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Class Information
Number: 370/220
Name: Multiplex communications > Fault recovery > Bypass an inoperative switch or inoperative element of a switching system > Standby switch
Description: Subject matter wherein the provision for alternated routing in the switching system is a spare or backup switch.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7613107 |
Protection switch logging methods and systems |
Nov. 3, 2009 |
| 7613150 |
Hitless restart mechanism for non-stop data-forwarding in the event of L3-mobility control-plane failure in a wireless switch |
Nov. 3, 2009 |
| 7609618 |
Dynamically controlling HSRP preemption dependent on stateful NAT convergence |
Oct. 27, 2009 |
| 7610405 |
Router software upgrade employing redundant processors |
Oct. 27, 2009 |
| 7603423 |
Communication system with primary device and standby device to prevent suspension of service of the system |
Oct. 13, 2009 |
| 7602699 |
Protection method and system for equipment in a network element |
Oct. 13, 2009 |
| 7599285 |
Combined electro-mechanical and solid state switching fabric |
Oct. 6, 2009 |
| 7596642 |
System and program for determining the availability of paths to a device |
Sep. 29, 2009 |
| 7586838 |
Flexible M:N redundancy mechanism for packet inspection engine |
Sep. 8, 2009 |
| 7577090 |
Method and system for providing availability and reliability for a telecommunication network entity |
Aug. 18, 2009 |
| 7573813 |
Method for configuring and routing data within a wireless multihop network and a wireless network for implementing the same |
Aug. 11, 2009 |
| 7573811 |
Network transparent OSPF-TE failover |
Aug. 11, 2009 |
| 7567505 |
VRRP technology keeping VR confidentiality |
Jul. 28, 2009 |
| 7554903 |
Method and system for router redundancy in a wide area network |
Jun. 30, 2009 |
| 7551551 |
Fast reroute (FRR) protection at the edge of a RFC 2547 network |
Jun. 23, 2009 |
| 7518983 |
Proxy response apparatus |
Apr. 14, 2009 |
| 7515528 |
Host fail-over switch presence detection compatible with existing protocol and host controllers |
Apr. 7, 2009 |
| 7515530 |
Detecting loops between network devices by monitoring MAC moves |
Apr. 7, 2009 |
| 7496030 |
Managing loops between network devices by monitoring MAC moves |
Feb. 24, 2009 |
| 7486615 |
Network data routing protection cycles for automatic protection switching |
Feb. 3, 2009 |
| 7486611 |
Standby router protocol using optimal route metric |
Feb. 3, 2009 |
| 7477847 |
Optical and electrical channel feedback in optical transceiver module |
Jan. 13, 2009 |
| 7461290 |
Dynamic mirroring of a network connection |
Dec. 2, 2008 |
| 7457233 |
Method and apparatus for fast reroute in a connection-oriented network |
Nov. 25, 2008 |
| 7457236 |
Method for providing fault-tolerant application cluster service |
Nov. 25, 2008 |
| 7451252 |
Method for determining the availability of paths to a device |
Nov. 11, 2008 |
| 7430165 |
Wireless communication device and radio communication system using the same |
Sep. 30, 2008 |
| 7423962 |
Redundancy and load balancing in a telecommunication unit and system |
Sep. 9, 2008 |
| 7421612 |
Method and system for optimized switchover of redundant forwarding engines |
Sep. 2, 2008 |
| 7417947 |
Routing protocol failover between control units within a network router |
Aug. 26, 2008 |
| 7411945 |
Adaptive router architecture enabling efficient internal communication |
Aug. 12, 2008 |
| 7403474 |
Redundant router set up |
Jul. 22, 2008 |
| 7400575 |
Method, system and service for achieving synchronous communication responsive to dynamic status |
Jul. 15, 2008 |
| 7397760 |
Transmission apparatus |
Jul. 8, 2008 |
| 7394759 |
Method of negotiating an active or a passive role assignment to a control means of a network element, a control means, a program module and a network element therefor |
Jul. 1, 2008 |
| 7382724 |
Automatic switchover mechanism in a network device |
Jun. 3, 2008 |
| 7366413 |
Modular cross connect system with 3D-MEMS for optical telecommunication networks |
Apr. 29, 2008 |
| 7362698 |
Method, system and service for achieving synchronous communication responsive to dynamic status |
Apr. 22, 2008 |
| 7345992 |
System and method for embedding a sub-channel in a block coded data stream |
Mar. 18, 2008 |
| 7343541 |
Data integrity in protocol offloading |
Mar. 11, 2008 |
| 7333427 |
Router system and method of duplicating forwarding engine |
Feb. 19, 2008 |
| 7313089 |
Method and apparatus for switching between active and standby switch fabrics with no loss of data |
Dec. 25, 2007 |
| 7310306 |
Method and apparatus for ingress port filtering for packet switching systems |
Dec. 18, 2007 |
| 7304941 |
Switchover system and method in a data packet switching network |
Dec. 4, 2007 |
| 7298693 |
Reverse notification tree for data networks |
Nov. 20, 2007 |
| 7298753 |
Technique for managing heavy signaling traffic that is directed to a particular signaling control unit |
Nov. 20, 2007 |
| 7289432 |
High speed switching router using APS and method for switching the same |
Oct. 30, 2007 |
| 7289496 |
Cascade system for network units |
Oct. 30, 2007 |
| 7263277 |
Control signal transmitting and receiving techniques for video/audio processing IC and apparatus therefor |
Aug. 28, 2007 |
| 7254110 |
Pots extender for voice fallback in a subscriber line |
Aug. 7, 2007 |
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