Cluster means the Group of exchanges/ cluster of contiguous exchanges.
Server means all programs and technology used to make and carry out the Client's instructions, as well as presenting trading information in real time (the information is specified by the Company), with consideration of the mutual obligations of the Client and Company in correspondence with this Agreement.
Access Tandem Switch is a Switch used to connect End Office Switches to interexchange Carrier Switches. Qwest's Access Tandem Switches are also used to connect and switch traffic between and among Central Office Switches within the same LATA and may be used for the exchange of local traffic.
Dialing Parity means as defined in the Act. As used in this Agreement, Dialing Parity refers to both Local Dialing Parity and Toll Dialing Parity.
Access control means a system for allowing only approved individuals to have unescorted access to the security zone and for ensuring that all other individuals are subject to escorted access.
Common Channel Signaling (“CCS”) is a method of digitally transmitting call set-up and network control data over a digital signaling network fully separate from the public switched telephone network that carries the actual call.
Digital Signal Level means one of several transmission rates in the time-division multiplex hierarchy.
Microsoft means Microsoft Corporation.