LAN Systems
... • Developed for packet radio networks. • When station has frame, it sends. – Station listens (for max round trip time)plus small increment. – If received ACK, fine. If not, retransmit the frame. – If no ACK after repeated transmissions, give up. • Frames includes frame check sequence (as in HDLC). – ...
... • Developed for packet radio networks. • When station has frame, it sends. – Station listens (for max round trip time)plus small increment. – If received ACK, fine. If not, retransmit the frame. – If no ACK after repeated transmissions, give up. • Frames includes frame check sequence (as in HDLC). – ...
Computer Networks (CS 778)
... ATM ARP server builds DB of (IP-addr, ATM-addr) pairs for its LIS; hosts ask for IP-addr) Allows a large ATM net to be subdivided into smaller nets (so ATM ARP service is efficient) Nodes on the same subnet have the same IP network-address and send datagrams directly. Nodes on different subnets have ...
... ATM ARP server builds DB of (IP-addr, ATM-addr) pairs for its LIS; hosts ask for IP-addr) Allows a large ATM net to be subdivided into smaller nets (so ATM ARP service is efficient) Nodes on the same subnet have the same IP network-address and send datagrams directly. Nodes on different subnets have ...
Security Technology-I
... • Like filtering firewalls, do not usually look at data traffic flowing between two networks, but prevent direct connections between one network and another • Accomplished by creating tunnels connecting specific processes or systems on each side of the firewall, and allow only authorized traffic in ...
... • Like filtering firewalls, do not usually look at data traffic flowing between two networks, but prevent direct connections between one network and another • Accomplished by creating tunnels connecting specific processes or systems on each side of the firewall, and allow only authorized traffic in ...
Fieldbuses for Process Control
... At the field level, instruments appear in large quantities, often in the hundreds or thousands. The wire runs are very long, as the network cable must run from the control room all the way into the field, up towers, and then branching out to devices scattered throughout the site. Because there is a ...
... At the field level, instruments appear in large quantities, often in the hundreds or thousands. The wire runs are very long, as the network cable must run from the control room all the way into the field, up towers, and then branching out to devices scattered throughout the site. Because there is a ...
NetProgCourse_ch1
... • Means that the data is received by the receiver in the same order as it is transmitted by the sender. In a packet-switched network, it is possible for two consecutive packets to take different routes, and thus arrive at their destination in a different order from the order in which they were sent. ...
... • Means that the data is received by the receiver in the same order as it is transmitted by the sender. In a packet-switched network, it is possible for two consecutive packets to take different routes, and thus arrive at their destination in a different order from the order in which they were sent. ...
Link state Routing - 寬頻網路實驗室
... The length (weight) of each link (arc) may be measured by delay, cost, performance, … etc. Each node collects the network status (path information) to calculate the shortest path to destinations Each node shall broadcast its link information Flooding is necessary Each node decides the shor ...
... The length (weight) of each link (arc) may be measured by delay, cost, performance, … etc. Each node collects the network status (path information) to calculate the shortest path to destinations Each node shall broadcast its link information Flooding is necessary Each node decides the shor ...
Chapter 15
... RIP and HELLO used to update routing tables Get info from other routers inside AS routed implements RIP Advertises information from local routing table Updates local table when it receives updates RIP trusts routers within the AS to send correct data ...
... RIP and HELLO used to update routing tables Get info from other routers inside AS routed implements RIP Advertises information from local routing table Updates local table when it receives updates RIP trusts routers within the AS to send correct data ...
Networking Basics Introducing Basic Network Concepts *In the
... • TCP incurs additional overhead to gain functions. • Additional functions specified by TCP are the same order delivery, reliable delivery, and flow control. • Each TCP segment has 20 bytes of overhead in the header encapsulating the Application layer data. • Applications that use TCP are: ...
... • TCP incurs additional overhead to gain functions. • Additional functions specified by TCP are the same order delivery, reliable delivery, and flow control. • Each TCP segment has 20 bytes of overhead in the header encapsulating the Application layer data. • Applications that use TCP are: ...
Chapter 1
... End-users in a fiber-based WDM backbone network may communicate with one another via all-optical (WDM) channels, which are referred to as lightpaths. A lightpath may span multiple fiber links, e.g., to provide a "circuit-switched" interconnection between two nodes which may have a heavy traffic flow ...
... End-users in a fiber-based WDM backbone network may communicate with one another via all-optical (WDM) channels, which are referred to as lightpaths. A lightpath may span multiple fiber links, e.g., to provide a "circuit-switched" interconnection between two nodes which may have a heavy traffic flow ...
