 21, 2010  9:13 AM

POE Compatibilty between Cisco 1252 Aironet Access Point & Cisco 3750 E POE Switch



Posted by: Yasir Irfan
%CDP_PD-2-POWER_LOW: All radios disabled, Cisco 1525 Aironet Access Point, Cisco 3750 E Switch, Cisco Access Point error, Cisco Access Points, Cisco IOS log, Cisco Switches, Cisco Tips, POE, radio interface, radios disabled

Recently one my colleague was trying to connect a Cisco 1252 Aironet Access Point without a power injector to a Cisco 3750 E POE Switch, but the device was not coming up, he was...


June 16, 2010  5:49 AM

How to configure a DHCP server in a Cisco Aironet Access Points?



Posted by: Yasir Irfan
12.2(11)JA1, Access Point, Cisco Access Point configuration, Cisco Aironet 1100, Cisco Aironet 1200, Cisco Configuration, Cisco Tips, DHCP server in Cisco Aironet, DHCP service, Ethernet, How to configure DHCP in a Cisco Access point, IOS, Network Technologies and Trends, Wireless client, Wireless Configuration

If you want to configure DHCP service in Cisco Aironet 1100 and 1200 series Access Points its pretty simple. Dynamic Host Configuration Protocol (DHCP) server capability was first available on the Cisco Aironet 1100 and 1200 series Access Points (APs) in version 12.2(11)JA1. When an AP is...


June 6, 2010  5:59 AM

Key differences between NX-OS and Cisco IOS – Part 1



Posted by: Yasir Irfan
2000, advantages of NX-OS, BGP, CatOS, Cisco Innovations, Cisco Nexus Siwtches, Cisco NX-OS commands, Cisco Press, Cisco Systems, Cisco Tips, Cisco Unified Communications Manager (UCS), compairsion between NX-OS and Cisco IOS, Configuring Nexus Swicthes, Csico IOS commands, feature configuration command, InformIT, Key differences between NX-OS and Cisco IOS, Network Administrators, Network Technologies and Trends, Next generation Data Centers, Nexus, Nexus 1000v, Nexus 4000, Nexus 5000, Nexus 7000, Nexus Switching, NX-OS, NX-OS and Cisco Nexus Switching, NX-OS blog, NX-OS features, OSPF, Safari Online, Virtualization

Since long time we are used to Cisco IOS version and few Cisco Switches with CatOS, now the era of NX-OS is coming. These days I am seeing more and more Organizations are moving towards Nexus Switches for their Core and Server farm. Since Nexus Switches are pretty new and they work with NX-OS. ...


May 31, 2010  4:31 PM

How to configure the POE settings in Cisco Catalyst Switch to support Nortel IP Phone?



Posted by: Yasir Irfan
Auto, Cisco 3750 -24 PS, Cisco 3750-48 PS, Cisco Catalyst Switch, Cisco Switch configuration, Cisco Switches, Cisco Systems, Cisco Tips, How to configure the POE settings in Cisco Catalyst Switch to support Nortel IP Phone, IP Phone Configuration, Nortel IP Phone, Nortel networks, Nortel recommends, POE, show power inline

In this article we will see how a Cisco Catalyst Switch 3750 - POE switch can be configured to support the Nortel IP phone and the power modes supported by the Cisco 3750 Switch. The Cisco Catalyst Switches 3750-24PS and 3750-48PS support 370...


April 20, 2010  8:30 AM

Make sure to clear ARP



Posted by: Yasir Irfan
ARP, Cisco Firewall, Cisco PIX firewall, Cisco Tips, clear arp, clear arp-cache, NAT tips, Network troubleshooting tips, router tips, Switch Tips

 

Most of the times I have noticed, whenever someone configures a NAT in a Cisco PIX firewall 525 or...


March 13, 2010  1:34 AM

VTY passwords for telnet can be disabled



Posted by: Yasir Irfan
Cisco Router tips, Cisco Routers, Cisco Switch tips, Cisco Switches, Cisco Tips, Network Technologies and Trends, no login, Telnet Tips, VTY

 

Here is a cool tip for saving your time when ever your telnet to your Cisco Switch or a router....


January 23, 2010  12:47 PM

How to abort a Ping sequence in a Cisco Device?



Posted by: Yasir Irfan
, CCENT, CCNA, CCNA tips, Cisco Routers, Cisco Switches, Cisco Tips, escape sequence, How to abort a Ping sequence in a Cisco router, How to abort a Ping sequence in a Cisco switch, Network Tips, Ping


January 20, 2010  7:29 AM

Disable Cisco Discovery Protocol on unused interfaces



Posted by: Yasir Irfan
CDP, Cisco Discovery Protocol, Cisco Router tips, Cisco routers. Disable cdp, Cisco Switches, Cisco Switches tips, Cisco Tips, Network technologies & trends, Network Tips, Network Troubleshooting, no cdp enable, show cdp interfaces, show cdp neighbors


January 16, 2010  5:44 AM

How to send message to one telnet users from a Cisco Router or Cisco Switch?



Posted by: Yasir Irfan
Cisco Tips, How to send message to one telnet users from a Cisco Router or Cisco Switch?, Network Technologies and Trends, Network Tips, router tips, send *, Switch Tips, telnet message, Telnet Tips, TTY, VTY

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