[. . . ] WellGate 2522 2-Line FXO, 2-Line FXS SIP IP Gateway WellGate 2522 front view WellGate 2522 rear view Dual IP Stack : IPv6 and IPv4 Simultaneously Support up to 4 SIP Trunk Servers Enhance existing PABX to VoIP Call Auto HTTP Provision feature Flexible Routes Plan, Dial Plan, Digit Manipulation Redundant Firmware Image WellGate 2522 is an 2-Line FXO plus 2-Line FXS gateway with SIP protocol IP device which allows to connect 2 Lines of analog PSTN telephone line and connect to 2 Lines analog telephone set (for instance, analog trunk line of PABX) to make or receive VoIP call over Internet or VPN network. [. . . ] Flexible Dial plan and Route Plan Features WellGate 2522 provides flexible Dial Plan between FXO, FXS and IP Trunk (SIP Soft Switch). Dial Plan is to configure in what condition the digits can be sent out to/from IP network. The dialing inter-digit time before dialing is configurable to meet local PSTN line or PBX's extension line. Dial Rule is able to detect the prefix code and maximum digits reached and then dial automatically. The Digit Manipulation (DM) allows you to configure matched prefix code, digits length, start and stop digit position to be replaced digits as well. 1 Welltech Computer Co. , Ltd. 13F-4, No. 150, Jian Yi Rd. , Chung Ho City, Taipei, Taiwan Tel : +886. 2. 8226. 5699 Email : voipinfo@welltech. com, Fax : +886. 2. 8226. 5799 WEB: www. welltech. com WellGate 2522 2-Line FXO, 2-Line FXS SIP IP Gateway Route Plan is to configure the incoming and outgoing call routes which you desired this call to go out or allow to income. For instance, IP incoming call may Reach to one FXO or FXS port with Priority or Cyclic access. You can also configure IP incoming call by Matched prefix digits, Matched dialing number to FXO/FXS line and Matched digit length. For FXO/FXS outgoing call to IP routes, the hunting type supports Priority or Cyclic or Simultaneously to select which SIP trunk ( SIP Proxy Server ) to go. [. . . ] H. 323 NAT for Routes WAN/LAN and Dial Plans WellGate YES YES NO YES YES 2522 WellGate NO YES YES NO NO 3702B IPv6 SIP Rich Telephony Features YES NO SIP Trunk Enclosure 4 sets NO (Only SIP Proxy Server) Plastic Metal 4 Welltech Computer Co. , Ltd. 13F-4, No. 150, Jian Yi Rd. , Chung Ho City, Taipei, Taiwan Tel : +886. 2. 8226. 5699 Email : voipinfo@welltech. com, Fax : +886. 2. 8226. 5799 WEB: www. welltech. com [. . . ]