Patent ID: 8462952
Filing Date: 2013-06-11
Classification: H04L

Abstract:
1. A method, comprising: transmitting, from a management device associated with managing a cellular network, a polling signal to a network device, wherein the network device is configured to connect a plurality of user devices to the cellular network; receiving, by the network device, the polling signal; generating and transmitting by the network device, in response to receiving the polling signal, a first ping to a data center over an unencrypted data path, wherein the data center includes primary and backup network devices associated with maintaining private networks; generating, simultaneously or substantially simultaneously with the generating and transmitting of the first ping, a second ping and a keep alive message; transmitting, by the network device, the keep alive message to the data center in response to receipt of data from one of the plurality of user devices for transmission over an encrypted data path; receiving a reply to the keep alive message over the encrypted data path; and transmitting by the network device, in response to receiving the reply to the keep alive message, the received data from the one of the plurality of user devices to the data center over the encrypted data path.