There are 8 offices plus a front desk (all in the same story). In each\noffice the person must be able to receive on its own number. Then, we\nshould be able to make at least 2 calls contemporary, either from 2\ndifferent offices, or one office and front desk. Also, when a person\ncalls, she should be able to dial the party extension before\ntransferring the call to the front desk.\n\nIn summary: min 2 tel # to call out at the same time, 8 to 10\ndifferent numbers simply to receive. A fax line at the front desk\nwould be a plus.\n\nIn addition, the offices (at least 8) and front desk should be able to\nintercom between each other. The front desk must be able to transfer\ncalls to the office; the office should be able to re-transfer the call\nto the front desk.