Network technologies and trends:

Switching


June 11, 2012  5:04 AM

What is the error “BUS_HDR_ERR: EARL L2 ASIC #0: Dbus Hdr. Error occurred. Ctrl1 0x930D0EBD” in Cisco 6500 Series Switch? – part 1



Posted by: Yasir Irfan
%EARL_L2_ASIC-DFC9-4-DBUS_HDR_ERR: EARL L2 ASIC #0: Dbus Hdr. Error occurred. Ctrl1 0x930D0EBD, Application Control Engine Module, BUS_HDR_ERR: EARL L2 ASIC #0: Dbus Hdr. Error occurred. Ctrl1 0x930D0EBD, Centralized Forwarding Card, Cisco 6500 Switch troubleshooting, Cisco Catalyst 6500 E Series Switches, Cisco Catalyst 6500 Series 8-Port 10 Gigabit Ethernet Module, Cisco Switching, Cisco TAC, Policy Feature Card 3, Switching, WiSM WLAN Service Module

We have plenty of Cisco Catalyst 6500 E Series Switches, recently an error appeared in the one of Cisco Catalyst 6513 Switch. When I checked the log I found the following error. SL02-MB-1256-005#show log Log Buffer (8192...

April 12, 2011  12:36 PM

Cisco Learning Labs Provide Hands-On Training



Posted by: Yasir Irfan
CCNA, Cisco, Cisco Authorized Learning Partners, Cisco CCIP®, Cisco CCNA ®, Cisco CCNP®, Cisco Certifications, Cisco IOS® Software on UNIX, Cisco Learning Network Store, Cisco Systems, ebay, GNS3, GNS3 topologies, Multiple labs, Network Technologies and Trends, real Cisco hardware, self-study, simulators, Switching

  Whenever you are preparing for the Cisco CCNA ®, Cisco CCNP®, and Cisco CCIP® certifications especially when you are doing a self-study the major concern is lab experience to answer the simulated questions. Often many of us end up looking for real Cisco hardware from eBay, as most of the...


March 27, 2011  5:46 AM

What is IP SLA?



Posted by: Yasir Irfan
CCNP, CCNP 642-813 Exam, CCNP Switch Official Certification Guide, Cisco CCNP- Switch Exam, Cisco IOS, Cisco IOS devices, Cisco IOS IP Service Level Agreement, Cisco Routers, Cisco Switches, Cisco Systems, David Hucaby, DNS, http.ftp, IBM SNA Native Echo, ICMP Echo Path, ICMP Ping, icmp-echo, IOS version 11.2, Network technologies & trends, patch-echo, path-jitter, Performance Routing, Response Time Responder (RTR), Service Assurance Agent (SAA), Switching, tcp-connect, udp-echo, udp-jitter, · What is IP SLA?

 When you are preparing for Cisco CCNP- Switch Exam, IP SLA is one of the key topics included at quite later stage even surprised David Hucaby the author of the title "CCNP Switch Official Certification Guide"  Even he included the supplementary material for the "CCNP Switch Official...


March 12, 2011  6:18 AM

CCNP – Switch Key Topics 1 – Spanning tree loop guard



Posted by: Yasir Irfan
BCMSN exam, BCMSN exam (642-812), BPDUs, CCNP, CCNP Switch, CCNP SWITCH 642-813, Cisco Certifications, global configuration mode, Implementing Cisco IP Switched Network, IOS command, Network Troubleshooting, non-Designated Port, point-to-point, Spanning tree loop guard, spanning tree protocol loops, spanning-tree loopguard default, STP loop-inconsistent Blocking state, STP loops, Switching, UDLD, UDLD feature

  When you are preparing for the CCNP Switch (642-813) or BCMSN exam (642-812) there are quite a few topics which are important not only from the perspective of passing  the  "Implementing Cisco IP Switched Network" exam or...


January 30, 2011  10:21 AM

Juniper Networks introduces flexible education program for their partners



Posted by: Yasir Irfan
business model, business value, cloud networking, Continuing Education Program, Data Center, EMEA, EMEA partner conference, hands-on experience, Juniper Networks, Juniper Networks introduces flexible education program for their partners, mobility, Network technologies & trends, on-demand, Routing, sales and systems engineers, Security, Switching, technical and sales

  With addition of new partner program by Juniper Networks helps their partners to build expertise in core areas include security, switching, routing, mobility and cloud networking. The Continuing Education Program from Juniper Networks has been designed to empower systems and sales...


June 18, 2010  7:10 AM

Cisco Systems is hosting Techdays! Be part of it.



Posted by: Yasir Irfan
acceleration, and collaboration technologies, borderless Networks, Borderless Networks Track, Cisco Events, Cisco innovation, Cisco registration, Cisco Systems tech days, Cisco Unified Computing System, Cisco’s technical experts, data center virtualization, IP-based collaboration technologies, Network technologies & trends, Network to Optimize, Routing, Security, Switching, Unified Communications Track, Virtualization, Virtualization Track, Wireless

Would you like to join the Cisco's technical experts for an in-depth discussion about the latest innovations-products, features and like experience the demos and roadmaps to develop strategies and deploy solutions that increases resiliency, agility and productivity, then you have a golden...


October 18, 2009  6:09 AM

CCIE Routing and Switching Official Certification Guide to be released in November 2009



Posted by: Yasir Irfan
Add new tag, bridging, CCIE, CCIE Routing and Switching Official Certification, CCIE Routing and Switching Official Certification Guide, CCNA, CCNP, CCNP Books, Cisco, Cisco Press, Cisco Press authors, Cisco Press Books, Denise Donohue, IP and IP Routing protocols, LAN Switching, OSI model, Rough Cuts, Routing, Rus Healy, Switching, Wendell Doman

I was just accessing the


September 5, 2009  8:07 AM

Review for CCNP BCMSN Official Exam Certification Guide (4th Edition)



Posted by: Yasir Irfan
Boson Exams, CCNP, CCNP BCMSN, CCNP BCMSN Official Exam Certification Guide, CCNP Books, CCNP Official Certification Library, CCNP Preparation, Cisco BCMSN (642-812) exam, Cisco Exams, Cisco Press, David Hucaby, GLBP, HSRP, Review for CCNP BCMSN Official Exam Certification Guide, Router, Router Supervisor and Power redundancy, Supervisor and Power redundancy, Switches, Switching, Yasir

 

Hi folks, as I received a CCNP Official Certification...

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July 22, 2009  6:13 AM

Review for CCNA 640-802 Network Simulator



Posted by: Yasir Irfan
640-802 CCNA Exam, CCENT, CCNA, CCNA 640-802, CCNA 640-802 Network Simulator, CCNA ICND2 640-816, CCNA Labs, CCNA Network Simulator, CENT, Cisco Certifications, Cisco Learning, Cisco Press, ICDN1, ICDN2, IP addressing, IP Routing, LAN Switching, Network Troubleshooting, Pearson Education, Real Network, Review for CCNA Network Simulator, software, STP, Switch Navigation, Switching, VLANS, WAN

 

If you are preparing for the


February 18, 2009  9:33 AM

Cisco Etherchannel Overview and how it can be configured in Cisco Catalyst Switches – Series 9



Posted by: Yasir Irfan
Cisco, Cisco 3560 Catalyst Switch, Cisco online learning module, Cisco Systems, Cisco Tips, Etherchannel, Etherchannel configuration, Etherchannel restrictions, LACP, layer-2-design, Layer3 EtherChannel Configuration, PAGP EtherChannel Configuration, Switches, Switching

Dear Friends  Here we go,we are coming to the conclusion of the Ether channel series, I my...