... . 2.1 RJ-45 port LAN Ethernet . 3.Fax,Inside Rooter/NAT, gateway linksys pap2t: 1.FXS VoIP phone adapter. 2 ... .1 RJ-45 port LAN Ethernet . 3.Fax,Inside Rooter/NAT, gateway Linksys PAP2t -2FXS ports 1.Support SIP& fax ... , DNS, DHCP, NTP, PPPoE, STUN, and TFTP etc; 2. Inside Rooter/NAT, gateway, and DMZ Port transmit; 3. Support the PETN ...