User manual

DSL-2520U ADSL2/2+ Router with USB and Ethernet Ports
User Manual
Overview
Network Protocols and Functions:
• Static IP routing
• NAT
• DHCP server/client/relay
• DNS relay
• DDNS
• UPnP
• Support of VLAN
• IGMP proxy.
Firewall and Access Management Functions:
• NAT firewall
• Stateful Packet Inspection (SPI)
• URL filter
• Packet filtering (IP/ICMP/TCP/UDP)
• Virtual servers
• Prevention of DoS attacks
• Intrusion detection system
• DMZ
• Port Triggering.
QoS:
• Interface grouping
• 3 priority queues.
Configuration and Management:
• Multilingual web-based interface for configuration and management
• Access via TELNET
• Firmware update via web-based interface
• Saving/restoring configuration to/from file
• Support of remote logging.
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