December 30, 2010  8:35 PM

What are key features and benefits NX-OS offers Series 1



Posted by: Yasir Irfan
128-bit Advanced Encryption Standard, Cisco Nexus 7000 Series Switches, Continuous system operation, CTS, data confidentiality, Data traffic, Etherchannel, IEEE 802.1AE link-layer cryptography, In-Service Software Upgrade, integrity, key features and benefits NX-OS, STP, Switches, VDC, Virtual Device Contexts, Virtual Port Channels (vPC)

Apparently the NX-OS includes some quite interesting kef features and benefit. In this post I will try to highlight few of those features. Some of them are as follows


December 30, 2010  8:31 PM

A brief overview of Cisco NX-OS



Posted by: Yasir Irfan
A brief overview of Cisco NX-OS, availability, Cisco Nexus 7000 Series switch, Cisco NX-OS, Cisco Storage Area Network Operating System, Data Center, data center-class operating system, IPv4, IPv6, management features, NX-OS, routing multicast, SAN-OS, Security, serviceability, Virtualization

No doubt Cisco Nexus 7000 Series switch is a better choose for Data Center so does the NX-OS. Cisco Systems built the NX-OS data center-class operating system with modularity, resiliency and serviceability as it foundation....


December 30, 2010  1:21 PM

Skype outage was caused by a bug in its client



Posted by: Yasir Irfan
p2p network, Servers, SKYPE, skype outage, Windows client.

In his blog post Lars Rabbe , Skype’s chief Information officer revealed that the recent Skype outage was caused by the peer-to-peer (P2P) network becoming unstable and suffering a critical...


December 30, 2010  1:06 PM

According to Shaw Wu,BlackBerry PlayBook launch may delay due to battery issues



Posted by: Yasir Irfan
Andriod, App Store, Apple, Blackberry, Blackberry playbook, Flash 10.1, HTML5, iPad, Kaufman Brothers analyst, QNX's mobile operating system, RIM, Samsung Galaxy tab

According to Kaufman Brothers analyst Shaw Wu, BlackBerry’s answer to iPad and Samsung Galaxy Tab, BlackBerry Playbook needs a re-engineering to improve its battery life. The Playbook is due to be released in...


December 29, 2010  5:27 AM

How to allocate physical interfaces to VDC in a Cisco Nexus 7000 Series switch?



Posted by: Yasir Irfan
32-port 10 Giga Ethernet Module (N7K-M132XP-12), 48-port 10/100/1000 I/O module (N7K-M148GT-11, allocate interface, Cisco Nexus 7010 Series Switch, Cisco NX-OS software, Cisco Systems, configuring Cisco Nexus 7000 Switch, Core Switches, Data Center, Data Center Switch, default VDC, Fabric Modules, Giga Ethernet, How to allocate physical interfaces to VDC in a Cisco Nexus 7000 Series switch, IP telephony, IPv4 router memory, IPv6 router memory, mission-critical, N7K-D132XP-15 module, Network, Nexus 7000 Configuration, Nexus 7000 Series Switches, port-channels, power supplies, show vdc, show vdc details, show vdc membership, SPAN sessions, Supervisor Modules, Ten Giga Ethernet interface, VDC, VDC1, Virtual Device Contexts

  To allocate physical interfaces to VDC from the config terminal mode type the VDC name and then allocate the physical interfaces as shown below by using the command "allocate interface" N7000-ITKE01#configure t   Bookmark and Share     0 Comments     RSS Feed     Email a friend


December 28, 2010  5:44 AM

How to configure VDC in Cisco Nexus 7000 Series switch?



Posted by: Yasir Irfan
Cisco Nexus 7010 Series Switch, Cisco NX-OS software, Cisco Systems, Core Switches, Data Center, default VDC, Fabric Modules, Giga Ethernet, How to configure VDC in Cisco Nexus 7000 Series switch?, IP telephony, mission-critical, Network, Nexus 7000 Series Switches, power supplies, show vdc, show vdc details, Supervisor Modules, Ten Giga Ethernet interface, VDC, VDC1, Virtual Device Contexts, What is Virtual Device Contexts (VDC) in Nexus 7000 Series Switches

In my


December 27, 2010  6:22 AM

What is Virtual Device Contexts (VDC) in Nexus 7000 Series Switches?



Posted by: Yasir Irfan
Cisco Nexus 7010 Series Switch, Cisco NX-OS software, Cisco Systems, Core Switches, Data Center, default VDC, Fabric Modules, Giga Ethernet, IP telephony, mission-critical, Network, Nexus 7000 Series Switches, power supplies, Supervisor Modules, Ten Giga Ethernet interface, VDC, VDC1, Virtual Device Contexts, What is Virtual Device Contexts (VDC) in Nexus 7000 Series Switches

  The Virtual Device Contexts (VDC) is a new feature introduced in Cisco Nexus 7000 NX-OS, so does it happens to be the first Data Center Switch to provide Virtual Device Contexts (VDC) capabilities. The Virtual Device Contexts (VDC) allows a


December 26, 2010  5:46 AM

What happened to Ten Giga Ethernet interface in Nexus 7000 Series Switch?



Posted by: Yasir Irfan
Cisco Catalyst 6500 Series, Cisco Nexus 7010 Series Switch, Cisco NX-OS software, Cisco Systems, Core Switches, Data Center, Giga Ethernet, IP telephony, Juniper, mission-critical, Network, Network Technologies and Trends, Nexus 7000 Series Switches, Nortel, Ten Giga Ethernet interface, What happened to Ten Giga Ethernet interface in Nexus 7000 Series Switch

 Our Network Infrastructure is currently being under major revamp. We are expanding our Data Center as well our enhancing our services to our customers with the introduction of IP telephony, better internet speed and of course better systems. When we started planning for this project lot of...


December 21, 2010  5:29 AM

What is GLBP and how it can be configured in Cisco Devices? – Series 2



Posted by: Yasir Irfan
active virtual forwarder, active virtual gateway, and how to configure Gateway Load Balancing Protocol (GBLP) in Cisco Routers and Cisco Catalyst Switches, and Supervisor 720 with IOS Release 12.2(17a) SX4, AVF, AVG, backup or secondary virtual forwarders, Catalyst 6500 Supervisor 2, CCNP 642-813 Exam, CCNP tips, Cisco Catalyst Switches, Cisco proprietary protocol, Cisco Routers, Gateway Load Balancing Protocol, GBLP, Host-Dependent, Hot Standby Routing Protocol, how Gateway Load Balancing Protocol (GLBP) does load balancing, HSRP, IOS Release 12.2(14) SY4, Load balancing algorithms, load balancing techniques, Round Robin, Routers, Switches, Virtual MAC address, virtual MAC addresses, Virtual Router Redundancy Protocol, VRRP, Weighted, What is GLBP and how it can be configured in Cisco Devices? - Series 1

  In my previous post I was discussing about Gateway Load Balancing Protocol (GLBP), now let's see how Gateway Load Balancing Protocol (GLBP) does...


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