D-link dsl-520t, dsl-2640t, dsl 2540t QUICK INSTALLATION GUIDE [de]

DSL-2542B HIGH-SPEED ADSL BROADBAND

ADSL2+ 4-PORT MODEM ROUTER

HIGH-SPEED INTERNET

CONNECTION

Latest ADSL2+ standard allows for

high Internet transmission rates

EXTENDED SECURITY PROTECTION

Extensive list of ﬁrewall features including SPI and DoS

for ﬁrewall protection against Internet attacks

QUALITY OF SERVICE (QoS)

Multiple DiffServ priority queues for

smooth VoIP trafﬁc and streaming of

multimedia

ULTIMATE INTERNET CONNECTION FOR HOME & OFFICE

The DSL-2542B ADSL Modem Router is an affordable high-performance router ideal for the home and small ofﬁce. With its integrated ADSL2/2+ supporting high download speeds of 24Mbps, Quality of Service (QoS), extensive ﬁrewall protection and 4-port built-in switch, this router provides all the essentials that a home or small ofﬁce would need to establish a secure and high speed remote link to the outside world.

EXTENSIVE FIREWALL FEATURES FOR ADDED INTERNET DEFENSE

Security features prevent unauthorized access of Internet intruders from entering your home or small ofﬁce network. This router provides ﬁrewall security using Stateful Packet Inspection (SPI) and Denial of Service (DoS) attack protection. SPI inspects the contents of all incoming packet headers before deciding what packets are allowed to pass through. Router access control is provided with packet ﬁltering based on port and source/destination MAC/IP addresses.

QUALITY OF SERVICE FOR SMOOTH TRAFFIC

Quality of Service (QoS) supports multiple priority queues to enable a group of home or ofﬁce users to experience the beneﬁt of smooth network connection of inbound and outbound data without concern for trafﬁc congestion. This router’s QoS support allows users to enjoy high ADSL transmission for applications such as VoIP, streaming multimedia and online games.

DSL-2542B

WHAT THIS PRODUCT DOES

This 4-port ADSL modem router connects to the

Internet using an integrated high-speed ADSL2+

interface, and allows multiple computers, at

home or the ofﬁce, to share high-speed Internet

connection. The router provides ﬁrewall protection

and QoS for secure and smooth online gaming, voice

communications and downloading of photos, ﬁles,

music and video over the Internet. 4-built-in LAN ports

provide ready connection to 4 computers through the

Ethernet cables.

DSL-2542B HIGH-SPEED ADSL BROADBAND

RJ-11 ADSL Port

To Phone Line

To Computers, Print Sever, Wireless AP

10/100 BASE-TX Ethernet Ports

4 RJ-45

Reset Button To Factory Default Conﬁguration

DSL-2542B

Power Socket To Power Adapter

GET HIGH-SPEED ADSL SPEED

Ready ADSL connection, with up to 24Mbps

downstream and 1Mbps upstream, this router allows

you to do all of your favorite things on the Internet.

Watch TV, listen to live music, play games, and

experience clear Internet phone calls. Now, smooth

streaming multimedia and VoIP voice are possible at

home and in the ofﬁce through a simple connection

to this router.

TECHNICAL SPECIFICATIONS

DEVICE INTERFACES

+ RJ-11 ADSL port + 4 RJ-45 10/100BASE-TX Ethernet ports

with auto MDI//MDIX

ADSL STANDARDS

+ ADSL standards: Multi-mode, ANSI

T1.413 Issue 2, ITU-T G.992.1 (G.dmt) Annex A, ITU-T G.992.2 (G.lite) Annex A, ITU-T G.994.1 (G.hs)

+ ADSL2 standards: ITU-T G.992.3 (G.dmt.

