Download ccna software|gns software download | packet tracer download

The official site of Cisco offers only downloading  the most recent versions of Packet Tracer or gns . You cannot download older versions of the packet tracer from office website. Because days by days improve technology so increase version of simulation software like packer tracer and gns .we want to download latest  and oldest version of software then visit on netechbulls website .Netechbulls provide cisco and linux training in gurgaon...

How to Configure CISCO Router Password?

Passwords are used to restrict access to unauthorized user’s a CISCO router. Passwords can be given to the virtual terminal lines ,the aux line the console line. Moreover, password can be set privileged EXEC mode.

cisco-ios-restore-process-step-by-step-guide

Step 1. make sure you have a TFTP server on the network to which you have IP connectivity. Step 2 Router > enable(Enter) Router# Step 3 Router#copy tftp: flash: type IOS NAME type ip address of tftp server Step 4 open router Router#sh flash

10 VMware Interview Question and Ans.

1) What is VMware and what are their benefits? VMware provides different applications and software for virtualization.  VMware products are categorized into two levels, desktop applications, and Server applications. It is useful for: In VMware Running multiple operating systems and applications on a single computer/System. Consolidate hardware to get vastly higher productivity . It Save more than 50% of total cost spend on IT infrastructure. It simplifies IT management and...

OSI Model

OSI stands for Open System Interconnection is a reference model that describes how information from a software application in one computer moves through a physical medium to the software application in another computer. OSI consists of seven layers, and each layer performs a particular network function. OSI model was developed by the International Organization for Standardization (ISO) in 1984, and it is now considered as an architectural model for the inter-computer communications. Characteristics of OSI Model:...

Linux introduction

Linux is operating system .It is open source .It’s classification in to Ubuntu Fedora Linux Mint openSUSE PCLinuxOS Debian Mandriva Sabayon/Gentoo Arch Linux… plus Slackware  Puppy Linux… plus DSL Linux installation method the graphic installer, the text-based installer,  kickstart Basic Hardware requirement s of install RHEL7 32-bit x86 processor in at least @2GB Memory//50GB of disk space 64-bit x86 processor in at least @3GB of memory/50GB of disk space Basic Linux operating system map

How to configure OSPF in cisco Router ?

OSPF stand for Open Shortest Path First .It is a link-state routing protocol which is used to find the best path between the source and the destination router using its own Shortest Path First. It  is developed by Internet Engineering Task Force (IETF) as one of the Interior Gateway Protocol (IGP)  OSPF is a link-state routing protocol providing fast convergence and excellent scalability. Like all link-state protocols, OSPF is very...

How to configure EIGRP.

Eigrp stand for Enhanced Interior Gateway Routing Protocol .It is cisco property protocols and it s work on DUAL algorithm. Dual stand for Diffusing Update algorithms. How to work DUAL in eigrp for update routing tables in network. It determine the most efficient (least cost) route to a destination. How many tables create in EIGRP ? The neighbor table lists adjacent routers The topology table lists all the learned routes...