frame-relay map
... link-layer protocol that handles multiple virtual circuits using High-Level Data Link Control (HDLC) encapsulation between connected devices. Frame Relay uses virtual circuits to make connections through a connection-oriented service. ...
... link-layer protocol that handles multiple virtual circuits using High-Level Data Link Control (HDLC) encapsulation between connected devices. Frame Relay uses virtual circuits to make connections through a connection-oriented service. ...
Distributed Systems: Concepts and Design Slides for Chapter 10
... • GUID computed by a secure hash function such as SHA-1 (see Chapter 11) using public key of node • Typically hash function is applied to the object name (or another known part of the object state) • 0 <= GUID <= 2128 - 1 Routing performance: • Order of log N steps when N nodes participate in system ...
... • GUID computed by a secure hash function such as SHA-1 (see Chapter 11) using public key of node • Typically hash function is applied to the object name (or another known part of the object state) • 0 <= GUID <= 2128 - 1 Routing performance: • Order of log N steps when N nodes participate in system ...
The California Institute for Telecommunications and
... – Templates are extended depending on configuration needed ...
... – Templates are extended depending on configuration needed ...
Chapter5_L5
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? ...
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? ...
CISC6725, Data Comm. and Network
... 2. Suppose the information portion of a packet (D in Figure 5.3) contains 8 bytes consisting of the 8bit unsigned binary ASCII representation of string “Fordham”. Compute the Internet checksum for this data. ...
... 2. Suppose the information portion of a packet (D in Figure 5.3) contains 8 bytes consisting of the 8bit unsigned binary ASCII representation of string “Fordham”. Compute the Internet checksum for this data. ...
Routing PowerPoint - University at Albany
... of the value “0” for itself and the value “infinity” for every other destination Each router will transmit its distance vector to each of its neighbors whenever the information changes (as well as when a link to a neighbor first comes up) Each router saves the most recently received distance vector ...
... of the value “0” for itself and the value “infinity” for every other destination Each router will transmit its distance vector to each of its neighbors whenever the information changes (as well as when a link to a neighbor first comes up) Each router saves the most recently received distance vector ...
P2P Networking
... R = # rounds needed to locate the object T = # query transmissions p = P(Randomly chosen node does not have object) = 1-(H/N) Recall: f = # neighbors each node forwards query to P(R > i) = p^(f+f2+f3+…+fi) = p^((fi+1-f)/(f-1)) ...
... R = # rounds needed to locate the object T = # query transmissions p = P(Randomly chosen node does not have object) = 1-(H/N) Recall: f = # neighbors each node forwards query to P(R > i) = p^(f+f2+f3+…+fi) = p^((fi+1-f)/(f-1)) ...
On Random walk
... Let p(d) be the probability that a random walk on a dD lattice returns to the origin. In 1921, Pólya proved that, (1) p(1)=p(2)=1, but (2) p(d)<1 for d>2 ...
... Let p(d) be the probability that a random walk on a dD lattice returns to the origin. In 1921, Pólya proved that, (1) p(1)=p(2)=1, but (2) p(d)<1 for d>2 ...
ppt2
... Let p(d) be the probability that a random walk on a dD lattice returns to the origin. In 1921, Pólya proved that, (1) p(1)=p(2)=1, but (2) p(d)<1 for d>2 ...
... Let p(d) be the probability that a random walk on a dD lattice returns to the origin. In 1921, Pólya proved that, (1) p(1)=p(2)=1, but (2) p(d)<1 for d>2 ...
LANs and Hi-speed LANs
... developed for packet radio nets when station has frame, it sends then listens for a bit over max round trip time (RTT) if receive ACK then fine if not, retransmit if no ACK after repeated transmissions, give up ...
... developed for packet radio nets when station has frame, it sends then listens for a bit over max round trip time (RTT) if receive ACK then fine if not, retransmit if no ACK after repeated transmissions, give up ...
Slides INTERACT-9
... – Each node keeps a table whose dimensions depends on the number of nodes – Each entry records info about a specific node: • The node’s @IP ...
... – Each node keeps a table whose dimensions depends on the number of nodes – Each entry records info about a specific node: • The node’s @IP ...
CCNA1 3.0-11 TCPIP Transport & Application Layers
... In other words, different applications can send data segments on a first-come, firstserved basis. The segments that arrive first will be taken care of first. These segments can be routed to the same or different destinations. This is referred to as the multiplexing of upper-layer conversations. One ...
... In other words, different applications can send data segments on a first-come, firstserved basis. The segments that arrive first will be taken care of first. These segments can be routed to the same or different destinations. This is referred to as the multiplexing of upper-layer conversations. One ...
PPT Version
... – 802.11-based and Rockwell Collins USAP TDMA – Ricean fading model, no power control – OSPFv2 implementation (validated against Moy ospfd implementation) – random waypoint mobility on square grid ...
... – 802.11-based and Rockwell Collins USAP TDMA – Ricean fading model, no power control – OSPFv2 implementation (validated against Moy ospfd implementation) – random waypoint mobility on square grid ...
Mobility Models and Traces
... – Can users be classified based on their behaviors? – Can we build models of users? ...
... – Can users be classified based on their behaviors? – Can we build models of users? ...
ppt
... Underlay probes the entire network to provide relative static information about the network in low frequency. Overlay probes dynamically changing network conditions in a reduced scope with higher frequency. ...
... Underlay probes the entire network to provide relative static information about the network in low frequency. Overlay probes dynamically changing network conditions in a reduced scope with higher frequency. ...
The Data-Link Layer: Access Networks and Lans (Abridged Version)
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? ...
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? ...
HS2413641369
... as routers for delivering the message throughout the network. The mobile host must use broadcast for sending messages and should be in promiscuous mode for accepting any messages that it receives. In the ad hoc network there can be unidirectional hosts, that can transmit only to the one direction, s ...
... as routers for delivering the message throughout the network. The mobile host must use broadcast for sending messages and should be in promiscuous mode for accepting any messages that it receives. In the ad hoc network there can be unidirectional hosts, that can transmit only to the one direction, s ...
Application Layer Multicast
... consisting of unicast connections between end hosts. Latency between members is used as the link cost of the MST, thereby optimizing ALMI overlay for low latency data delivery Dynamic change can create different versions of the MST, which are tracked by the controller by version number. This is done ...
... consisting of unicast connections between end hosts. Latency between members is used as the link cost of the MST, thereby optimizing ALMI overlay for low latency data delivery Dynamic change can create different versions of the MST, which are tracked by the controller by version number. This is done ...
HSMM-Mesh - W7AIA, Clark County Amateur Radio Club
... • The olsr.org OLSR daemon is an implementation of the Optimized Link State Routing protocol. • As such it allows mesh routing for any network equipment. • It runs on any WiFi card that supports ad-hoc mode and of course on any Ethernet device. • OLSR is next to AODV (Ad hoc On-Demand Distance Vecto ...
... • The olsr.org OLSR daemon is an implementation of the Optimized Link State Routing protocol. • As such it allows mesh routing for any network equipment. • It runs on any WiFi card that supports ad-hoc mode and of course on any Ethernet device. • OLSR is next to AODV (Ad hoc On-Demand Distance Vecto ...
Chapter 5
... – Technically, can have header and trailer fields, but we’ll generically call both headers – Header format is defined by the protocol ...
... – Technically, can have header and trailer fields, but we’ll generically call both headers – Header format is defined by the protocol ...
