ClassID:

226553

H04L45/025 - CPC Classification

Classification description:

Routing or path finding of packets in data switching networks; Topology update or discovery Updating only a limited number of routers, e.g. fish-eye update

Recent Application in this class:
#1
20260089027
2026-03-26

SYSTEMS, APPARATUSES AND METHODS FOR MANAGING AND ROUTING DATA IN A MULTI-TIER NETWORK ARCHITECTURE

#2
20260039587
2026-02-05

METHOD AND SYSTEM FOR ROUTING TRAFFIC TO A LOCAL APPLICATION INTERFACE

#3
20240305560
2024-09-12

METHOD AND SYSTEM FOR ROUTING TRAFFIC TO A LOCAL APPLICATION INTERFACE

#4
20240171501
2024-05-23

Data Processing Method, Apparatus, and System for Combining Data for a Distributed Calculation Task in a Data Center Network

#5
20230047068
2023-02-16

Data processing method, apparatus, and system for combining data for a distributed calculation task in a data center network

#6
20210250274
2021-08-12

Communication method implemented by a first router of an autonomous system using an interior gateway protocol

#7
20210119830
2021-04-22

Filtering advertising of route advertisements based on virtual network identifiers

#8
20210099376
2021-04-01

Route updating using a BFD protocol

#9
20210029018
2021-01-28

Topology change processing in bridged networks using a spanning tree protocol

#10
20200403904
2020-12-24

Data processing method, apparatus, and system for combining data for a distributed calculation task in a data center network

#11
20200329009
2020-10-15

Content node selection based on classless prefix

#12
20200213155
2020-07-02

Aliasing behavior for traffic to multihomed sites in ethernet virtual private network (EVPN) networks

#13
20200169498
2020-05-28

Pre-populating media access control (MAC) address tables in networks where flooding of MAC addresses is blocked

#14
20190319869
2019-10-17

Method and apparatus for adaptive flow control of link-state information from link-state source to border gateway protocol (BGP)

#15
20190305988
2019-10-03

Aliasing behavior for traffic to multihomed sites in ethernet virtual private network (EVPN) networks

#16
20190238662
2019-08-01

Low power wide area Internet Protocol communication

#17
20190238457
2019-08-01

Efficient VPN route refresh mechanism for BGP based VPN technologies

#18
20180198702
2018-07-12

Cluster communictaion

#19
20180191667
2018-07-05

Content node selection based on classless prefix

#20
20180183706
2018-06-28

Apparatus, system, and method for distributing routing-protocol information in clos fabrics

#21
20180167325
2018-06-14

Flow table processing method and apparatus

#22
20180115481
2018-04-26

Reducing flooding of link state changes in networks

#23
20180097718
2018-04-05

Reducing flooding of route updates of a dynamic routing protocol

#24
20180013661
2018-01-11

System and method for piggybacking routing information in interests in a content centric network

#25
20170339057
2017-11-23

Network path selection using bandwidth prediction

#26
20170279705
2017-09-28

Method, system, and apparatus for preventing tromboning in inter-subnet traffic within data center architectures

#27
20170111222
2017-04-20

Traffic switching method and apparatus

#28
20170034760
2017-02-02

Method and apparatus for reducing the length of a packet storm in a wireless mesh network

#29
20170019335
2017-01-19

Highly available service chains for network services

#30
20160261506
2016-09-08

Managing routing information in a hub-and-spokes network

#31
20160261485
2016-09-08

Apparatus and method to hide transit only multi-access networks in OSPF

#32
20160156556
2016-06-02

Network path selection using bandwidth prediction

#33
20160112298
2016-04-21

Method and apparatus for limiting topology and reachability information in an OSPF area

#34
20160072697
2016-03-10

Dynamic installation of local storing mode paths in a non-storing low-power and lossy network

#35
20160014014
2016-01-14

Method and system for gateway selection in inter-region communication on IP networks

#36
20160013981
2016-01-14

Network system, node, network management method, and computer-readable recording medium

