wireless mesh networks
... uniquely identify a RREQ. – Along with its own sequence number and broadcast ID, the source node includes in the RREQ the most recent sequence number it has for the destination. ...
... uniquely identify a RREQ. – Along with its own sequence number and broadcast ID, the source node includes in the RREQ the most recent sequence number it has for the destination. ...
Alcatel-Lucent OmniSwitch 6900
... customers migrate to 10GbE connectivity with 40GbE* uplinks. The OmniSwitch 6900-X40 has 40 fixed SFP+ ports and one expansion slot on the front panel. It also supports one expansion slot on the back of the device. The OmniSwitch 6900-X20 has 20 fixed SFP+ ports and one expansion slot on the front p ...
... customers migrate to 10GbE connectivity with 40GbE* uplinks. The OmniSwitch 6900-X40 has 40 fixed SFP+ ports and one expansion slot on the front panel. It also supports one expansion slot on the back of the device. The OmniSwitch 6900-X20 has 20 fixed SFP+ ports and one expansion slot on the front p ...
Review, Mobile IP Principals, Cont…
... connectionless packet-switched data designed to work with an analog cellular system (e.g., AMPS) —Originated by IBM as packet-switching overlay to analog cellular system, early 1990s developed by CDPD Forum, now developed by Wireless Data Forum —Overlay system uses unused bandwidth in cellular syste ...
... connectionless packet-switched data designed to work with an analog cellular system (e.g., AMPS) —Originated by IBM as packet-switching overlay to analog cellular system, early 1990s developed by CDPD Forum, now developed by Wireless Data Forum —Overlay system uses unused bandwidth in cellular syste ...
ROBUSTNESS AGAINST LARGE-SCALE FAILURES IN COMMUNICATIONS NETWORKS Juan SEGOVIA SILVERO Dipòsit legal: GI-251-2012
... in communications networks. Society has come to rely on communications networks for business and leisure and there is high expectation on their availability and performance. Communications networks (or a part thereof) can experience failures, for example due to cables cuts or node breakdowns, but su ...
... in communications networks. Society has come to rely on communications networks for business and leisure and there is high expectation on their availability and performance. Communications networks (or a part thereof) can experience failures, for example due to cables cuts or node breakdowns, but su ...
Bus Topology(Continued) - National Taiwan University
... • ARCNET Plus has the ability to connect with Ethernet, Token Ring, and Transmission Control Protocol/Internet Protocol (TCP/IP) networks using bridges and routers. This is possible because the new version supports the IEEE 802.2 logical link control standard. • ARCNET Plus makes ARCNET an option fo ...
... • ARCNET Plus has the ability to connect with Ethernet, Token Ring, and Transmission Control Protocol/Internet Protocol (TCP/IP) networks using bridges and routers. This is possible because the new version supports the IEEE 802.2 logical link control standard. • ARCNET Plus makes ARCNET an option fo ...
Integrate Services Digital Network (ISDN) and SS7
... Starting from 1980 (mainly in Europe), CAS was being replaced by SS7. The use of stored program control (SPC) exchanges made this possible. Like CCIS, signalling messages are transmitted over separate signalling channels. Unlike CCIS, SS7 technology is based on protocol stacks. ...
... Starting from 1980 (mainly in Europe), CAS was being replaced by SS7. The use of stored program control (SPC) exchanges made this possible. Like CCIS, signalling messages are transmitted over separate signalling channels. Unlike CCIS, SS7 technology is based on protocol stacks. ...
ISDN
... SS7 Signalling Points Service Switching Point (SSP) are switches that originate or terminate calls. An SSP sends signalling messages to other SSP's to set-up, manage, and release voice circuits required to complete a call. Network traffic between signalling points may be routed via a Signal Transfe ...
... SS7 Signalling Points Service Switching Point (SSP) are switches that originate or terminate calls. An SSP sends signalling messages to other SSP's to set-up, manage, and release voice circuits required to complete a call. Network traffic between signalling points may be routed via a Signal Transfe ...
Simplifying Manageability, Scalability and Host Mobility in Large-Scale Enterprise Networks using VEIL-click
... Availability & Reliability: must be resilient to failures ...
... Availability & Reliability: must be resilient to failures ...
Network Address Translation (NAT) Virtual Private Networks (VPN)
... • Hosts on private IP networks need to access public Internet • All traffic travels through a gateway to/from public Internet • Traffic needs to use IP address of gateway ...
