Product features: ANSI T1.413 issue 2 ITU-T G.992.1 (G.dmt), G.992.2 (G.lite) annex A standard ITU-T G.992.3 (ADSL2 DMT), G.992.4 (ADSL2 G.lite), G.992.5 (ADSL2+) standard Data transmission rate: Upstream: up to 1Mbps Downstream: up to 24Mbps Rate adaptive modem at 32Kbps steps Product descriptions: QUICKTE QTA-240E ASDL2 and 2+ modem uses broadcom chip solution Fully complies with ANSI T1.413 issue 2, ITU-T G.992.1 (G.dmt) and G.992.2 (G.lite) ADSL standards Also supports latest ADSL technology ADSL2 and ADSL2+, which provides maximum speeds of up to 24Mbps Features: ATM protocols ATM forum UNI 3.1/4.0 PVC RFC2364 PPP over ATM ALL5 RFC2225/RFC1577 classical IP over ATM Transparent bridge RFC2684 bridge and routed LLC and VC VPI range (0-255) and VCI range (1-65535) Network supports Static IP, dynamic RIP supports Network address translation (NAT) Port mapping/forwarding NAT application level gateway for popular applications DHCP server, relay and client VPN pass through for IPSEC, L2TP, PPTP PPP auto reconnect on WAN access/PPP on demand Management supports Web based GUI Upgrade or via FTP/HTTP Command line interface via serial interface or telnet Diagnostic test Security support PAP/CHAP authentication for PPP mode NAT for basic firewall supports Two levels (user/admin) password authentication to modem Operation system supports: Windows 98, 98SE, 2000, ME, XP, NT, Macintosh and Linux