Provides Residential or SOHO Network (LAN) Gateway Function     - Ethernet interface for local networking     - IP sharing and automatic assignment by NAT/DHCP   Provides VoIP Adapter Functions Using Analog Phones     - No need PC or program     - Internet telephony using POTS Phone (FXS)   - Working together Key-telephone system or PBX   - Compatible with H.323/SIP based terminals   - Saving call charge dramatically   Easy Management by Web based Manager     - Fast and easy setup     - Can upgrade firmware at remote   Embedded Linux Kernel (Version 2.4.17)