For enterprises, having a good network environment is very effective for improving office efficiency. However, selecting the access method has become a major challenge for enterprise IT supervisors and O & M personnel. The following describes the common centralized leased line access methods and their features.
Leased line access type:
1. PCM leased line access
① Multiple services can be provided to users.
② The cost of using the line is relatively low; the interface is rich to facilitate the user to connect to the internal network;
2. ddnleased line access
① The graphic network management system can collect faults in the network in real time for Fault Analysis and locating
② Ddnleased line communication is highly confidential and especially suitable for the needs of finance and insurance customers
3. optical fiber access
① Long transmission distance, fast transmission speed, and low loss;
② In the communication line, the number of relay stations can be reduced, the communication quality is improved, and the anti-interference capability is strong;
4. ADSL leased line access
ADSL leased line access is another method of ADSL access. Unlike the virtual dialing method, it adopts a connection method similar to the leased line. After you connect to and configure the adsl modem, set the corresponding TCP/IP protocol, network parameter IP address, mask, and gateway in the network settings of your PC. The IP address and gateway are allocated by the local terminal in advance, the client and the local server automatically establish a link. Therefore, the leased line access mode of ADSL is similar to a leased line with fixed IP addresses and automatic connections. Of course, its speed is much faster than that of some low-speed leased lines.
Features of leased line access:
1. Dedicated leased line, 24-hour online: Two-Way Data Synchronization transmission, fast Internet access, stable quality, low packet loss rate, more secure,
2. Local self-maintenance Website: publish more information on the website to provide better prerequisites for E-buainess.
3. controllable operation costs: Internet access fees are charged on a monthly basis, which can minimize network operation costs.
Leased Line service scope:
Leased line services are mainly used for user LAN Interconnection: or quick Internet browsing.
You can select a 64 kbps-2mbps speed as needed. Secure transmission of data, voice, images, and other spare parts through an interconnected leased line: enables resource exchange and sharing between companies and departments. By having a fixed and exclusive IP address, you can create your own Mail-Server, Wed-Server, and other servers as needed, and establish your own VNP business through the Internet.
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