bis) Annex A/L/M ITU-T G.992.4 (G.lite.bis) Annex A

+ ADSL2+ standards: ITU-T G.992.5 Annex

A/M

ADSL DATA RATES

+ G.dmt: 8Mbps downstream, 832Kbps

upstream

+ G.lite: 1.5Mbps downstream, 512Kbps

upstream

+ ADSL2: 12Mbps downstream, 1Mbps

upstream

+ ADSL2+: 24Mbps downstream, 1 Mbps

upstream

ATM & PPP PROTOCOLS

+ ATM Adaption Layer type 5 (AAL5) + Bridged or routed Ethernet

encapsulation + VC and LLC based multiplexing + MAC Encapsulated Routing + ATM Forum UNI3.1/4.0 PVC + ATM Cell Format ITU-T Rec. I.361 + PPP over Ethernet (PPPoE) + PPP over ATM (RFC 2364) + PPP over Ethernet (PPPoE) + PPP Link Control Protocol (LCP) + Internet Protocol Control Protocol

(IPCP) + PPP Authentication Protocol (PAP) + PPP Challenge Handshake

Authentication Protocol (CHAP) + Microsoft PPP CHAP extensions

ROUTER FEATURES & NETWORK PROTOCOLS

+ Ethernet to ADSL Self-Learning

Transparent Bridging + Internet Control Message Protocol

(ICMP) + Network Address Translation (NAT), IP

Static Routing + NAT ALG (optional): MSN/AOL/Yahoo Messenger, FTP,

SNMP, CUSEEME, Real Audio, MIRC,

SIP, ICQ, games + Dynamic Host Conﬁguration Protocol

(DHCP); DHCP server, client, and relay + SNTP, DNS Relay, DDNS proxy and

IGMP proxy

FIREWALL /ACCESS SECURITY

+ BNAT ﬁrewall + MAC Filtering + Packet Filtering + URL Content Filtering (keyword

ﬁltering) + Domain Blocking + Stateful Packet Inspection (SPI) + Denial of Service prevention (DoS) + Intrusion Detection System/Log + User Authentication PAP + User Authentication CHAP + DMZ

VIRTUAL PRIVATE NETWORK

Multiple IPSec/PPTP/L2TP pass-through

CONFIGURATION/MANAGEMENT

+ Easy Installation Wizard + Web-based GUI conﬁguration + 3-level login control for local/remote

management + Firmware upgraded, conﬁguration

data uploaded and downloaded via

Web-based GUI + TFTP for ﬁrmware, conﬁguration ﬁles

and image ﬁles upgrade and download + TFTP server and client + Code Lock to prevent from improper

ﬁrmware upgrade through UI, TFTP,

and TR-069 + Telnet/SSH access for conﬁguration

(optional) + Telnet/SSH access for conﬁguration

(optional) + Local access via console (optional) + ADSL/ADSL2/ADSL2+ manual

selection and auto fallback + Auto VPI/VCI detection + Conﬁguration backup and restore + Diagnostics + Log & Trace function

+ SNMP v.1 and v.2c with MIB-I and

MIB-II (optional)

+ TR-069 compliant with ACS (optional)

QUALITY OF SERVICE

+ Trafﬁc Prioritization/Classiﬁcation + Port-based priority + 802.1p/q (0-7) priority + DiffServ-Codepoint IPQos (TOS) + Application port-based priority + User-deﬁned priority (TCP/UDP/ICMP) + 4 priority queues per PVC + Trafﬁc Shaping + Bandwidth Control (64K/128K/256K/

512K) + PVC/VLAN + IGMP Snooping

POWER

+ Through 12VAC 1.2A external power

adapter + Dying Gasp (optional) + Factory reset button

OPERATING TEMPERATURE

0˚ C to 40˚ C

STORAGE TEMPERATURE

-20˚ C to 70˚ C

OPERATING HUMIDITY

-5% to 95% non-condensing

EMISSION (EMC/EMI)

+ FCC Part 15 Class B + CE (EN55022/EN55024)

TELECOM

+ CE TBR-21 + FCC Part 15 B + A-Tick

SAFETY

+ CSA International: CSA60950-1,

EN60950-1, IEC60950-1, UL60950-1 + CE LVD EN60950-1

OTHERS

RoHS compliant

Release 01 (Nov. 2007)