Jingguo GE New Internet Architecture CNIC, CAS
... Optical transport technologies is expected to meet the capacity requirements of Internet growth, however, the routing and switching technologies of IP layer linked with the Moore’s law is becoming the bottleneck of information infrastructure. The routing protocols is too complicated to meet all re ...
... Optical transport technologies is expected to meet the capacity requirements of Internet growth, however, the routing and switching technologies of IP layer linked with the Moore’s law is becoming the bottleneck of information infrastructure. The routing protocols is too complicated to meet all re ...
High-speed digital telecommunications networks that are national or
... • Dedicated lines – Continuously available – Conditioned to transmit data at high speeds ...
... • Dedicated lines – Continuously available – Conditioned to transmit data at high speeds ...
VoIP Standards for CDMA
... X.S0013-005 IP Multimedia (IM) Subsystem Cx Interface; Signaling flows and message contents (based on TS 29.228) X.S0013-010 IP Multimedia Subsystem (IMS) Sh Interface signaling flows and message contents (based on TS 29.328) X.S0017 Open Service Access (OSA); Application Programming Interface (base ...
... X.S0013-005 IP Multimedia (IM) Subsystem Cx Interface; Signaling flows and message contents (based on TS 29.228) X.S0013-010 IP Multimedia Subsystem (IMS) Sh Interface signaling flows and message contents (based on TS 29.328) X.S0017 Open Service Access (OSA); Application Programming Interface (base ...
Content Adaptation in heterogeneous Environment
... Output: personalized “Video” flow for each client the client module After sending to the proxy connection and QoS parameters, its role is to receive decompress and display the “video” flow. Input: flow of JPEG images issued by the proxy, Output: client/QoS requests for configuring the proxy. ...
... Output: personalized “Video” flow for each client the client module After sending to the proxy connection and QoS parameters, its role is to receive decompress and display the “video” flow. Input: flow of JPEG images issued by the proxy, Output: client/QoS requests for configuring the proxy. ...
ACCESS NETWORKING - CERN Computing Seminars
... • VOIP is the fastest growing area in comm. Today • Carries voice traffic as data packets over packet switched data networks instead of as asynchronous stream of binary data over a circuit switched TDM voice network • Address and control info of IP packet carries voice to dest. • Convenient to talk ...
... • VOIP is the fastest growing area in comm. Today • Carries voice traffic as data packets over packet switched data networks instead of as asynchronous stream of binary data over a circuit switched TDM voice network • Address and control info of IP packet carries voice to dest. • Convenient to talk ...
Next Generation Networks
... There are more than 200 million wireless subscribers in the world today; an additional 700 million more will be added over the next 15-20 years There are more than 200 million Cable TV subscribers in the world today; an additional 300 million more will be added over the next 15-20 years More t ...
... There are more than 200 million wireless subscribers in the world today; an additional 700 million more will be added over the next 15-20 years There are more than 200 million Cable TV subscribers in the world today; an additional 300 million more will be added over the next 15-20 years More t ...
Kaleidoscope 2009 - Powerpoint template for paper presentation
... An immediate example of INM CLQ’s beneficiary would be the real-time composite metric calculation. The preliminary formula used for an overall perspective of the links with the neighbors (for hop-by-hop data transport) is: ...
... An immediate example of INM CLQ’s beneficiary would be the real-time composite metric calculation. The preliminary formula used for an overall perspective of the links with the neighbors (for hop-by-hop data transport) is: ...
ppt
... • Implementing a functionality at a lower level should have minimum performance impact on the applications that do not use the functionality ...
... • Implementing a functionality at a lower level should have minimum performance impact on the applications that do not use the functionality ...
Презентация PowerPoint - Wireless | T/ICT4D Lab
... 9. Quality of Service (QoS) in INTERNET Definition of QoS 1. The performance specification of a communications channel or system 2. A subjective rating of telephone communications quality in which listeners judge transmissions by qualifiers, such as excellent, good, fair, poor or Unsatisfactory ...
... 9. Quality of Service (QoS) in INTERNET Definition of QoS 1. The performance specification of a communications channel or system 2. A subjective rating of telephone communications quality in which listeners judge transmissions by qualifiers, such as excellent, good, fair, poor or Unsatisfactory ...
Network Layer 2 - Faruk Hadziomerovic
... (b) Fragments after passing through a network with maximum packet size of 8 payload bytes plus header. (c) Fragments after passing through a size 5 gateway. ...
... (b) Fragments after passing through a network with maximum packet size of 8 payload bytes plus header. (c) Fragments after passing through a size 5 gateway. ...
Network Measurement
... from network trafffic measurement and modeling research in the last 20 years Not an exhaustive list, but hits most of the highlights For more detail, see papers (or ask!) ...
... from network trafffic measurement and modeling research in the last 20 years Not an exhaustive list, but hits most of the highlights For more detail, see papers (or ask!) ...
Hybrid Networks - MIT Haystack Observatory
... How many FE (100Mbps) flows does it take to saturate a 10GE backbone? How many GE (1Gbps) flows does it take? This situation is exacerbated in the R&E environment by widespread FE/GE access to labs, dorms, data repositories, computational clusters, sensors, etc. Over Engineering is not effective in ...