... • Hosts on private IP networks need to access public Internet • All traffic travels through a gateway to/from public Internet • Traffic needs to use IP address of gateway ...
MPLS Architecture
... • If LSR1 does not already have a LDP session for the exchange of label spaces LSR1:a and LSR2:b, it attempts to open a TCP connection with LSR2 • LSR1 determines the transport addresses at its end (A1) and LSR2’s end (A2) of the TCP connection • If A1>A2, LSR1 plays the active role; otherwise it is ...
... • If LSR1 does not already have a LDP session for the exchange of label spaces LSR1:a and LSR2:b, it attempts to open a TCP connection with LSR2 • LSR1 determines the transport addresses at its end (A1) and LSR2’s end (A2) of the TCP connection • If A1>A2, LSR1 plays the active role; otherwise it is ...
Network Primer - CS 4474
... • Layered on top of IP referred to as TCP/IP • Provides illusion of point to point connection to an application running on another machine • Each endpoint can regard a TCP/IP connection as a bidirectional stream of bytes between two endpoints • Application can detect when other end of connection has ...
... • Layered on top of IP referred to as TCP/IP • Provides illusion of point to point connection to an application running on another machine • Each endpoint can regard a TCP/IP connection as a bidirectional stream of bytes between two endpoints • Application can detect when other end of connection has ...
What is the Grid?
... • Technical inability to provision individual (per-flow) QoS – “normal“ Internet users • unlimited number of flows come and go at any time • heterogeneous traffic mix – Grid users • number of members in a “virtual team“ may be limited • clear distinction between bulk data transfer and SOAP messages ...
... • Technical inability to provision individual (per-flow) QoS – “normal“ Internet users • unlimited number of flows come and go at any time • heterogeneous traffic mix – Grid users • number of members in a “virtual team“ may be limited • clear distinction between bulk data transfer and SOAP messages ...
TCP - Andrzej Duda
... The TCP segment consists of header fields and a data field. The MSS limits the maximum size of a segment's data field. When TCP sends a large file, it typically breaks the file into chunks of size MSS. As with UDP, the header includes source and destination port numbers, that are used for multiplexi ...
... The TCP segment consists of header fields and a data field. The MSS limits the maximum size of a segment's data field. When TCP sends a large file, it typically breaks the file into chunks of size MSS. As with UDP, the header includes source and destination port numbers, that are used for multiplexi ...
IOSR Journal of Electronics and Communication Engineering (IOSR-JECE)
... In the last 15 years there are many different technologies used in transmission of network traffic from source to destination. Asynchronous Transfer Mode (ATM), Frame Relay, and PPP were included in these technologies. They are all useful and having their own benefits but there are some difficulties ...
... In the last 15 years there are many different technologies used in transmission of network traffic from source to destination. Asynchronous Transfer Mode (ATM), Frame Relay, and PPP were included in these technologies. They are all useful and having their own benefits but there are some difficulties ...
An Introduction to TCP/IP
... medium used to transmit data, but most data transmission for Internet communication begins and ends with Ethernet frames. The Ethernet can use either a bus or star topology. A bus topology attaches all devices in sequence on a single cable. In a star topology all devices are wired directly to a cent ...
... medium used to transmit data, but most data transmission for Internet communication begins and ends with Ethernet frames. The Ethernet can use either a bus or star topology. A bus topology attaches all devices in sequence on a single cable. In a star topology all devices are wired directly to a cent ...
Avaya Ethernet Switching Portfolio Presentation
... Data Centers to realize the full potential of compute virtualization Increasing the flexibility & ...
... Data Centers to realize the full potential of compute virtualization Increasing the flexibility & ...
Chapter 7 Power Point Show
... All servers and routers keep a complete list of the services available throughout the network in server information tables. Like RIP, SAP also uses an aging mechanism to identify and remove table entries that become invalid. Routers do not forward SAP broadcasts. Instead, each router builds its own ...
... All servers and routers keep a complete list of the services available throughout the network in server information tables. Like RIP, SAP also uses an aging mechanism to identify and remove table entries that become invalid. Routers do not forward SAP broadcasts. Instead, each router builds its own ...
Sockets
... • myaddr is a pointer to address struct with: – port number and IP address – if port is 0, then host will pick ephemeral port + not usually for server (exception RPC port-map) ...
... • myaddr is a pointer to address struct with: – port number and IP address – if port is 0, then host will pick ephemeral port + not usually for server (exception RPC port-map) ...