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D-Link DWR-921 User Manual

D-Link DWR-921
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User Manual
DWR-921
4G LTE Router
October 2022

Table of Contents

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D-Link DWR-921 Specifications

General IconGeneral
VPN supportL2TP/PPTP/IPSEC
Ethernet LANYes
Cabling technology10/100Base-T(X)
Networking standardsIEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
Ethernet LAN data rates10, 100 Mbit/s
Ethernet LAN interface typeFast Ethernet
Wi-Fi bandNo
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Top Wi-Fi standardWi-Fi 4 (802.11n)
WLAN data transfer rate (max)150 Mbit/s
Ethernet LAN (RJ-45) ports4
DHCP client-
Antennas quantity2
Security algorithms128-bit WEP, 64-bit WEP, WPA, WPA2
CertificationCE, Wi-Fi
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 90 %
Product colorBlack, White
LED indicators3G, LAN, Power, WAN, WLAN
Weight and Dimensions IconWeight and Dimensions
Depth111.5 mm
Width190 mm
Height23.5 mm
Weight500 g

Summary

Chapter 3 Installation and Connection

Connecting to PC

Guides on how to connect the router to a PC via Ethernet or Wi-Fi adapters.

PC with Ethernet Adapter

Step-by-step instructions for connecting the router to a PC using an Ethernet cable.

PC with Wi-Fi Adapter

Instructions for connecting the router to a PC wirelessly via a Wi-Fi adapter.

Connecting to Web-based Interface

Instructions on how to access and interact with the router's web-based configuration interface.

Chapter 4 Configuring via Web-based Interface

Initial Configuration Wizard

Guides users through the initial setup and configuration of the router.

Selecting Operation Mode

Allows selection of the router's operating mode (Router, AP, Repeater, Client).

Router

Configures the router for wired ISP connections, acting as a primary router.

Creating LTE WAN Connection

Steps to establish a WAN connection using the built-in LTE modem.

Configuring Wired WAN Connection

Details on setting up various types of wired WAN connections.

Static IPv4 Connection

Configuration steps for a static IPv4 WAN connection.

Static IPv6 Connection

Configuration steps for a static IPv6 WAN connection.

PPTP + Dynamic IP or L2TP + Dynamic IP Connection

Configuring PPTP/L2TP connections with dynamic IP addresses.

PPTP + Static IP or L2TP + Static IP Connection

Configuring PPTP/L2TP connections with static IP addresses.

Configuring Wireless Network

Guides on setting up the router's Wi-Fi network name, password, and security.

Connections Setup

WAN

Configuration and management of Wide Area Network (WAN) connections for Internet access.

Creating Dynamic IPv4 or Static IPv4 WAN Connection

Steps to create a WAN connection using Dynamic or Static IPv4 addressing.

Creating Dynamic IPv6 or Static IPv6 WAN Connection

Steps to create a WAN connection using Dynamic or Static IPv6 addressing.

Creating PPPoE WAN Connection

Configuration for establishing a PPPoE WAN connection.

Creating PPTP, L2TP, L2TP Dual Stack, or L2TP over IPsec WAN Connection

Setting up PPTP, L2TP, and L2TP over IPsec WAN connections.

Creating PPPoE IPv6 or PPPoE Dual Stack WAN Connection

Configuration for PPPoE IPv6 and PPPoE Dual Stack WAN connections.

Creating Mobile Internet WAN Connection

Setting up a WAN connection using the built-in 3G/LTE modem.

LAN

Configuration of the router's Local Area Network (LAN) settings.

IPv4

Settings for the router's IPv4 address, DHCP server, and DNS records.

IPv6

Settings for the router's IPv6 address, DHCPv6 server, and DNS records.

VPN

IPsec

Configuration for establishing secure IPsec VPN tunnels for encrypted communication.

Wi-Fi

LTE Modem

Basic Settings

Displays LTE modem information and allows PIN code management.

Firewall

IP Filter

Creates and manages rules for filtering incoming and outgoing IP packets.

System

Configuration

Manages router settings, including password, language, and factory defaults.

Firmware Update

Updates the router's firmware and configures automatic update checks.

Local Update

Procedure for updating the router's firmware from a local PC file.

Remote Update

Procedure for updating the router's firmware remotely from the D-Link server.

Chapter 5 Operation Guidelines

Safety Rules and Conditions

Important safety instructions and conditions for proper and safe use of the device.

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