Apparatus for providing internet protocol television service and internet service
View Patent ↗A system for transporting downstream and upstream traffic between service providers and end user terminals is provided. The system may include an apparatus having multiple egress ports configured for transmitting downstream traffic received from the service providers towards nodes adapted for replicating the traffic, at one network layer, and further transmitting the replicated traffic toward the end user terminals. The system may further include a merging unit coupled to ingress port of another apparatus receiving upstream traffic from the user end terminals, where the merging unit is adapted for merging the upstream traffic, at a different network layer, according to which service provider the upstream traffic received from the end user terminals is intended to and for transmitting the merged traffic toward the service providers.
1. A network element, comprising:
a plurality of first bidirectional ports configured to:
broadcast downstream traffic towards a plurality of network elements adapted for replicating the downstream traffic at a first network layer comprising a combination of a physical layer and a portion of a data link layer; and
receive upstream traffic from another network element,
wherein the received upstream traffic have been merged by the another network element at a second network layer according to one or more intended destinations associated with the upstream traffic upon receiving the upstream traffic from a plurality of other network elements, the second network layer comprises a combination of layers, and
wherein the first network layer differs from the second network layer.
2. The network element of claim 1 , further comprising:
a plurality of second bidirectional ports configured to:
receive the downstream traffic for providing the downstream traffic toward the plurality of first bidirectional ports; and
transmit the upstream traffic received by the plurality of first bidirectional ports toward the one or more intended destinations.
3. The network element of claim 1 , wherein the one or more intended destinations identify at least one router adapted for transmitting the downstream traffic and receiving the upstream traffic.
4. The network element of claim 1 , wherein the downstream traffic comprises Internet Protocol television (IPTV) service traffic and the upstream traffic comprises IPTV control traffic.
5. The network element of claim 4 , wherein the plurality of first bidirectional ports is further configured to:
receive at the first network layer, from the another network element, Internet service traffic along with IPTV service traffic; and
transmit at the second network layer, toward the plurality of the network elements, other Internet service traffic along with the IPTV control traffic.
6. The network element of claim 1 , wherein the first network layer comprises an Open Systems Interconnection (OSI) Reference Model physical layer.
7. The network element of claim 1 , wherein:
the network element and another network element are hub Ethernet switches; and
the plurality of other network elements are spoke Ethernet switches.
8. The network element of claim 1 , wherein the second network layer comprises an Open Systems Interconnection (OSI) Reference Model data link layer.
9. The network element of claim 1 , wherein the plurality of network elements are replication multiplexers.
10. A network element, comprising:
a plurality of unidirectional ingress ports;
a plurality of unidirectional egress ports; and
a merging unit in communication with the plurality of unidirectional ingress ports and the plurality of unidirectional egress ports, wherein:
each of the plurality of unidirectional ingress ports is configured to receive upstream traffic;
the merging unit is configured to merge the upstream traffic received by the plurality of unidirectional ingress ports at a first network layer according to one or more intended destinations associated with the upstream traffic, the network layer comprises a combination of a physical layer and a portion of a data link layer; and
each of the plurality of unidirectional egress ports is configured to transmit the merged upstream traffic toward another network element, the another network element configured to broadcast downstream traffic toward a plurality of network elements adapted for replicating of the downstream traffic at a second network layer, the second network layer comprises a combination of layers;
wherein the first network layer and the second network layer are different.
11. The network element of claim 10 , wherein the network element and the another network element are Ethernet switches and the plurality of network elements are multiplexers.
12. The network element of claim 10 , wherein the another network element comprises:
a plurality of first bidirectional ports configured to:
broadcast the downstream traffic towards the plurality of network elements adapted for replicating of the downstream traffic at the second network layer, and
receive the upstream traffic from the plurality of unidirectional egress ports.
13. The network element of claim 12 , wherein the another network element further comprises:
a plurality of second bidirectional ports configured to:
receive the downstream traffic for providing the downstream traffic toward the plurality of first bidirectional ports; and
transmit the upstream traffic received by the plurality of first bidirectional ports toward the one or more intended destinations.
14. The network element of claim 10 , wherein:
the plurality of unidirectional ingress ports is further configured to receive another type traffic along with the upstream traffic;
the merging unit is further adapted to merge the another type traffic; and
the plurality of unidirectional egress ports is further configured to transmit the merged another type traffic toward the another network element.
15. A network element, comprising:
a plurality of unidirectional egress ports configured to broadcast downstream traffic toward a plurality of network elements adapted for replicating of the downstream traffic at a first network layer comprising a combination of a physical layer and a portion of a data link layer;
a plurality of unidirectional ingress ports configured to receive upstream traffic from a plurality of other network elements; and
a merging unit in communication with the plurality of unidirectional ingress ports, the merging unit configured to merge the upstream traffic received by the plurality of unidirectional ingress ports at a second network layer according to one or more intended destinations associated with the upstream traffic, the second network layer comprises a combination of layers;
wherein the first network layer differs from the second network layer.
16. The network element of claim 15 , wherein the network element and the plurality of other network elements are Ethernet switches and the network elements are multiplexers.
17. The network element of claim 15 , wherein the downstream traffic comprises Internet Protocol television (IPTV) service traffic and the upstream traffic comprises IPTV control traffic.
18. The network element of claim 17 , wherein each of the plurality of other network elements comprises:
a plurality of first bidirectional ports configured to:
receive the downstream traffic from one or more of the plurality of the network elements; and
transmit the upstream traffic toward the plurality of unidirectional ingress ports.
19. The network element of claim 15 , further comprising:
a plurality of bidirectional ports configured to:
receive the downstream traffic from one or more network element identified by the one or more destinations; and
transmit the upstream traffic toward the one or more network elements identified by the one or more destinations; and
a switching unit in communication with the plurality of bidirectional ports for switching the downstream traffic received from the plurality of bidirectional ports to the plurality of unidirectional egress ports.
20. The network element of claim 15 , wherein:
the plurality of unidirectional egress ports is further configured to transmit another type traffic towards the plurality of network elements;
each of the plurality of unidirectional ingress ports is further configured to receive the another type traffic from the plurality of other network elements; and
the merging unit is adapted for merging the another type traffic.
21. The network element of claim 15 , wherein the first network layer comprises an Open Systems Interconnection (OSI) Reference Model physical layer.
22. The network element of claim 15 , wherein the second network layer comprises an Open Systems Interconnection (OSI) Reference Model data link layer.
23. The network element of claim 15 , wherein at least a portion of the downstream traffic is adapted for controlling at least a portion of the upstream traffic.
24. A network element, comprising:
a plurality of bidirectional ports configured to:
transmit upstream traffic toward a plurality of ports of another network element, the another network element configured to merge the upstream traffic at a first network layer according to one or more intended destinations associated with the upstream traffic, the network layer comprises a combination of a physical layer and a portion of a data link layer; and
receive downstream traffic from a plurality of network elements after the downstream traffic have been replicated by the plurality of network elements at a second network layer, the second network layer comprises a combination of layers;
wherein the first network layer differs from the second network layer.