There are several methods for fixed IP addresses

Preface

At present, many enterprises have their own internal web servers and email service applications such as crying, ERP systems, video conferencing, and self-built DNS servers, enterprises all need public IP addresses with fixed IP addresses.

Solution

1. Optical fiber access method: In your existing business applications, you can select the bandwidth option of 2-mbps for optical fiber access;
2. DDN mode: it is laid through the physical line DDN, with high stability and real fixed IP addresses. 64k-2m bandwidth selection;
3. Leased line access: has been connected to the building, fiber laying, provide public ip, generally 2 m --- mbps bandwidth;
4. Static ADSL: A device is used to implement a public IP address based on the existing ADSL. Increase in bandwidth of ADSL 2 m, 3 M, and 5 m;