DSL-2540U/BRU (ANNEX B)EOL EOS

ADSL2+ (Annex B) Router
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Description

Affordable solution for high-speed connectivity for your home or small office
The DSL-2540U/BRU/C3B ADSL2+ router is ann affordable, high-performance device for home and small office. With the use of ADSL2/2+ standard at the speed of up to 24Mbps downstream, QoS engine, advanced firewall features and built-in 4-port switch, this router allows you to organize safe and high-speed Internet connection for your home or small office.
Advanced firewall features to ensure safe operation in the Internet
Security features help to prevent unauthorized access by malicious users to the home and office network via the Internet. DSL-2540U/BRU/C3B provides firewall security using Stateful Packet Inspection SPI, keeps minutes of hacker attacks, such as denial of service - DoS. Before transferring data to the internal network SPI inspects the contents of all incoming packet headers. Access control is provided with packet filtering based on MAC/IP addresses of the source and the receiver.
QoS functionality to ensure a good quality of transmission
The router supports multiple priority queues for group home and office users, providing reliable data connection and giving the opportunity to avoid issues with traffic congestion. QoS support provides a more efficient data transfer applications that are sensitive to delay, such as VoIP, streaming multimedia and on-line games on the Internet.

General features

Interfaces
• 1 RJ-11 ADSL port
• 4 RJ-45 10/100BASE-TX Ethernet LAN ports with automatic polarity MDI/MDIX
ADSL standards
• ADSL: ANSI T1.413-1998 Issue 2; ITU G.992.1 Annex B
• ADSL2: ITU G.992.3 Annex B
• ADSL2 +: ITU G.992.5 Annex B
THE DEVICE IS COMPATIBLE ONLY WITH THE LINES OF ANNEX B
ADSL data rate
• G.dmt: 8 Mbit/s downstream, 832 Kbit/s upstream.
• G.lite: 1.5 Mbit/s downstream, 512 Kbit/s upstream.
• ADSL2: 12 Mbps/s downstream, 1 Mbit/s upstream
• ADSL2+: 24Mbps/s downstream, 1 Mbit/s upstream
Protocols ATM/PPP
• Multiprotocol Encapsulation over AAL5
• Encapsulation of Ethernet Bridged and routed
• LLC-based multiplexing and virtual circuit (VC-based multiplexing)
• ATM Forum UNI3.1/4.0 PVC
• The format of the cell ATM ITU-T Rec.I.361
• PPP over Ethernet (PPPoE)
• PPP over ATM
• PPP Link Control Protocol (LCP)
• Internet Protocol Control Protocol (IPCP)
• Authentication Protocol PPP (PAP)
• PPP Challenge Handshake Authentication Protocol (CHAP)
• Microsoft PPP CHAP
Network Protocols
• Ethernet to ADSL Self-Learning Transparent Bridging
• Internet Control Message Protocol (ICMP)
• Network Address Translation (NAT), static IP routing
• NAT ALG (optional): MSN/AOL/Yahoo Messenger, FTP, CUSEEME, Real Audio, MIRC, SIP, ICQ, games
• Dynamic Host Configuration Protocol (DHCP): DHCP server/client/relay
• SNTP, DNS Relay, DDNS Proxy and IGMP Proxy
Firewall/Security Access
• MAC address filtering
• Packet filtering (IP/ICMP/TCP/UDP)
• Stateful Packet Inspection (SPI)
• Prevent DoS attacks
• Intrusion detection and event logging
• PAP User Authentication
• CHAP User Authentication
VPN
• Multiple IPSec/PPTP/L2TP pass-through
Configuration/Management
• Easy-to-use setup wizard
• Web-based management interface
• 3 levels of user accounts for local/remote control
• Firmware update via web-based interface/TFTP, saving/restoring configuration
• TFTP server/client
• Prevention of unauthorized software updates through the user interface, TFTP, TR-069
• Implementation of configuration through Telnet/SSH (optional)
• Local access through the console (optional)
• Auto Fallback
• Automatic detection of VPI/VCI
• Manual selection ADSL/ADSL2/ADSL2+
• Configuration backup and recovery
• Diagnosis
• Log & Trace
• MIB-I, MIB-II optional
• TR-069 (ACS optional)
QOS
• Traffic prioritization/classification
• Portbased prioritization
• 8 802.1p/q priority queues
• DiffServ-Codepoint IPQoS (ToS)
• Port-based application priority
• User-defined priorities (TCP/UDP/ICMP)
• 4 priority queues on PVC
• Traffic Shaping
• Bandwidth Management (64K, 128K, 256K, 512K)
• PVC/VLAN
• IGMP Snooping


Power
• Input: 100-240V AC, 50/60Hz
• Output: 12V DC/0.7A
• Reset to factory default settings
Dimensions
• 172 x 133 x 33mm
Operating temperature
• 0° to 40°C
Storage temperature
• -20°C to 70°C
Humidity
• 5% to 95% non-condensing
Certifications
• FCC Part 15 Class B
• CE
Safety
• CSA International: CSA60950-1, EN60950-1, IEC60950-1, UL60950-1
• CE LVD EN60950-1

Certificates

Order info

DSL-2540U/BRU/C3B ADSL2+ (Annex B) Router

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DSL-2540U/BRU (ANNEX B)
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