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  Two-line access technology for Cisco Routers In some cases, we need to implement dual-line access to ensure stable operation of the network and ensure reliable service quality. The following steps can be taken: 1. Configure the IP address of the

I won't talk about the configuration. Read the previous blog!1. propagation of CE and pe vrf private networksThe IPV4 route in the CE global route table is transmitted to the corresponding VRF route table of PE through the routing protocol (such as

What are the conditions for the bandwidth of a qualified switch's backboard? For the bandwidth standard of the switch's backboard, netizens have their own preferences. The following describes the conditions that the switch's backboard bandwidth

If you want to connect to the Internet through the LAN of the FAST router through a cat, the main device is the router. A router can be divided into a wired router and a wireless router. The biggest difference between the two is that a wireless

The "vro mode" and "NAT mode" in the router connected to the optical fiber have been working for a long time today, which wastes a lot of time and is stuck in the working mode of the WAN interface of the router. WAN: optical fiber, static IP address.

[Lab environment] Cisco Packet Tracer 5.3.2 [PURPOSE] Do not describe the basic commands of Cisco IOS too much. Focus on learning Common Cisco IOS skills to improve the efficiency of subsequent experiments. [Experiment topology] Lab procedure] 1.

In the previous article, we have explained how to install the Telnet server. Here we will analyze the process of installing the Telnet client. First, let's take a look at the specific environment for running this operation. Install the Telnet Client

Magnific Popup is a free responsive jQuery Lightbox plug-in. Compared to other diverse Lightbox plug-ins, Magnific Popup focuses on performance and provides users with the best experience on different devices and is compatible with Zepto.

We also talked about the SIP Protocol and related SIP protocol stack. In this paper, we propose a software structure and design implementation scheme of the software telephone based on the SIP protocol. this solution is based on the embedded Windows

Network protocols are the foundation of the Internet. Therefore, we need to understand network protocols in many ways and from multiple perspectives. Because of the large number of network protocols, each protocol has its own functions and functions.

DHCP Server Load balancer is particularly concerned in some enterprises. Here, we will provide the Cisco DHCP Server Load balancer solution and provide you with the following reference. In large-scale data exchange over networks, especially for

Google's Gmail has been open for a long time. Its feature is its large capacity, which is now 2 GB. It is a waste of such a large capacity to receive and send emails. Some people who are interested have already used the Gmail plug-in to convert

Faults in computer networks are inevitable. Network fault diagnosis is an important task in network management. Generally, when the network encounters a connectivity fault such as information failure and cannot browse the Web, the fault phenomenon

Wireless AP configuration planning (wireless devices automatically roam between multiple APs)   In wireless roaming, the configuration of Wireless AP is basically the same as that of common Wireless AP, but you should pay attention to the following

As we all know, OSPF is the most widely used IGP on the Internet, while NSSA is a new attribute generated during the development of this Protocol, her full name is "not-so-stubby" area, a humorous name. To understand the characteristics of this

How to perform the three-way handshake of SYN, FIN, ACK, PSH, RST, and urg tcp in TCP Packets: the sender sends a packet with SYN = 1, ACK = 0 to the receiver, this is the first handshake between requests. If the receiving end receives the request

Traceroute command usage instance traceroute is the routing tool used to track data packets arriving at the network host. traceroute is the gateway tool used to send data packets between the host and the target host. The principle of traceroute is

I read an article about Virtualization of Linux servers over the weekend. This paper tests the performance of several major open-source virtual products, just in line with the isolation performance of several different virtual technologies that I

This article mainly describes the influence of off-line crosstalk on data center cabling. The out-of-Line crosstalk of twisted pair wires is not a new thing. As early as 10 years ago, some people proposed this concept. At that time, due to the

The development of the network puts forward new requirements for Optical Fiber No matter how the next generation network develops, it will surely reach three levels: the IP address world at the service layer, the light world at the transmission