This document introduces the features and characteristics of the D820R ADSL2+ router
This user guide introduces the Tenda D820R ADSL2+ router, its hardware components, supported protocols, and basic features such as NAT, DHCP, and firewall. It also explains the LED indicators and the contents of the package.
The manual covers step‑by‑step installation, internet connection setups (PPPoE, PPPoA, static IP, bridge mode), advanced LAN and system services, firmware upgrade procedures, and includes an appendix with troubleshooting tips and a FAQ section. This manual is written in Chinese.
| Downstream rate | 24 Mbps |
|---|---|
| Upstream rate | 1 Mbps |
| Ethernet port | 10/100M Auto‑Negotation RJ‑45 |
| Voice port | RJ‑11 with voice splitter |
| Supported DSL standards | ADSL, ADSL2, ADSL2+ |
VPI (Virtual Path Identifier) and VCI (Virtual Channel Identifier) identify the ATM terminal for DSLAM and are usually provided by the ISP.
You need the connection protocol, user name, password, VPI/VCI values, encapsulation mode, and related parameters supplied by the ISP.
Contact a technical or after‑sales service engineer and download the correct upgrade package from the Tenda website.