Module 4 Part a - Pohang University of Science and Technology
... packets to other areas “Backbone routers” run an OSPF routing alg. limited to the backbone “Boundary routers” connect to other ASs Network Layer ...
... packets to other areas “Backbone routers” run an OSPF routing alg. limited to the backbone “Boundary routers” connect to other ASs Network Layer ...
Software Packet Processing
... • Possible paths for packet handoff • Building a routing configuration 1. Choose a collection of elements 2. Connect them into a directed graph ...
... • Possible paths for packet handoff • Building a routing configuration 1. Choose a collection of elements 2. Connect them into a directed graph ...
Intradomain routing protocols
... Backup DR (BDR) also syncs with all routers, and takes over if DR dies (typically 5 s wait) Total: 2N – 1 adjacencies DR election: ...
... Backup DR (BDR) also syncs with all routers, and takes over if DR dies (typically 5 s wait) Total: 2N – 1 adjacencies DR election: ...
PowerPoint
... Network Core: Packet Switching each end-end data stream divided into packets user A, B packets share network resources each packet uses full link bandwidth resources used as needed resource contention: aggregate resource demand can exceed amount available ...
... Network Core: Packet Switching each end-end data stream divided into packets user A, B packets share network resources each packet uses full link bandwidth resources used as needed resource contention: aggregate resource demand can exceed amount available ...
Ethernet - Mt. Hood Community College
... Preparing data for transmission Media access control methods Logical network topologies Encapsulating packets into frames Layer 2 frame structure and header and trailer fields ...
... Preparing data for transmission Media access control methods Logical network topologies Encapsulating packets into frames Layer 2 frame structure and header and trailer fields ...
Computer Science 171L
... CATV. CATV was created when the signal from one master antenna was distributed over a large area using coaxial cable and amplifiers. The key innovations in cable TV are optical feeder links, digital compression techniques, and service integration. Today cable TV uses frequency-division multiplexing ...
... CATV. CATV was created when the signal from one master antenna was distributed over a large area using coaxial cable and amplifiers. The key innovations in cable TV are optical feeder links, digital compression techniques, and service integration. Today cable TV uses frequency-division multiplexing ...
Informal Quiz 7 (contd) - ECSE - Rensselaer Polytechnic Institute
... An overwhelmingly large number of prefixes in the global routing mesh are between 16 and 24 bits long Multihoming by enterprises is leading to exponential growth in routing tables. Multi-stage crossbar saves crosspoints at the expense of needing to reconfigure inter-block connections eve ...
... An overwhelmingly large number of prefixes in the global routing mesh are between 16 and 24 bits long Multihoming by enterprises is leading to exponential growth in routing tables. Multi-stage crossbar saves crosspoints at the expense of needing to reconfigure inter-block connections eve ...
OpenFlow Switching: Data Plane Performance
... randomly generated destination IP addresses for the routing tests, UDP port numbers for OpenFlow tests and destination MAC addresses for switching. Fig. 5 presents the results. For each packet size, three columns are plotted: one for each table size. Furthermore, in each column the offered load and ...
... randomly generated destination IP addresses for the routing tests, UDP port numbers for OpenFlow tests and destination MAC addresses for switching. Fig. 5 presents the results. For each packet size, three columns are plotted: one for each table size. Furthermore, in each column the offered load and ...
HPSpaper - University of California, Irvine
... microcontroller, to operate the Ethernet controller, and reading from the registers facilitates monitoring the Ethernet controller’s operation. The control register memory is sectioned into four banks, each containing different registers. The last five addresses in each bank, however, access a commo ...
... microcontroller, to operate the Ethernet controller, and reading from the registers facilitates monitoring the Ethernet controller’s operation. The control register memory is sectioned into four banks, each containing different registers. The last five addresses in each bank, however, access a commo ...
IPv4 and IPv6
... c) Best effort delivery service: meaning that IP provides no error control or flow control. d) IP uses only an error detection mechanism (Chechsum) and discards the packet if it is corrupted. e) IP does its best to deliver a packet to its destination, but with no guarantees. Needs to rely on TCP lay ...
... c) Best effort delivery service: meaning that IP provides no error control or flow control. d) IP uses only an error detection mechanism (Chechsum) and discards the packet if it is corrupted. e) IP does its best to deliver a packet to its destination, but with no guarantees. Needs to rely on TCP lay ...
Performance Evaluation of VoIP and TCP over wireless networks
... This is on the service providers side, on the the userend sides, many mobile companies are designing their new mobile sets to make them capable of conducting VoIP calls over wireless network and to support many multimedia services on the mobile sets. ...
... This is on the service providers side, on the the userend sides, many mobile companies are designing their new mobile sets to make them capable of conducting VoIP calls over wireless network and to support many multimedia services on the mobile sets. ...
Interconnection networks 1 - Thayer School of Engineering
... – “Time division multiplexing” divide B/W transmission line into a fixed number of slots, with each slot assigned to a conversation • Problem: lines busy based on number of conversations, not amount of information sent • Advantage: reserved bandwidth ...
... – “Time division multiplexing” divide B/W transmission line into a fixed number of slots, with each slot assigned to a conversation • Problem: lines busy based on number of conversations, not amount of information sent • Advantage: reserved bandwidth ...
physical
... – Control plane downtime: 3.56 seconds – Routing-protocol adjacencies stay up – At most one retransmission of a message ...
... – Control plane downtime: 3.56 seconds – Routing-protocol adjacencies stay up – At most one retransmission of a message ...
THE OPTIMIZATION OF STEPPING STONE DETECTION: PACKET CAPTURING STEPS MOHD NIZAM OMAR
... IRIX, and BSD Packet Filter [22]. All of these facilities only work in Unix-based environment. BSD offers substantial performance improvement over existing packet capture facilities, 10 to 150 times faster than Sun’s NIT, and 1.5 times faster than CPSF on the same hardware and traffic mix. In window ...
... IRIX, and BSD Packet Filter [22]. All of these facilities only work in Unix-based environment. BSD offers substantial performance improvement over existing packet capture facilities, 10 to 150 times faster than Sun’s NIT, and 1.5 times faster than CPSF on the same hardware and traffic mix. In window ...
Chapter 1: PowerPoint slides - ECE
... Therefore, C is an “exposed station” to B. Note that for C to be allowed to transmit, C must know that A is not located in its transmission range and that D is not in B’s transmission range. Hidden station problem is much simpler to solve! ...
... Therefore, C is an “exposed station” to B. Note that for C to be allowed to transmit, C must know that A is not located in its transmission range and that D is not in B’s transmission range. Hidden station problem is much simpler to solve! ...