About This User Manual; Typographical Conventions - D-Link DSR-250N User Manual

Unified Services Router
empowering your mobile users by providing remote access to a central
corporate database. Site-to-site VPN tunnels use IP Security (IPsec) Protocol,
Point-to-Point Tunneling Protocol (PPTP), or Layer 2 Tunneling Protocol
(L2TP) to facilitate branch office connectivity through encrypted virtual links.
The DSR-250N, DSR-500(N) and DSR-1000(N) support 25, 35 and 75
simultaneous IPSec VPN tunnels respectively.

Efficient D-Link Green Technology
As a concerned member of the global community, D-Link is devoted to
providing eco-friendly products. D-Link Green WiFi and D-Link Green
Ethernet save power and prevent waste. The D-Link Green WLAN scheduler
reduces wireless power automatically during off-peak hours. Likewise the D-
Link Green Ethernet program adjusts power usage based on the detected cable
length and link status. In addition, compliance with RoHS (Restriction of
Hazardous Substances) and WEEE (Waste Electrical and Electronic Equipment)
directives make D-Link Green certified devices the environmentally responsible
choice.

Support for the 3G wireless WAN USB dongle is only available for DSR-1000 and
DSR-1000N.

1.1 About this User Manual

This document is a high level manual to allow new D-Link Unified Services Router
users to configure connectivity, setup VPN tunnels, establish firewall rules and
perform general administrative tasks. Typical deployment and use case scenarios are
described in each section. For more detailed setup instructions and explanations of
each configuration parameter, refer to the online help that can be accessed from each
page in the router GUI.

1.2 Typographical Conventions

The following is a list of the various terms, followed by an example of how that term
is represented in this document:
 Product Name – D-Link Unified Services Router.
o Model numbers DSR-500/500N/1000/1000N
 GUI Menu Path/GUI Navigation –
 Important note –
Monitoring > Router Status

11
User Manual