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Networking


July 31, 2011  12:59 PM

How to read a Nexus 7000 Series Switch line card naming convention?



Posted by: Yasir Irfan
Cisco Systems, How to read a Nexus 7000 Series Switch line card naming convention, line card, N7K-M132XP-12, Nexus 7000 Series Switch, Nexus tips, nomenclature

Whenever you are trying to place an order or trying the figure out the details of the Nexus 7000 Series line care follow the below breakdown of how to read the nomenclature and understand what it is tell you. Example N7K-M132XP-12

July 31, 2011  9:54 AM

Key differences between a Nexus 7010 and 7018 Switches – Series 4



Posted by: Yasir Irfan
1.2 Tb/s system bandwidth, 480 mpps system switching, 7018, 80 Gb/s and 60 mpps per slot, BTUs, Cisco IOS, Cisco Systems, cold aisle/hot aisle data center, Data Center, differences between a Nexus 7010 and 7018 Switches, Fabric Card, fault tolerant, hot-swappable power supplies, key features of NX-OS, Linux, Linux based operating system, N7K-AC-6.0KW, N7k-AC-7.5KW, N7K-C7010-FAB-1, N7K-C7010-FAN, N7k-C7018-FAB-1, N7K-C7018-FAN, N7K-DC-6.0KW, Nexus 7000 Series Switches, Nexus 7010, Nexus 7010 cooling, Nexus 7010 fan module, Nexus 7010 Switch Fabric module, Nexus 7018 cooling, Nexus 7018 fan module, Nexus 7018 Switch airflow, Nexus 7018 Switch dissipates, Nexus 7018 Switch fabric module, Nexus Switches, NX-OS, Panduit, Panduit Net-Access 7018 Cabinets, physical difference about Nexus 7010 and 7018 Switches, power supplies, SAN-OS, side to side airflow, special rack, sup1, Supervisor Engines, three load sharing

One more difference I came across among Nexus 7010 and Nexus 7018 Switch is the power supplies, the Nexus 7010 Switch can hold up to three load sharing, fault tolerant , hot-swappable power supplies.  Whereas the Nexus 7018 switch can hold up to four load sharing, fault tolerant, hot-swappable...


July 31, 2011  8:09 AM

Key differences between a Nexus 7010 and 7018 Switches – Series 3



Posted by: Yasir Irfan
1.2 Tb/s system bandwidth, 480 mpps system switching, 7018, 80 Gb/s and 60 mpps per slot, BTUs, Cisco IOS, Cisco Systems, cold aisle/hot aisle data center, Data Center, differences between a Nexus 7010 and 7018 Switches, Fabric Card, key features of NX-OS, Linux, Linux based operating system, N7K-C7010-FAB-1, N7K-C7010-FAN, N7k-C7018-FAB-1, N7K-C7018-FAN, Nexus 7000 Series Switches, Nexus 7010, Nexus 7010 cooling, Nexus 7010 fan module, Nexus 7010 Switch Fabric module, Nexus 7018 cooling, Nexus 7018 fan module, Nexus 7018 Switch airflow, Nexus 7018 Switch dissipates, Nexus 7018 Switch fabric module, Nexus Switches, NX-OS, Panduit, Panduit Net-Access 7018 Cabinets, physical difference about Nexus 7010 and 7018 Switches, SAN-OS, side to side airflow, special rack, sup1, Supervisor Engines

The other difference I have noticed between a Nexus 7010 and Nexus 7018 Switches is the way the cooling works. The Nexus 7010 and Nexus 7018 Switches are cooled using the fan trays which are found at the back of Nexus 7000 Series chassis. The Nexus 7018 Switch applies side to side airflow , the...


July 31, 2011  5:27 AM

Key differences between a Nexus 7010 and 7018 Switches – Series 2



Posted by: Yasir Irfan
1.2 Tb/s system bandwidth, 480 mpps system switching, 7018, 80 Gb/s and 60 mpps per slot, Cisco IOS, Cisco Systems, Data Center, differences between a Nexus 7010 and 7018 Switches, Fabric Card, key features of NX-OS, Linux, Linux based operating system, N7K-C7010-FAB-1, N7k-C7018-FAB-1, Nexus 7000 Series Switches, Nexus 7010, Nexus 7010 Switch Fabric module, Nexus 7018 Switch fabric module, Nexus Switches, NX-OS, Panduit Net-Access 7018 Cabinets, physical difference about Nexus 7010 and 7018 Switches, SAN-OS, sup1, Supervisor Engines

In my previous post I mentioned about the physical difference about Nexus 7010 and 7018 Switches, apart from physical differences there are some other...


