ShoreTel ShoreGear SG-90 Voice Switch 600-1042-20The ShoreTel ShoreGear SG-90 has the capacity to support ShoreTel IP phones, softphones and SIP devices using the Media Gateway Control Protocol (MGCP). The ShoreGear-90 is a 1U half-width voice switch that supports up to 90 IP phones and up to a maximum of 12 analog ports – 8 loop start trunk and 4 analog extension ports. The ShoreGear-90 communicates with IP phones, soft phones and other IP endpoints using the Media Gateway Control Protocol (MGCP). The ShoreGear-90 interfaces to standard analog trunks using loop start or wink start signaling as well as to standard analog telephones including CLASS feature phones with Caller ID Name and Number and Message Waiting.SG-90 Voice Switches connect enterprise telephone extensions through an internal IP network, or to any central office (CO) analog trunk line.ShoreGear 90 Features2 RJ-45 local area network (LAN) connectors1 RJ-21X port for punchdown block, patch panel, or 12-port harmonica connector8 loop start trunks (FXO)4 telephone ports (FXS)1 DB-9, RS-232C maintenance port for serial communications1 3.5 mm stereo input for connecting a music-on-hold source1 3.5 mm stereo output for connecting to a overhead paging system or night bellManufacturer Part No. 600-1042-20
