Linksys RT31P2 - Manual (Page 83)

Broadband Router with 2 Phone Ports
75 Appendix E: Specifications
Appendix E: Specifications
Model RT31P2
Standards IEEE 802.3 (10BaseT), IEEE 802.3u (100BaseTX)
Ports One 10/100 RJ-45 Port for Broadband Modem
Three 10/100 RJ-45 Switched Ports
Two RJ-11 Phone Ports for Voice over IP
Button Reset
Cabling Type RJ-45 Ethernet Category 5, RJ-11 Standard Phone Cable
LEDs Power, Ethernet (1-3), Phone (1-2), Internet
UPnP able/cert Certification
Network Protocols TCP/IP, NetBEUI, IPX/SPX
Voice Protocol Session Initiation Protocol (SIP v2)
Dimensions 7.32" x 1.88" x 6.06"
(W x H x D) (186 mm x 48 mm x 154 mm)