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A Preliminary Study on Huawei and Cisco IPv6. The Global IP address of link-local address in IPV6 is not enough, and IPV6 is gradually launched. You don't need to talk about the benefits of IPv6, such as supporting IP Security, for example, not

Application of ACL in and out: www.2cto.com R1 S1/1 ip address 192.168.1.1 lo0 1.1.1.1R2 S1/0 192.168.1.2 S1/1 192.168.2.1R3 S1/0 192.168.2.2 S1/1 192.168.3.1 and above lo0 (1.1.1.1) of R1) network Segment cannot access R3 Method 1: apply

Currently, for communication analysis of applications on mobile devices, HTTP layer data packets can be captured and changed using web Proxy tools, the underlying data packets must be analyzed in real time and visually (non-real-time tcpdump can be

Many people like to complain about the lack of real-machine labs and the poor support of simulators. I don't think so. The potential of the simulator is infinite. Wait for you to explore it. The original topology of www.2cto.com described the

TCP details: TCP Data Interaction 2: TCP data interaction as mentioned earlier, TCP is a reliable protocol, because there is a data arrival confirmation mechanism between the sender and the receiver, if the sender does not receive a confirmation

ARP Protocol notes(I) ARP Definition ARP (Address Resolution Protocol), Address Resolution Protocol, resolve the IP Address to a MAC AddressFor example, 192.168.1.1-> 00-1E-37-44-86-5E. If a computer uses a data frame for communication within the

VTP Protocol and its configuration VTP Protocol (VLAN Trunk Protocol) are the role of Cisco private Protocol: from a control point (that is, the server in VTP) maintain the composition of working VTP domains such as adding, deleting, and renaming

The main control functions of the IP layer of the ICMP Control Packet protocol include error control, congestion control, and route control. If an error occurs during IP packet transmission, the IP protocol does not have an internal mechanism to

Which layers does the OSI/RM model contain and the main functions of each layer the OSI/RM model contains seven layers: the Application Layer directly provides the service transport layer for your applications to provide services for communications

The ospf protocol for layer-3 devices is only suitable for small networks because of the 16-hop limitation of the rip Protocol and other reasons in the information interaction between different network segments. Therefore, ospf protocol has been

Subnet division summary there are a lot of questions about subnet division on the Internet, which is also very detailed, that is, a little too complicated. So here I will make a summary based on my own understanding... The benefits of subnet

Existing p2p protocol classification and introduction (I) Common p2p protocols 1. napster: the world's first large-scale p2p application network; centralized and collapsed. Napster, a popular sharing service at the time, is mainly used to find mp3

TCP/IP quickly understands that TCP/IP is a communication protocol for the Internet. Computer Communication Protocols are descriptions of the rules that computers must comply with in order to communicate with each other. What is TCP/IP? TCP/IP is a

TCP/ip three-way handshake Protocol analysis TCP (Transmission Control Protocol) Transmission Control Protocol TCP is the Transmission Control Protocol of the host to the host layer, providing reliable connection services, establish a connection

Notes on data communication and network-channel-based access is a method for multi-channel access. In this method, different sites are in time, the available bandwidth of the link is shared in frequency or by encoding. Three channelized protocols

The connection and difference between SNMP V1 and V3. SNMP is a protocol used to manage nodes on the network (including workstations, routers, switches, hubs, and other peripheral devices ). SNMP is an application protocol that uses UDP

Vpn Principle and Implementation-generally, openvpn implements Security Based on openssl, but it is not an sslvpn in the traditional sense. It is just a common vpn that works on the ip layer rather than the transport layer. Vpn has two meanings: v,

Hercules enables the TCP/IP FTP serviceTest objectives:Hercules enables TCP/IP so that the PC and Hercules host groups can be built into a LAN to implement FTP, DB2 DRDA, and so on.Test Configuration:PCIP: 192.168.0.113MAC:

Cisco dual-ISP line access, link automatic switch solution recently received a project, the customer headquarters in Huizhou, the branch in Hong Kong, the Hong Kong Branch has an ERP server and mail server, the Headquarters egress is the leased line

TCP connection establishment process and TCP connection termination process 1. TCP connection establishment process-"three handshakes" (1) when the client wants to communicate with the server over TCP, the system first sends a SYN synchronization