Split wireless networks and management of same to provide data and voice services

A system comprising:

• a mobile communication device, the mobile communication device having access to a first wireless network and a second wireless network, the mobile communication device operable to:
• receive first communications over a first wireless communication link from the first wireless network;
• detect presence of a notification in the received first communications, the notification indicating an attempt by a remote communication device to communicate with the mobile communication device over the second wireless network;
• and
• in response to receiving the notification, operate the mobile communication device to receive second communications from the second wireless network.

Computer-readable storage hardware having instructions stored thereon, the instructions, when carried out by computer processor hardware, cause the computer processor hardware to:

• receive first communications at a mobile communication device over a first wireless communication link from a first wireless network;
• detect a message in the first communications, the message indicating a pending attempt by a remote communication device to communicate with the mobile communication device;
• and
• in response to receiving the message, operate the mobile communication device to receive second communications from a second wireless network to establish a call connection with the remote communication device over the second wireless network.