Surpports eight analog interfaces allowing CO Loop Start trunks, CO trunks Ground Start, Direct Inward Dialing (DID), wink start or immediate start trunks, and 2-wire outgoing CAMA (for E911 connectivity to the PSTN) trunks.

Also includes analog tip/ring devices such as single line telephones, modems, or group 3 fax machines. Each port may be configured as either a trunk or a station.