Category Archives: Technology

Blogs about technology (Programming, web development, and other computer/internet technologies, etc.).

Using Dell EqualLogic iSCSI Arrays for Remote Storage

Posted on September 17, 2012 by Humair

Dell EqualLogic storage can provide an easy and cost effective solution for adding remote storage to your virtualized environment. The PS Series Storage arrays can be a great solution as you can easily expand storage by combining multiple PS Series … Continue reading →

Posted in Dell EqualLogic, Dell Force10, iSCSI, Networking, Storage, Technology | Tagged Dell EqualLogic, Dell EqualLogic P6100XS, Dell EqualLogic PS Series, Dell EqualLogic storage, EqualLogic, EqualLogic array, EqualLogic P6100XS, EqualLogic PS Series, iSCSI, iSCSI storage, P6100XS, RAID 6, RAID-6 Accelerated, remote storage, SAN, SAS, serial attached SCSI, solid state disk, solid state disks, SSD, SSDs, storage, storage area network | 1 Comment

NVIDIA – Pushing the Limits of the GPU in “Batman: Arkham City” [Video]

Posted on September 16, 2012 by Humair

I wouldn’t say I’m a big “gamer,” but I do once in a while like to play video games more to see the advancements in graphics/compute technology than anything else. PC games are usually my choice as the quality seems … Continue reading →

Posted in DirectX, Game Programming, Games, NVIDIA, PC, Programming Languages, Technology | Tagged Ageia, Arkham City, Batman, Batman: Arkham City, collision detection, DirectX, ETH Zurich, Hardware Accelerated PhysX, hardware acceleration, NovodeX, NVIDIA, NVIDIA GTX, NVIDIA GTX 560M, physics engine, physics engine SDK, PhysX, realtime physics engine | Leave a comment

Updating Windows XP/Vista/7 Graphic Card Drivers

Posted on August 25, 2012 by Humair

If you are running Windows XP/Vista/7, you can find more info on the exact model of the graphic card by doing the following:

Posted in Graphic/Video Cards, Technology, Utilities, Windows, Windows 7, Windows Vista | Tagged DirectX, DirectX Diagnostic Tool, DxDiag, GeForce, graphic card, NVIDIA, NVIDIA GeForce, NVIDIA GeForce graphic card, Update driver, Update graphic driver, Update video driver, Windows 7, Windows Vista, Windows XP | Leave a comment

Advanced Private VLAN Configuration on Dell Force10 Switches

Posted on July 17, 2012 by Humair

In a prior lab, “Dell Force10 Z9000 – Creating Additional Layer 2 Isolation via Private VLANs“, I demonstrated some basics in regards to private VLANs. In this lab, I plan to go a little further and demonstrate how hosts in … Continue reading →

Posted in Dell Force10, Force10 Networks, Labs, Networking | Tagged Dell, Dell Force10, Dell Force10 S50V, Dell Force10 S60, Dell Force10 Z9000, Dell S50V, Dell Z9000, Force10, Force10 S50V, Force10 S60, Force10 Z9000, FTOS, private VLAN, private VLANs, private-vlan host, private-vlan trunk, PVLAN, PVLANs, S50V, S60, Z9000 | Leave a comment

Multi-Area OSPF – Redundancy, Route Summarization, and LSA Filtering

Posted on July 9, 2012 by Humair

In this lab, all routers except for R4 and R5 are Cisco 3725 routers [IOS 12.4(15)T10]. Routers R4 and R5 are Cisco 7200 routers [IOS 12.4(24)T]. Below is the network diagram for this lab.

Posted in Cisco, Labs, Networking, Protocols, Technology | Tagged ABR, Area Border Router, Cisco, Cisco 3725, Cisco 3725 router, Cisco 7200, Cisco 7200 router, Multi-Area OSPF, networking, Open Shortest Path First, OSPF, OSPF ABR, OSPF Area Border Router, OSPF redundancy, OSPF summary route, redundancy, summary route | 2 Comments

Dell Force10 Z9000 – Creating Additional Layer 2 Isolation via Private VLANs

Posted on July 7, 2012 by Humair

Private VLANs provide additional segregation capabilities within a VLAN. A private VLAN provides further layer 2 isolation between ports. A common example of private VLAN use is a hotel providing Internet access for patrons while at the same time preventing … Continue reading →

Posted in Dell Force10, Force10 Networks, Labs, Networking, Technology | Tagged community VLAN, Dell, Dell Force10, Dell Force10 S50V, Dell Force10 Z9000, Force, Force10, host port, isolated VLAN, layer 2 isolation, primary VLAN, private VLAN, private VLANs, promiscuous port, S50V, secondary VLAN, vlan, vlans, Z9000 | 2 Comments

802.1Q Trunking Between Cisco and Dell Force10 Switches

Posted on July 2, 2012 by Humair

In this lab I use a Dell Force10 S25P switch [FTOS 8.4.2.6] and a Cisco C3750 switch [IOS 12.2(25)SEE3] to demonstrate 802.1Q trunking.

Posted in Cisco, Dell Force10, Force10 Networks, Labs, Networking, Protocols, Technology | Tagged 802.1q, 802.1Q encapsulation, 802.1Q trunk, 802.1Q trunking, change default vlan, change native vlan, Cisco, Cisco C3750, default vlan, Dell Force10, Dell Force10 S25P, dot1q, etherchannel, Force10, hybrid, hybrid port, IEEE 802.1Q, Inter-Switch Link, isl, native, trunk, trunk encapsulation, Trunking, vlan, vlans, Voice over Internet Protocol, VOIP | 18 Comments

EIGRP – Advertising a Default Route to Neighbors

Posted on June 28, 2012 by Humair

In this lab I use five Cisco 7200 routers [IOS 12.4(24)T] to demonstrate how to advertise a default route to neighbors in EIGRP. Below is the network diagram for this lab.

Posted in Cisco, Labs, Networking, Protocols, Technology | Tagged advertise a default route to EIGRP neighbors, advertise default route to neighbors, Cisco 7200, Cisco 7200 router, default route, default-network, EIGRP, Enhanced Interior Gateway Routing Protocol, ip default-network | 3 Comments

Configuring eBGP Peers to Use a Loopback Interface

Posted on June 13, 2012 by Humair

In this lab, I use two Cisco 3725 routers [IOS 12.4(15)T10] to configure eBGP peers using loopback interfaces. Below is the network diagram for this lab.

Posted in Cisco, Labs, Networking, Protocols, Technology | Tagged BGP, BGP neighbor, BGP neighbors, BGP peers, Border Gateway Protocol, Cisco, Cisco 3725, Cisco 3725 router, cisco router, Configuring BGP, eBGP, eBGP peers, peers | 1 Comment

Configuring OSPF with Multiple Areas

Posted on June 1, 2012 by Humair

In this lab, I use three Cisco 3725 routers [IOS 12.4(15)T10] to demonstrate how to setup OSPF with multiple Areas. Below is the network diagram for this lab.

Posted in Cisco, Labs, Networking, Protocols, Technology, Troubleshooting | Tagged Area, Areas, Cisco, Cisco 3725, Cisco 3725 router, Multiple Areas, Multiple OSPF Areas, OSPF, OSPF area, OSPF Areas, router | Leave a comment