July 30, 2011  6:31 AM

Key differences between a Nexus 7010 and 7018 Switches – Series 1



Posted by: Yasir Irfan
7018, Cisco IOS, Cisco Systems, Data Center, differences between a Nexus 7010 and 7018 Switches, key features of NX-OS, Linux, Linux based operating system, Nexus 7000 Series Switches, Nexus 7010, Nexus Switches, NX-OS, Panduit Net-Access 7018 Cabinets, SAN-OS

We all know the introduction of Nexus 7000 Series brought the revolution to Data Centers; Nexus 7000 Series Switches are quite different from the traditional Cisco Catalyst 6500 Series Switches.  Nexus 7000 Switches comes in two...


July 6, 2011  10:07 AM

The layer 3 link between Nexus 7010 and Cisco 6506 E Switches is frequently going down part 2



Posted by: Yasir Irfan
62.5/125 microns, Cisco Catalyst 6506 E Switches, Cisco Nexus 7010 Series Switch, Cisco Switches, Cisco Tips, Cisco X2-10GB-LX4, Cisco X2-10GB-SR Module, Fiber optic cable, fiber patch cord, multimode fiber optic cable, Network Technologies and Trends, Nexus 7000 troubleshooting, Nexus 7010, operational Receive Flow Contol state changed to off, operational speed changed to 10 Gbps 2011 Jun 12 09:05:49 VDC-Admin-CO01-, operational Transmit Flow Contol state changed to off, physical media, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet1/17 is down (Link failure), VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet1/17, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet1/17, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_UP: Interface Ethernet1/17 is up in Layer3, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-SPEED: Interface Ethernet1/17, wavelength


June 13, 2011  5:12 AM

The layer 3 link between Nexus 7010 and Cisco 6506 E Switches is frequently going down.



Posted by: Yasir Irfan
Cisco Catalyst 6506 E Switches, Cisco Nexus 7010 Series Switch, Cisco Switches, Cisco Tips, fiber patch cord, Network Technologies and Trends, Nexus 7000 troubleshooting, Nexus 7010, operational Receive Flow Contol state changed to off, operational speed changed to 10 Gbps 2011 Jun 12 09:05:49 VDC-Admin-CO01-, operational Transmit Flow Contol state changed to off, The layer 3 link between Nexus 7010 and Cisco 6506 E Switches is frequently going down., VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet1/17 is down (Link failure), VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet1/17, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet1/17, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-IF_UP: Interface Ethernet1/17 is up in Layer3, VDC-Admin-CO01-MB-1256-001 %ETHPORT-5-SPEED: Interface Ethernet1/17

We have Cisco Nexus 7010 working as a Core and Aggregation Switch. We have created two VDC one for Core and other one for Aggregation. One of Cisco 6506 E Switches connected as a distribution switch from Nexus 7010 Core Switch. Things were normal since its installation, suddenly one night we...


May 31, 2011  5:46 AM

Cisco Press announces the release of CCDA 640-864 Official Cert Guide,4th Edition



Posted by: Yasir Irfan
4th Edition, 802.11n, Amazon, auditing tools, borderless Networks, CAPWAP, CCDA, CCDA 640-864 Official Cert Guide, CCDA certification, CCDP, Cisco 500 Series Mobility Express, Cisco Certifications, Cisco Press, Cisco Systems, Designing enterprise campuses, eBook edition, Enterprise Campus 3.0, enterprise data centers, enterprise route redistribution, Ironport, Network design methodology, new DESGN exam, risk calculation, scalability, VPN using public networks, WebEx, wireless LANs

For those who are working on CCDA (640-864 ) there is good news, Cisco Press announced the release of CCDA 640-864 Official Cert Guide, 4th Edition. Currently this title is available in eBook edition the printed edition is expected by first of June. Currently the printed edition can be preordered...


May 31, 2011  5:29 AM

Thanks to Cisco Press User Group



Posted by: Yasir Irfan
CCNA, CCNA Security, CCNP, CCNP Switch, Cisco Certifications, Cisco networking technologies, Cisco News, Cisco Press, Cisco Press materials, Cisco Press User Group, Cisco Systems, leadership skills, Network Technologies and Trends, The Cisco Press Cisco User Group Program

Cisco Press continues to carry the motto of "Customer Satisfaction & support" of Cisco Systems, yeah you might be thinking being a publishing company how are they taking care of thousands of Certification aspirer. Cisco Press are helping hands by having a program called


May 30, 2011  5:06 AM

Cisco Application Networking Services Enable Network Intelligence – live interactive workshop



Posted by: Yasir Irfan
ACE, ACE Demo, ACE in the Virtual Data Center AVDC, application delivery solution, application optimization, Applications Challenges in the Data Center, Cisco Application Control Engine, Cisco Application Networking Services Enable Network Intelligence, Cisco Data Center experts, Cisco Events, Cisco Systems, content switching, Data Center, live interactive workshop, server load balancing, server offloading

Recently we got the Cisco Application Control Engine (ACE) in our Data Centre. The Cisco Application Control Engine (ACE) is a comprehensive application delivery solution that helps ensure application availability, accelerate application performance, and protect applications while simultaneously...


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