Patent Document ID: 10148663
Application ID: 14741766
Patent Flag: 1

Claim One:
1. A data communication network structure, comprising: a plurality of physically autonomous data communication networks, including a first autonomous data communication network comprising a first network node, a second autonomous data communication network comprising a second network node, and a third autonomous data communication network comprising a third network node, wherein the first network node, the second network node, and the third network node are connected to a common gateway; wherein the first network node controls said common gateway to selectively connect the second network node with the third network node; wherein said common gateway is configured to have a plurality of predefined and preset configurations of inter-node connections and to allow a user of the first network node to directly select and activate a preset configuration from said plurality of predefined and preset configurations; and wherein the common gateway is activated only during a crisis, and the common gateway is deactivated when there is no crisis, such that there are no connections between the network nodes when the common gateway is deactivated.