Institutionen för systemteknik
... changed to implementation of a router having two gigabit Ethernet ports that should cope with worst case conditions. A previous thesis written at the department had shown the feasibility of implementing such a router with an on-chip network (SoCBUS) in a custom ASIC. It was however obvious from the ...
... changed to implementation of a router having two gigabit Ethernet ports that should cope with worst case conditions. A previous thesis written at the department had shown the feasibility of implementing such a router with an on-chip network (SoCBUS) in a custom ASIC. It was however obvious from the ...
PDF
... The rest of this paper is structured as follows. In the next section, we describe the basic DC-net scheme on which CliqueNet builds. Section 3 describes the self-organizing clique formation algorithm. Section 4 presents the wire-protocol we use to encode anonymous bits. Section 5 describes how Cliq ...
... The rest of this paper is structured as follows. In the next section, we describe the basic DC-net scheme on which CliqueNet builds. Section 3 describes the self-organizing clique formation algorithm. Section 4 presents the wire-protocol we use to encode anonymous bits. Section 5 describes how Cliq ...
Building a UTP networking cable and connecting two computers
... Key Point UTP cable is the most common cable in LANs. Lab Length: 1 Hour Lab ...
... Key Point UTP cable is the most common cable in LANs. Lab Length: 1 Hour Lab ...
F2329
... contact with that particular node. After that this node stores the packet locally until it encounters next intermediate node. And when encounter occurs the packet is sent to next intermediate node. This procedure is followed until the destination is reached. When two nodes come in contact with each ...
... contact with that particular node. After that this node stores the packet locally until it encounters next intermediate node. And when encounter occurs the packet is sent to next intermediate node. This procedure is followed until the destination is reached. When two nodes come in contact with each ...
downloading
... G Gateway: Send anything for this destination on to this remote system, which will figure out from there where to send it. S Static: This route was configured manually, not automatically generated by the system. C Clone: Generates a new route based on this route for hosts we connect to. This type of ...
... G Gateway: Send anything for this destination on to this remote system, which will figure out from there where to send it. S Static: This route was configured manually, not automatically generated by the system. C Clone: Generates a new route based on this route for hosts we connect to. This type of ...
356961: Internet Protocols
... CRC is based upon the idea that it is highly unlikely for an uncorrupted packet to be perfectly divisible by the CRC polynomial. Random access MAC protocols tend to perform very well at low loads in terms of channel multiplexing; but suffer from high delay at high loads. “Taking turns” o ...
... CRC is based upon the idea that it is highly unlikely for an uncorrupted packet to be perfectly divisible by the CRC polynomial. Random access MAC protocols tend to perform very well at low loads in terms of channel multiplexing; but suffer from high delay at high loads. “Taking turns” o ...
20080122-boote-swany
... Performance Gap by providing end-users a seamless way to access new types of high performance networks like the Dynamic Circuit (DC) Network to maximize their application performance. ...
... Performance Gap by providing end-users a seamless way to access new types of high performance networks like the Dynamic Circuit (DC) Network to maximize their application performance. ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE)
... The cross-layer functionalities of XLM lie in these constraints that define the initiative of a node to participate in communication. Using the initiative concept, XLM performs local congestion control, hop-by-hop reliability, and distributed operation. For a successful communication, a node first i ...
... The cross-layer functionalities of XLM lie in these constraints that define the initiative of a node to participate in communication. Using the initiative concept, XLM performs local congestion control, hop-by-hop reliability, and distributed operation. For a successful communication, a node first i ...
20080122-boote-swany
... Performance Gap by providing end-users a seamless way to access new types of high performance networks like the Dynamic Circuit (DC) Network to maximize their application performance. ...
... Performance Gap by providing end-users a seamless way to access new types of high performance networks like the Dynamic Circuit (DC) Network to maximize their application performance. ...
Processing Massive Data Streams
... Single Pass: Each record is examined at most once – Small Space: Log or polylog in data stream size – Small-time: Low per-record processing time (maintain synopses) ...
... Single Pass: Each record is examined at most once – Small Space: Log or polylog in data stream size – Small-time: Low per-record processing time (maintain synopses) ...
Look-ahead strategies based on store
... to a vehicular relay (VR) which could then carry the message closer to the BS before retransmission. In the same way, a BS can transmit to a VR which could then carry information messages closer to a target user; acting in this way as a message ferry between the two end points. Such an operation is ...
... to a vehicular relay (VR) which could then carry the message closer to the BS before retransmission. In the same way, a BS can transmit to a VR which could then carry information messages closer to a target user; acting in this way as a message ferry between the two end points. Such an operation is ...