There are 2 channels internal network in the company, FW1 and FW2 set as enterprise dual output firewall, internal network runs OSPF contract with firewall, output firewall works as load sharing, Vlan 10 through AR1, Vlan 20 trough AR2.

When someone talk about Cisco router, or Cisco switch with me, I’m very confused about this. Router? Switch? What are they? What are they used for? Oh, My Lady Gaga, complicated.

​Nowadays, people must be familiar with the router. At that time, the router was popular and purchased by many people. This article is mainly about Cisco routers, which are an integrated multi-service router, a welfare integrated service network router, and a rewarded network router. So what are the advantages of Cisco routers? What is the price? how to choose? Follow the small series to find out.

Status: The network room gateway is a separate cisco 3750G switch. Once the physical device has problems, the entire network will be at risk.

The Cisco Catalyst 2960 series switches and routers provide services for conventional office, branches, workspaces, medium-sized deployments and infrastructure networks.

Due to price and functionality, there are many different models of Cisco routers. Here we simply divide the cisco router types into low-end and high-end products.

VLANs are a mechanism to allow network administrators to create logical broadcast domains that can span across a single switch or multiple switches, regardless of physical proximity. This function is useful to reduce the size of broadcast domains or to allow groups or users to be logically grouped without the need to be physically located in the same place.

Are you confused if I need a switch or router for the wireless network? Don't worry, here we tell you the 5 difference between switch and router.

The Cisco router is the world's leading router brand. It contains 6 modes:Normal mode,Privilege mode, Global mode, Port mode, Line mode and Routing engine mode. Let's describe how to enter and exit these modes.

There are too many types and models of switches in the market. We have talked about the difference between core switches and common switches. Here we will give you a detailed introduction to the core switches and common switches, so you can choose the right switch to meet your needs.

It is common for the switch to forget the password. It is important to forget the password. It is important to forget how to reset it. Here is how to reset the password for the Cisco 3750 switch.

First, the hardware structure of the Cisco switch