The DSL-2500U ADSL2+ modem router is a high-performance ADSL device for home and small office. With integrated ADSL2/2+ supporting up to 24Mbps download speed, firewall protection and Quality of Service (QoS), this router provides all the essentials that a home or small office needs to establish a secure and high-speed remote link to the outside world.
The router provides firewall security using Stateful Packet Inspection (SPI) and Denial of Service (DoS) attack protection.
Features:
Interfaces
- ADSL: 1 port with an RJ-11
- LAN: a 10/100BASE-TX Ethernet port with RJ-45 connector with auto MDI / MDIX cross
ADSL standards
- ADSL: full rate 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: ITU-T G.992.3 (G.dmt.bis) Annex A / L / M, ITU-T G.992.4 (G.lite.bis) Annex A.
- ADSL2 +: ITU-T G.992.5 Annex A / L / M.
Types of WAN-connection
- PPPoA
- PPPoE
- IPoE
- IPoA
- Bridge
Minutes of ATM / PPP
- Encapsulation of Ethernet in bridge and router modes
- Multiplexing-based VC / LLC
- ATM Forum UNI3.1/4.0 PVC (up to 8 PVC)
- ATM Adaptation Layer Type 5 (AAL5)
- The principles and functions of OAM ITU-T I.610, including the F4/F5 loopback
- ATM QoS
- PPP over ATM (RFC 2,364)
- PPP over Ethernet (PPPoE)
- Support for Keep-alive for the PPP-protocol
Network Protocols and Features
- Static IP-Routing
- The mechanism of NAT
- DHCP-server/klient/relay
- DNS relay
- Dynamic DNS (DDNS)
- UPnP
- VLAN support
- IGMP proxy
Firewall and Access Control
- NAT firewall
- Monitor the status of connections (SPI)
- URL-Filter
- Packet filtering (IP / ICMP / TCP / UDP)
- Virtual Servers
- Prevent DoS-attacks
- Intrusion detection and recording of events
- Technology to protect DMZ
- Supports Port Triggering
QoS
Configuring and Managing
- Web-based configuration and management in two languages (Russian and English)
- Access to TELNET
- Update the router's internal software through a web-based interface
- Save and load configuration
- Support for remote logging
- Automatic synchronization of system time with NTP-server
Warranty
2 year company provided
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Please verify the specifications at the time of purchase. No claim whatsoever would be accepted in case of specification error/mismatch, once the product is sold.