Cisco Provides different level of certifications for its products and general network topics. We have all ready examined CCNA certifications in the following tutorial. What is CCNA or Cisco Certified Network Associate? Cisco certification exams...
Cisco is very popular vendor in the IT network field. Cisco provides a lot of different type of solutions from access switch to SDN firewall. Cisco is penetrated to the network device market over the...
The network is an important part of the system administration. Because without a network the server has nothing to do. While administrating Linux servers troubleshooting network is very important. When a network problem occurs in...
DHCP stands for Dynamic Host Configuration Protocol. As its name suggests DHCP is used to provide configuration like Ip Address, Network Mask, Dns, Proxy, Bootp, Default Gateway etc. to the host. But the most know...
Gns3 very useful tool to simulate real networks and systems. In the first days of its Gns3 was simple Cisco IOS image emulator. But recent years its development has gained momentum. This made Gns3 a...
Hi, collecting logs are important. In my daily job, I am working with logs about a lot of systems like WMware, Application, Linux, Windows, Cisco, checkpoint, pfSense. Logs provide info about the system, application, etc....
Hi, today we will look to configure Cisco routers and switches with a password. It may be seen as trivial but very important for security because a lot of issues a password related. Network devices...
Today we will look for setting Cisco devices hostname and then disable domain lookup. The hostname is used to identify devices in a meaningful and easy way. Change Hostname First, we change the hostname to...
Hi, today we will look for some networking stuff. Up to now, I have not written any routing-related technical post. In this article, I am gonna show you some simple dynamic routing with RIP protocol....
Hi. Today we will look for changing the system time and prompt. You may think that what is the relation between system time and prompt, you are right there are no relation:). System time is...