... How many FE (100Mbps) flows does it take to saturate a 10GE backbone? How many GE (1Gbps) flows does it take? This situation is exacerbated in the R&E environment by widespread FE/GE access to labs, dorms, data repositories, computational clusters, sensors, etc. Over Engineering is not effective in ...
Networking Basics and Internet Protocol Stack
... Packet-switched network Small fixed-size packets (53 bytes) Designed for integrated services (voice, video, data, imaging, interactivity,…) High speed network technologies (optical) Wide range of user and application behaviour Bursty, variable bandwidth required per call Aggregation of traffic at sw ...
... Packet-switched network Small fixed-size packets (53 bytes) Designed for integrated services (voice, video, data, imaging, interactivity,…) High speed network technologies (optical) Wide range of user and application behaviour Bursty, variable bandwidth required per call Aggregation of traffic at sw ...
At least a Secret Security Clearance Required
... • Fault Management • Performance monitoring • Provisioning • Long-term BER (bit error rate) testing • Linear APS (automatic protection switching) testing • BLSR (bidirectional line-switched ring) testing UPSR (unidirectional path switched ring) testing Spectral domain measurements including, but not ...
... • Fault Management • Performance monitoring • Provisioning • Long-term BER (bit error rate) testing • Linear APS (automatic protection switching) testing • BLSR (bidirectional line-switched ring) testing UPSR (unidirectional path switched ring) testing Spectral domain measurements including, but not ...
Efficient Resource Broker Architecture to Provide
... Relevant Work IETF proposed QoS mechanisms 1. Integrated services (IntServ) • IntServ provides end to end QoS. • Uses RSVP protocol for resource reservation • Routers should maintain per- flow information • Scalability of flows is major disadvantage. • Out-of –band signaling mechanism, bandwidth ove ...
... Relevant Work IETF proposed QoS mechanisms 1. Integrated services (IntServ) • IntServ provides end to end QoS. • Uses RSVP protocol for resource reservation • Routers should maintain per- flow information • Scalability of flows is major disadvantage. • Out-of –band signaling mechanism, bandwidth ove ...
best-effort service!
... • DS filed reuse the first 6 bits from the former Type of Service (TOS) byte • The other two bits are proposed to be used by ECN ...
... • DS filed reuse the first 6 bits from the former Type of Service (TOS) byte • The other two bits are proposed to be used by ECN ...
pptx
... Implementing a functionality at a lower level should have minimum performance impact on the applications that do not use the functionality ...
... Implementing a functionality at a lower level should have minimum performance impact on the applications that do not use the functionality ...
Slides - Duke Computer Science
... Indirect Control Creates Subtle Dependencies • Example: – Policy #1: use C as egress point for traffic from AS X – Policy #2: enable ECMP for A-C flow ...
... Indirect Control Creates Subtle Dependencies • Example: – Policy #1: use C as egress point for traffic from AS X – Policy #2: enable ECMP for A-C flow ...
Security in VoIP - Florida Atlantic University
... VoIP (Voice over Internet Protocol), sometimes referred to as Internet telephony, is a method of digitizing voice, encapsulating the digitized voice into packets and transmitting those packets over a packet switched IP network. ...
... VoIP (Voice over Internet Protocol), sometimes referred to as Internet telephony, is a method of digitizing voice, encapsulating the digitized voice into packets and transmitting those packets over a packet switched IP network. ...
Principle Engineer - By Light Professional IT Services
... • Fault Management • Performance monitoring • Provisioning • Long-term BER (bit error rate) testing • Linear APS (automatic protection switching) testing • BLSR (bidirectional line-switched ring) testing UPSR (unidirectional path switched ring) testing Spectral domain measurements including, but not ...
... • Fault Management • Performance monitoring • Provisioning • Long-term BER (bit error rate) testing • Linear APS (automatic protection switching) testing • BLSR (bidirectional line-switched ring) testing UPSR (unidirectional path switched ring) testing Spectral domain measurements including, but not ...
Integrated Design Techniques Ltd www .idtuk.com Communications
... As Suppliers therefore faced limited competition there was little incentive to start new development or to implement new technology. One consequence of this was that centrally-controlled Traffic Signal Controllers would only work with a specific communications circuit from BT. When BT announced the ...
... As Suppliers therefore faced limited competition there was little incentive to start new development or to implement new technology. One consequence of this was that centrally-controlled Traffic Signal Controllers would only work with a specific communications circuit from BT. When BT announced the ...
Multi-Homing Gateway MHG-1500
... high bandwidth consumption, information asset leakage, and malicious code, etc. In answer to that, to ensure network security, the device allows you to restrain P2P sharing (eMule, BitTorrent, WinMX, eDonkey, Foxy, etc.), multimedia streaming, Web-based email access, online gaming, VPN tunneling, an ...
... high bandwidth consumption, information asset leakage, and malicious code, etc. In answer to that, to ensure network security, the device allows you to restrain P2P sharing (eMule, BitTorrent, WinMX, eDonkey, Foxy, etc.), multimedia streaming, Web-based email access, online gaming, VPN tunneling, an ...