Xavi X8121r ADSL Modem / Router



The Xavi X8121r is multi-mode ADSL Router, compliant with ANSIT1.413 Issue 2, ITU G.992.1 (G.dmt) Annex A/B, G.992.2 (G.lite). The X8121r provides high-speed Internet access via one WAN port over ATM over ADSL, and also connects to a corporate network via one 10/100Base-TX Ethernet port. Xavi's X8121r allows the service provider to deploy ADSL rapidly over existing wire infrastructure (POTS or ISDN line).


  • High speed asymmetrical data transmission on a single twisted copper pair
  • Full rate operations up to 8Mbps downstream (12Mbps to be provided) and up to 1Mbps
  • upstream. G.lite operation up to 1.5Mbps downstream and 512Kbps upstream
  • One 10/100BaseT Ethernet port for PC connection
  • DHCP server support for easy LAN IP address management
  • Supports PPPoE (RFC2516), PPP (RFC2364), and IP (RFC 2225/RFC1577) over ATM over ADSL
  • RFC2684 (RFC1483) Bridged/Routed for both LLC/VC MUX
  • Allows LAN users to access the Internet through Network Address Translation (NAT, IP sharing) simultaneously
  • Local OAM&P through command line interface via RJ-45 Ethernet port or RS-232 Craft port (optional)
  • Configuration and management via Telnet and Web browser through the Ethernet and ADSL interfaces
  • Supports applications such as TFTP, DHCP, Telnet, HTTP, and FTP
  • Firmware upgradeable through TFTP
  • Interoperability complies with TR-48, U-R2
  • Supports dying gasp detection (optional)

Additional information

Weight 5.00 lbs
Dimensions 12.00 × 12.00 × 12.00 in


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