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| Specifications for the product series |
| Product Code | DSL-2750U |
| VIRTUAL PRIVATE NETWORK (VPN) | Multiple PPTP/IPSec/L2TP pass-through |
| POWER INPUT | Through 1A external power adapter |
| DIMENSIONS (L X W X H) | 162 x 116.8 x 33 mm |
| OPERATING TEMPERATURE | 0 to 40 °C |
| STORAGE TEMPERATURE | (-)20 to 70 °C |
| OPERATING HUMIDITY | 5% to 95% non-condensing |
| CERTIFICATIONS | CE; FCC |
| DEVICE INTERFACES | RJ-11 ADSL port |
| 4 RJ-45 10/100BASE-TX Ethernet ports with auto MDI/MDIX |
| Built-in 802.11n Wireless Lan |
| Factory reset button |
| WPS button |
| Wireless on/off switch (optional) |
| Power on/off switch |
| USB host 2.0 |
| WIRELES LAN | 802.11b/g/n standards |
| Wireless speed: up to 54 Mbps (802.11g), 300 Mbps (802.11n)1 |
| Frequency range: 2.4 GHz to 2.484 GHz |
| Antennas: Dual 2x2 built-in MIMO antennas |
| 64/128 bits WEP data encryption |
| WPA/WPA2 (Wi-Fi Protected Access) security |
| MAC address-based access control |
| ADSL STANDARDS | ADSL standards: Multi-mode, ANSI T1.413 Issue 2, ITU G.992.1 (G.dmt) Annex A, ITU G.992.2 (G.lite) Annex A, ITU G.994.1 (G.hs) |
| ADSL2 standards: ITU G.992.3 (G.dmt.bis) Annex A/L/M, ITU G.992.4 (G.lite.bis) Annex A |
| ADSL2+ standards: ITU G.992.5 Annex A/ |
| ADSL2+ standards: ITU.G.992.5 Annex L/M (optional) |
| ADSL DATA RATES | G.dmt: 8 Mbps downstream, 832 Kbps upstream |
| G.lite: 1.5 Mbps downstream, 512 Kbps upstream |
| ADSL2: 12 Mbps downstream, 1 Mbps upstream |
| ADSL2+: 24 Mbps downstream, 1 Mbps upstream |
| ATM & PPP PROTOCOLS | ATM Forum UNI3.1/4.0 PVC (up to 8 PVCs) |
| ATM Adaptation Layer Type 5 (AAL5) |
| ATM QoS (Traffic Shaping) |
| Bridged or routed Ethernet encapsulation |
| VC and LLC based multiplexing |
| PPP over Ethernet (PPPoE) |
| PPP over ATM (RFC 2364) |
| ITU-T I.610 OAM F4/F5 |
| ROUTER FEATURES | WAN/LAN Switchable Port (optional) |
| NAT & NAPT |
| DHCP server/client/relay |
| Static Routing, RIP v.1, v.2 |
| Universal Plug and Play (UPnP) Compliant |
| Dynamic Domain Name System (DDNS) |
| Virtual Server |
| SNTP, DNS proxy, and IGMP proxy |
| Supports IPv6 |
| FIREWALL | Built-in NAT firewall |
| Stateful Packet Inspection (SPI) |
| DoS attacks prevention |
| Packet filtering (IP/ICMP/TCP/UDP) |
| DEVICE CONFIGURATION/MANAGEMENT | Installation Wizard (optional) |
| Web-based GUI for configuration, firmware upgrade |
| Code lock to prevent improper firmware upgrade |
| Telnet |
| Syslog monitoring |
| TR-069 Client (optional) |
| WPS |
| USB | USB printing |
| USB storage |
| Compatible 3G USB adapter connection |
| QUALITY OF SERVICE | 802.1p (0 to 7) traffic tagging |
| IGMP Snooping with 32 Multicast groups |
| PVC/VLAN port mapping (bridge mode) |
| SECURITY | IGMP |
| PVC/VLAN port mapping (bridge mode) |
| Parental Control (URL blocking, scheduling) |
| DIAGNOSTIC LEDs | Power |
| LAN (1 to 4) |
| WLAN |
| DSL |
| Internet |
| WPS |
| USB |
