Shows the wireless network simplified entity. SWITCH includes MOBILE SWITCHING CENTER. SWITCH connects BASE TRANSCEIVER STATION. BASE TRANSCEIVER STATION serve by CELL SECTOR. CELL SECTOR contains CELL. BASE TRANSCEIVER STATION split as RF CARRIER. SWITCH served by NETWORK TOUCHPOINT. NETWORK TOUCHPOINT includes CELL SITE. NETWORK TOUCHPOINT supports NETWORK SERVICE COVERAGE ASSIGNMENT. NETWORK SERVICE COVERAGE ASSIGNMENT supports SERVICE COVERAGE AREA. SWITCH connect to CIRCUIT COMPONENT. CIRCUIT COMPONENT owned by EXTERNAL OPERATOR. CIRCUIT COMPONENT of CIRCUIT TYPE. CIRCUIT COMPONENT traffic is CIRCUIT TRAFFIC. CIRCUIT CATEGORY describes CIRCUIT TYPE. SWITCH is housed in EQUIPMENT CENTER. SWITCH provides routing to SWITCH ROUTING DEVICE ASSIGNMENT. ROUTING DEVICE is located at EQUIPMENT CENTER. ROUTING DEVICE belongs to IN PLATFORM. IN PLATFORM belongs to NETWORK. NETWORK is type of NETWORK TYPE. SWITCH is of SWITCH TYPE. SWITCH TYPE has SWITCH CAPABILITY.