Final exam
... COMP 327 Computer Networks Final Examination (Total 82 marks) Notes: For full marks, you ought to use correct units, e.g., Hz, KHz, frames/sec, bps and so on, in the following questions. ...
... COMP 327 Computer Networks Final Examination (Total 82 marks) Notes: For full marks, you ought to use correct units, e.g., Hz, KHz, frames/sec, bps and so on, in the following questions. ...
UNIT 2
... Chapter 4 The Medium Access Sublayer 421 Multiple Access Protocols 4.2.2 Carrier Sense Multiple Access Protocols For this reason we will model the contention interval as a slotted ALOHA system with slot width 2t (t is the end to end delay). On a 1-km long coaxial cable, t5msec. It is important to ...
... Chapter 4 The Medium Access Sublayer 421 Multiple Access Protocols 4.2.2 Carrier Sense Multiple Access Protocols For this reason we will model the contention interval as a slotted ALOHA system with slot width 2t (t is the end to end delay). On a 1-km long coaxial cable, t5msec. It is important to ...
980617
... Threshold is specified for each multicast packet. All traffic in Mbone uses User Data Protocol (UDP) rather than TCP. ...
... Threshold is specified for each multicast packet. All traffic in Mbone uses User Data Protocol (UDP) rather than TCP. ...
Wireless LANs and IEEE 802.11 medium access control
... simplest is each station belongs to single BSS can have two BSSs overlap a station can participate in more than one BSS association between station and BSS dynamic ESS is two or more BSS interconnected by DS appears as single logical LAN to LLC ...
... simplest is each station belongs to single BSS can have two BSSs overlap a station can participate in more than one BSS association between station and BSS dynamic ESS is two or more BSS interconnected by DS appears as single logical LAN to LLC ...
DTN Communication in a Mine
... ment and operations data collected by mining equipment to a control room and conveying instructions from the control room to the equipment and personnel. In some development stages (e.g., production drilling) the mining equipment may be out of reach of any communications for days and the operators f ...
... ment and operations data collected by mining equipment to a control room and conveying instructions from the control room to the equipment and personnel. In some development stages (e.g., production drilling) the mining equipment may be out of reach of any communications for days and the operators f ...
Lecture notes - 南京大学计算机科学与技术系
... Addressing (usually rather low level) Control information for receiving network device (host/network node) Trailer (if present) carries error check Used for detecting errors in received frame Block sizes restricted by buffer sizes in the network device interfaces Frame: ...
... Addressing (usually rather low level) Control information for receiving network device (host/network node) Trailer (if present) carries error check Used for detecting errors in received frame Block sizes restricted by buffer sizes in the network device interfaces Frame: ...
Data Link Layer
... – We learned how to do this already! (in ch3) – Seldom used on low bit-error link (fiber, some twisted pair) – Used for wireless links with high error rates ...
... – We learned how to do this already! (in ch3) – Seldom used on low bit-error link (fiber, some twisted pair) – Used for wireless links with high error rates ...
d - CSIE -NCKU
... To demonstrate the performance improvement from the three proposed XOR hashing techniques: d-IOX, d-SOX, and d-NFD over the group-XOR technique, a series of Simulation runs are performed on a variety of sets of data. Additional simulation runs are also performed to compare the proposed XOR hashing ...
... To demonstrate the performance improvement from the three proposed XOR hashing techniques: d-IOX, d-SOX, and d-NFD over the group-XOR technique, a series of Simulation runs are performed on a variety of sets of data. Additional simulation runs are also performed to compare the proposed XOR hashing ...
BCS THE CHARTERED INSTITUTE FOR IT COMPUTER NETWORKS BCS HIGHER EDUCATION QUALIFICATIONS
... Wide Area Network (WAN) encapsulation protocols are used when connecting a router to an externally provided WAN service. These protocols are based on the High Level Data Link Control (HDLC) in which each message starts and ends with the unique flag sequence of 01111110. In order to prevent this flag ...
... Wide Area Network (WAN) encapsulation protocols are used when connecting a router to an externally provided WAN service. These protocols are based on the High Level Data Link Control (HDLC) in which each message starts and ends with the unique flag sequence of 01111110. In order to prevent this flag ...
Review for Quiz-1 - Georgia Institute of Technology
... (which can add delay) • simple: no connection state at sender, receiver • small segment header • no congestion control: UDP can blast away as fast as desired • Single thread and socket for each local server port number. ...
... (which can add delay) • simple: no connection state at sender, receiver • small segment header • no congestion control: UDP can blast away as fast as desired • Single thread and socket for each local server port number. ...
LAN Interconnections
... Why Interconnect? To separate / connect one corporate division with another. ...
... Why Interconnect? To separate / connect one corporate division with another. ...
GK2411581160
... second approach assumes that link layers are unreliable and retransmissions are performed end-toend. It is also possible to consider a mix of the above as a third approach, where link layers perform a few retransmissions if necessary, but perfect reliability is only guaranteed through end-to-end mec ...
... second approach assumes that link layers are unreliable and retransmissions are performed end-toend. It is also possible to consider a mix of the above as a third approach, where link layers perform a few retransmissions if necessary, but perfect reliability is only guaranteed through end-to-end mec ...
Chapter 2
... the required response times. Some of the main features of frame relay are as follows: a) Connection Oriented b) Based on packet switching c) No link level error and flow control d) Routing decision, as to which node a packet should be forwarded to moved from layer 3 in IP/X.25 to layer 2 in Frame Re ...
... the required response times. Some of the main features of frame relay are as follows: a) Connection Oriented b) Based on packet switching c) No link level error and flow control d) Routing decision, as to which node a packet should be forwarded to moved from layer 3 in IP/X.25 to layer 2 in Frame Re ...
Transmission Control Protocol/Internet Protocol for the PC: an Ethernet implementation
... internetworking would be a relatively simple process. Unfortunately, there are nearly as ...
... internetworking would be a relatively simple process. Unfortunately, there are nearly as ...