Multiple aspects of communication in a diverse communication network
A multi-wide area network (WAN) incorporating both satellite-based communication networks and cellular networks (e.g., an LTE network) is disclosed. In one embodiment, the WAN is implemented with a communications framework comprising: an edge appliance comprising a satellite modem interconnect for coupling to a satellite modem external to the edge appliance, a cellular modem interconnect for coupling to a cellular modem external to the edge appliance, a switch coupled to the satellite and cellular modem interconnects, and a processing node coupled to the switch and comprising a router to switch traffic between the satellite modem interconnect and the cellular modem interconnect when the edge appliance communicates with a public data network using a satellite link or a terrestrial cellular link, respectively; and a connectivity platform configured for connection to the edge appliance, the connectivity platform comprising a broker/integrator component configured to operate as a broker and an integrator between the edge appliance and both connectivity service providers and business support systems that perform subscription management to enable the edge appliance access to the satellite and terrestrial cellular links.
1. A communications framework comprising:
an edge appliance comprising
a satellite modem interconnect for coupling to a satellite modem external to the edge appliance,
a cellular modem interconnect for communicably coupling to a cellular modem external to the edge appliance,
a switch coupled to the satellite and cellular modem interconnects,
a processing node coupled to the switch and comprising a router to switch traffic between the satellite modem interconnect and the cellular modem interconnect when the edge appliance communicates with a public data network using one or both of a satellite link and a terrestrial cellular link, respectively, wherein the router includes routing logic operable to divide up network traffic for routing and route different portions of the network traffic using both the satellite link and the terrestrial link concurrently to send the network traffic,
a wide area network (SD-WAN) to manage connectivity between the satellite and terrestrial cellular links by maintaining connectivity in both the satellite and terrestrial cellular links concurrently and enabling a seamless transition when switching traffic between the satellite and terrestrial cellular links without switching or breaking sessions; and
a connectivity platform comprising a cloud-based microservices architecture with a plurality of microservices in enclaves executed by autonomous agents and configured for connection to the edge appliance, the connectivity platform comprising
a broker/integrator component configured to operate as a broker and an integrator between the edge appliance and both connectivity service providers and business support systems that perform subscription management to enable the edge appliance access to the satellite and terrestrial cellular links, and
a plurality of virtual network functions (VNFs), including VNFs for wide area network (WAN) optimization, content management, dynamic routing policies for managing the edge appliance remotely and autonomously, the dynamic routing policies implementing business-rule driven routing decisions.
2. The communications framework of claim 1 wherein the processing node is configured to switch between use of the satellite and terrestrial cellular links when the edge appliance is mobile to maintain a connection to the data network.
3. The communications framework of claim 1 wherein the microservices architecture comprises a network management enclave to make routing decisions for the edge appliance based on traffic shaping and steering.
4. The communications framework of claim 3 wherein the traffic shaping and steering comprises software-defined wide area network (SD-WAN) traffic shaping and steering.
5. The communications framework of claim 3 wherein the traffic shaping and steering is based on content and data type.
6. The communications framework of claim 4 wherein the software-defined wide area network (SD-WAN) traffic shaping and steering is operable to identify traffic demand for a type of content and determine whether the to the satellite link or the terrestrial cellular link is to route the type of content.
7. The communications framework of claim 1 wherein the microservices architecture comprises a plurality of enclaves configured to control the edge appliance via a direct interface to the broker/integrator component, the plurality of enclaves comprising:
a network management enclave to provide network management for interfacing the edge appliance to the public data network, including logic to make routing decisions for the edge appliance based on traffic shaping and steering;
an application management enclave to provide data management and content management for interfacing the edge appliance to the public data network; and
a security management enclave to provide security management for interfacing the edge appliance to the public data network.
8. The communications framework of claim 1 wherein the router is configured to maintain connection to the public data network by switching traffic between the satellite modem interconnect and the cellular modem interconnect prior to when the edge appliance arrives at a location in response to predicting that a connection to one of either the satellite link or the terrestrial cellular link will not be available when the edge appliance is at the location.
9. The communications framework of claim 1 wherein the edge appliance further comprises a communication interface for access by a local network.
10. The communications framework of claim 9 wherein the communication interface comprises a Bluetooth interface, a Wi-Fi interface or a direct Ethernet interface.
11. The communications framework of claim 1 wherein the edge appliance is communicably connected simultaneously to a satellite link using the satellite modem interconnect and to a terrestrial cellular link using cellular modem interconnect when switching traffic being communicated between the edge appliance and the public data network.
12. The communications framework of claim 1 wherein the router is configured to switch traffic based on conditions of the satellite link and the terrestrial cellular link.
13. The communications framework of claim 12 wherein the conditions comprise link performance metrics.
14. The communications framework of claim 1 further comprising a terminal having
a satellite modem; and
flat-panel electronically-steerable antenna aperture coupled to the satellite modem.
15. A communications framework comprising:
an edge appliance comprising
a satellite modem interconnect for communicably coupling to a satellite modem external to the edge appliance,
a cellular modem interconnect for communicably coupling to a cellular modem external to the edge appliance,
a switch coupled to the satellite and cellular modem interconnects,
a processing node coupled to the switch and comprising a router to switch traffic between the satellite modem interconnect and the cellular modem interconnect when the edge appliance communicates with a public data network using a satellite link or a terrestrial cellular link, respectively, wherein the router includes routing logic operable to divide up network traffic for routing and route different portions of the network traffic using both the satellite link and the terrestrial link simultaneously to send the network traffic,
a wide area network (SD-WAN) to manage connectivity between the satellite and terrestrial cellular links by maintaining connectivity in both the satellite and terrestrial cellular links concurrently and enabling a seamless transition when switching traffic between the satellite and terrestrial cellular links without switching or breaking sessions;
a connectivity platform configured for connection to the edge appliance, the connectivity platform comprising
a broker/integrator component configured to operate as a broker and an integrator between the edge appliance and both connectivity service providers and business support systems that perform subscription management to enable the edge appliance access to the satellite and terrestrial cellular links, and
a microservices architecture with a plurality of microservices in a plurality of enclaves executed by autonomous agents and configured to control the edge appliance via a direct interface to the broker/integrator component, the plurality of enclaves comprising
a network management enclave to provide network management for interfacing the edge appliance to the public data network, including logic to make business rule-driven routing decisions for the edge appliance for dynamic routing of traffic based on business-rule driven routing decisions and for routing traffic based on traffic shaping and steering,
an application management enclave to provide data management and content management for interfacing the edge appliance to the public data network, and
a security management enclave to provide security management for interfacing the edge appliance to the public data network; and
a terminal communicably coupled to the edge appliance, the terminal having a satellite modem and flat-panel electronically-steerable antenna aperture coupled to the satellite modem.
16. The communications framework of claim 15 wherein the traffic shaping and steering comprises software-defined wide area network (SD-WAN) traffic shaping and steering.
17. The communications framework of claim 15 wherein the traffic shaping and steering is based on content and data type.
18. The communications framework of claim 16 wherein the software-defined wide area network (SD-WAN) traffic shaping and steering is operable to identify traffic demand for a type of content and determine whether the satellite link or the terrestrial cellular link is to route the type of content.
19. The communications framework of claim 15 wherein the terminal is coupled to a vehicle.