ATM Asynchronous Transfer Mode is a virtual circuit, fast packet technology. Out is the time that must elapse before an acknowledgment is considered lost. After a time out, the sliding window is partially closed and the ATO is backed off. CLID Calling Line ID indicates to the receiver of a call, the phone number of the caller. Control Messages Control messages are exchanged between LAC, LNS pairs, and operate in-band within the tunnel protocol.
Control messages govern aspects of the tunnel and sessions within the tunnel.
CSG Cable Systems Group is a billing systems company. CSR Customer Service Representative is the person you call to activate your account. It also receives the timing, low-level framing information, and data passed from the termination point. DAP Directory Access Protocol is a heavyweight protocol that runs over a full OSI stack and requires a significant amount of computing resources to run. Digital Channel Digital Channel is a circuit-switched communication path that is intended to carry digital information in each direction.