1
Lee Michel Breslau, Christopher J Chase, William Christopher Fenner, Subhabrata Sen: Method and apparatus for monitoring a network. AT&T Intellectual Property II, Akerman Senterfitt, Michael K Dixon, May 10, 2011: US07940685 (168 worldwide citation)

Certain exemplary embodiments provide a method that can comprise establishing a tunnel between a monitor and at least one router; sending a message to join a multicast transmission; and/or transmitting a packet via the tunnel to a router. The packet can comprise a source address of the network monit ...


2
Christopher J Chase, Nicholas G Duffield, Albert G Greenberg, Oliver Spatscheck, Jacobus E Van der Merwe, Neal Shackleton: Systems, methods, and devices for monitoring networks. AT&T Intellectual Property II, Akerman Senterfitt, Michael K Dixon, Roy Zachariah, July 24, 2012: US08228818 (136 worldwide citation)

Certain exemplary embodiments comprise a method comprising: for selected traffic that enters a backbone network via a predetermined ingress point and is addressed to a predetermined destination, via a dynamic tunnel, automatically diverting the selected traffic from the predetermined ingress point t ...


3
Christopher J Chase, Stephen L Holmgren, John Babu Medamana, Vikram R Saksena: Frame relay switched data service. AT&T, June 27, 2000: US06081524 (86 worldwide citation)

A new type of data transport service which uses a frame relay layer 2 data link connection identifier (DLCI) to select among various service types, feature sets, and/or closed user groups (CUGs). A layer 3 address may be extracted from a layer 2 frame, and the layer 3 address information may be used ...


4
Christopher J Chase, Stephen L Holmgren, David Kinsky, John Babu Medamana, Jeewan P Ramsaroop, Mateusz W Szela: Technique for ethernet access to packet-based services. AT&T, August 15, 2006: US07092389 (67 worldwide citation)

An Ethernet Metropolitan Area Network (10) provides connectivity to one or more customer premises (161,162,163) to packet-based services, such as ATM, Frame Relay, or IP, while advantageously providing a mechanism for assuring security and regulation of customer traffic. Upon receipt of each custome ...


5
Christopher J Chase, Stephen L Holmgren, John Babu Medamana, Vikram R Saksena: Traffic management for frame relay switched data service. AT&T, February 13, 2001: US06188671 (63 worldwide citation)

A new type of data transport service which uses a frame relay layer 2 data link connection identifier (DLCI) to select among various service types, feature sets, and/or closed user groups (CUGs). A layer 3 address may be extracted from a layer 2 frame, and the layer 3 address information may be used ...


6
Christopher J Chase, Stephen L Holmgren, John Babu Medamana, Vikram R Saksena: Traffic management for frame relay switched data service. AT&T, January 25, 2005: US06847611 (25 worldwide citation)

A new type of data transport service which uses a frame relay layer 2 data link connection identifier (DLCI) to select among various service types, feature sets, and/or closed user groups (CUGs). A layer 3 address may be extracted from a layer 2 frame, and the layer 3 address information may be used ...


7
Christopher J Chase, Stephen L Holmgren, David Kinsky, John Babu Medamana, Jeewan P Ramsaroop, Mateusz W Szela: Technique for ethernet access to packet-based services. AT & T, October 10, 2006: US07120150 (20 worldwide citation)

An Ethernet Metropolitan Area Network (10) provides connectivity to one or more customer premises (161, 162, 163) to packet-bases services, such as ATM, Frame Relay, or IP while advantageously providing a mechanism for assuring security and regulation of customer traffic. Upon receipt of each custom ...


8
Christopher J Chase, Stephen L Holmgren, John Babu Medamana, Vikram R Saksena: Frame relay switched data service. AT&T, December 9, 2008: US07463627 (16 worldwide citation)

A new type of data transport service which uses a frame relay layer 2 data link connection identifier (DLCI) to select among various service types, feature sets, and/or closed user groups (CUGs). A layer 3 address may be extracted from a layer 2 frame, and the layer 3 address information may be used ...


9
Christopher J Chase, Stephen L Holmgren, David Kinsky, John Babu Medamana, Jeewan P Ramsaroop, Mateusz W Szela: Technique for ethernet access to packet-based services. AT&T Intellectual Property II, December 20, 2011: US08081631 (9 worldwide citation)

An Ethernet Metropolitan Area Network provides connectivity to one or more customer premises to packet-based services, such as ATM, Frame Relay, or IP, while advantageously providing a mechanism for assuring security and regulation of customer traffic. Upon receipt of each customer-generated informa ...


10
Christopher J Chase, Stephen L Holmgren, David Kinsky, John Babu Medamana, Jeewan P Ramsaroop, Mateusz W Szela: Technique for ethernet access to packet-based services. AT&T Intellectual Property II, August 3, 2010: US07769006 (8 worldwide citation)

An Ethernet Metropolitan Area Network (10) provides connectivity to one or more customer premises (161, 162, 163) to packet-bases services, such as ATM, Frame Relay, or IP while advantageously providing a mechanism for assuring security and regulation of customer traffic. Upon receipt of each custom ...