Landline Telephone Telecommunication Services

The Contractor shall provide local and international telephone services with Direct-Inward-Dialing (DID) calling capabilities. The proposal will include pricing of telephone services to include local long distance and international calling rates. The proposal will include an Embassy main local telephone number with two (2) each E1 EURO ISDN Primary Rate Interface (PRI) circuits. Each E1 will have a line rate of 2.048Mb/s, which shall be used to provide channelized E1 service of 30 separate DS0 channels of 64 kb/s each and one 64/kb channel for signaling configured as a Euro ISDN E1 PRI providing 30 simultaneous calls.DID’s are calls presented to the Embassy PBX, the dialed destination number is transmitted, usually partially (e.g., last four digits), so that the PBX can route the call directly to the desired Embassy extension number without the need for an operator or attendant assistance.The American Embassy will require a block of three thousand (3000) sequential Direct Inward Dialing (DID) numbers ranging from 2000 - 4999. Additionally, a block of two hundred (200) DID’s ranging from 7200 – 7299 and 7400 – 7499.