#37
20150381479
2015-12-31

Mechanism for exchange of routing data between controllers

#38
20150372915
2015-12-24

Incremental update of a shape graph

#39
20150295822
2015-10-15

Network path selection using bandwidth prediction

#40
20150188881
2015-07-02

Content node selection based on classless prefix

#41
20150117265
2015-04-30

System and method for topology transparent zoning in network communications

#42
20150003457
2015-01-01

Information processing apparatus and route setting method

#43
20140362737
2014-12-11

State information and routing table updates in large scale data networks

#44
20140348170
2014-11-27

Scalable forwarding table with overflow address learning

#45
20140341078
2014-11-20

REDUCTION OF MESSAGE AND COMPUTATIONAL OVERHEAD IN NETWORKS

#46
20140219209
2014-08-07

Node device and communication method for generating cluster

#47
20140195671
2014-07-10

Method and apparatus providing delayed path calculations based on service type

#48
20140075048
2014-03-13

Apparatus, system, and method for cloud-assisted routing

#49
20140044013
2014-02-13

Techniques for efficiently updating routing information upon shortest path tree computation

#50
20140044008
2014-02-13

Constraining topology size and recursively calculating routes in large networks

#51
20140029610
2014-01-30

Managing grey zones of unreachable nodes in computer networks

#52
20140016477
2014-01-16

Implementing OSPF in split-architecture networks

#53
20140010117
2014-01-09

Method and apparatus for limiting topology and reachability information in an OSPF area

#54
20140003289
2014-01-02

Apparatus and method to hide transit only multi-access networks in OSPF

#55
20130336109
2013-12-19

Ordered flooding requests for path computation elements

#56
20130332955
2013-12-12

Routing method for inter/intra-domain in content centric network

#57
20130265867
2013-10-10

Expander-targeted zoned broadcast

#58
20130232259
2013-09-05

Method and apparatus for handling network resource failures in a router

#59
20130208720
2013-08-15

Method and apparatus for distributing routing instructions over multiple interfaces of a data router

#60
20130155880
2013-06-20

System and method for improving network convergence via adaptive routing techniques

#61
20130136140
2013-05-30

Relay server and relay communication system

#62
20130089005
2013-04-11

Simple topology transparent zoning in network communications

#63
20130067056
2013-03-14

Providing communication path information in a hybrid communication network

#64
20130051392
2013-02-28

Installing and using a subset of routes for forwarding packets

#65
20130051246
2013-02-28

State information and routing table updates in large scale data networks

#66
20130039214
2013-02-14

Implementing OSPF in split-architecture networks

#67
20130022045
2013-01-24

Scalable forwarding table with overflow address learning

#68
20120314618
2012-12-13

Management of private virtual networks

#69
20120300671
2012-11-29

Network clustering

#70
20120263188
2012-10-18

System for advertising routing updates

#71
20120243443
2012-09-27

System and method for topology transparent zoning in network communications

#72
20120170489
2012-07-05

Method and apparatus for network tree management

#73
20120170486
2012-07-05

Hiding a service node in a network from a network routing topology

#74
20120167160
2012-06-28

Router policy system

#75
20120120808
2012-05-17

Reduction of message and computational overhead in networks

#76
20120102330
2012-04-26

Method for protecting a telecommunication network and secure router implementing such a method

#77
20120093087
2012-04-19

Trail-Based Data Gathering Mechanism for Wireless Sensor Networks with Mobile Sinks

#78
20120063460
2012-03-15

Method and a device for controlling advertising of routing data

#79
20120002600
2012-01-05

System for data communications, router, and method for data transmission and mobility management

#80
20110292833
2011-12-01

Port table flushing in ethernet networks

#81
20110258341
2011-10-20

Path control apparatus, path control method, path control program, and network system

#82
20110222550
2011-09-15

Apparatus and method to hide transit only multi-access networks in OSPF

#83
20110196985
2011-08-11

Method for tracking transmission status of data to entities such as peers in a network

#84
20110194559
2011-08-11

Address resolution optimization procedure to effect a gradual cutover from a provider bridge network to a VPLS or provider backbone bridging network

#85
20110141976
2011-06-16

FAST PATH PACKET DESTINATION MECHANISM FOR NETWORK MOBILITY VIA SECURE PKI CHANNEL

#86
20110110373
2011-05-12

Composite next hops for forwarding data in a network switching device

#87
20110096784
2011-04-28

Controlled Propagation of VLAN Declarations

#88
20110090787
2011-04-21

Spanning tree flooding backbone systems and methods for link state routed networks

#89
20110044351
2011-02-24

Techniques for efficiently updating routing information upon shortest path tree computation

#90
20110026533
2011-02-03

Method and apparatus for advertising update messages to peers and peer groups in a border gateway protocol process

#91
20100333080
2010-12-30

Peer-to-peer method of deploying and managing executable code and associated plug-ins

#92
20100290393
2010-11-18

Communication terminal and communication method

#93
20100272111
2010-10-28

Address resolution optimization procedure to effect a gradual cutover from a provider bridge network to a VPLS or provider backbone bridging network

#94
20100246387
2010-09-30

Network convergence in response to a topology change

#95
20100220656
2010-09-02

Service redundancy in wireless networks

#96
20100191848
2010-07-29

Information sharing method between neighboring nodes, node and information sharing program

#97
20100118728
2010-05-13

Navigation within a wireless network

#98
20100061231
2010-03-11

MULTI-DOMAIN NETWORK AND METHOD FOR MULTI-DOMAIN NETWORK

#99
20100054157
2010-03-04

Method and apparatus for network tree management

#100
20100039931
2010-02-18

Method, device and system for updating routes after node fails in P2P network

#101
20100027546
2010-02-04

Method and apparatus for providing a routing registry

#102
20090316699
2009-12-24

Network clustering

#103
20090238076
2009-09-24

Method and apparatus to enable an IPe domain through EIGRP

#104
20090172190
2009-07-02

Link state protocol routing message containment

#105
20090168682
2009-07-02

Host route convergence

#106
20090097489
2009-04-16

Method for tracking transmission status of data to entities such as peers in a network

#107
20090080436
2009-03-26

Protection of transit links in a network

#108
20090016362
2009-01-15

Fast path packet destination mechanism for network mobility via secure PKI channel

#109
20080219205
2008-09-11

APPARATUS AND METHOD FOR RELEASING MOBILE STATION INFORMATION IN WIRELESS ACCESS COMMUNICATION SYSTEM USING MULTI-HOP RELAY SCHEME

#110
20080212494
2008-09-04

Ad hoc network formation and management based on aggregation of ad hoc nodes according to an aggregation hierarchy

#111
20080201403
2008-08-21

Maintaning a View of a Cluster's Membership

#112
20080198859
2008-08-21

System for advertising routing updates

#113
20080155121
2008-06-26

Distribution of reachability information in data virtual private networks

#114
20080101385
2008-05-01

SYSTEM AND METHOD FOR FILTERING ROUTING UPDATES

#115
20080080494
2008-04-03

Apparatus and method to hide transit only multi-access networks in OSPF

#116
20080080401
2008-04-03

Tree based wireless mesh for an OSPF network with intra-tree communication optimization

#117
20070153764
2007-07-05

Compression of a routing header in a packet by a mobile router in an ad hoc network

#118
20070153707
2007-07-05

Ad hoc network formation and management based on aggregation of ad hoc nodes according to an aggregation hierarchy

#119
20070011351
2007-01-11

Method and system for gateway selection in inter-region communication on IP networks

#120
20070002729
2007-01-04

Method for optimally deactivating inter-domain routes

#121
20060164995
2006-07-27

Method and apparatus for context-based prefix updates in border gateway protocol

#122
20050281271
2005-12-22

State information and routing table updates in large scale data networks

#123
20050276251
2005-12-15

Restricted dissemination of topology information in a communication network

#124
20050259655
2005-11-24

Open service discovery and routing mechanism for configuring cross-domain telecommunication services

#125
20050232165
2005-10-20

Method of creating an address and a discontiguous mask for a network security policy area

#126
20050177636
2005-08-11

Distribution of reachability information in data virtual private networks

#127
20050129015
2005-06-16

Distribution of reachability information in data virtual private networks

#128
20050041676
2005-02-24

Systems and methods for forming an adjacency graph for exchanging network routing data

#129
14142538
2016-10-18

Selective distribution of routing information