CN2-Unit-1-Packet-switching-networks-by-Deepa
... This remains fixed for a long time. Works when network size is small, and the traffic doesn’t change in time It becomes cumbersome, as network size increases. Disadvantage is inability react to network failures ...
... This remains fixed for a long time. Works when network size is small, and the traffic doesn’t change in time It becomes cumbersome, as network size increases. Disadvantage is inability react to network failures ...
Network Layer
... and learning their names. 2. Each router constructs a link state packet (LSP) which consists of a list of names and cost to reach each of its neighbors. 3. The LSP is transmitted to ALL other routers. Each router stores the most recently generated LSP from each other router. 4. Each router uses comp ...
... and learning their names. 2. Each router constructs a link state packet (LSP) which consists of a list of names and cost to reach each of its neighbors. 3. The LSP is transmitted to ALL other routers. Each router stores the most recently generated LSP from each other router. 4. Each router uses comp ...
Umar Kalim`s Homepage
... Count-to-infinity: Cap infinity at some maximum number of hops that allow a packet to go all the way across the network. Reduce time to convergence: Split-horizon – when a node sends a routing update to its neighbors, it does not send the routes it learned from a neighbor back to that neighbor. Redu ...
... Count-to-infinity: Cap infinity at some maximum number of hops that allow a packet to go all the way across the network. Reduce time to convergence: Split-horizon – when a node sends a routing update to its neighbors, it does not send the routes it learned from a neighbor back to that neighbor. Redu ...
8-32 bit converter
... slow and incurs heavy cost which becomes reasonable only for a very high volume design. The FPGAs on the other hand have an advantage that their process cycle is not so complex and have faster time to markets compared to the ASIC devices. They can also be easily programmed any time to incorporate so ...
... slow and incurs heavy cost which becomes reasonable only for a very high volume design. The FPGAs on the other hand have an advantage that their process cycle is not so complex and have faster time to markets compared to the ASIC devices. They can also be easily programmed any time to incorporate so ...
layer
... Network protocol is throughout the internetwork – encapsulation/decapsulation over data link protocol at each ...
... Network protocol is throughout the internetwork – encapsulation/decapsulation over data link protocol at each ...
ETSI Broadband Access including Fixed Wireless Access
... • Optimum trade-off between costs, peak data rate and statistical multiplex gain Downlink (AP AT) Uplink (AT AP) Data rates (Mbit/s) ...
... • Optimum trade-off between costs, peak data rate and statistical multiplex gain Downlink (AP AT) Uplink (AT AP) Data rates (Mbit/s) ...
ppt
... performance evaluation, and usage-based validation •The goal is to enable mobile hosts to communicate with each other and with stationary or wired hosts, transparently, seamlessly, efficiently using the best network connectivity available WPI ...
... performance evaluation, and usage-based validation •The goal is to enable mobile hosts to communicate with each other and with stationary or wired hosts, transparently, seamlessly, efficiently using the best network connectivity available WPI ...
XPRESS_Neight - Network and Systems Lab
... Congestion control and flow scheduling: Each flow has two individual queues, namely, a pre-queue (PreQ) and a flow queue (FlowQ) Congestion control is performed according to and depends only on the length of the local FlowQ. A longer FlowQ reduces the allowed input rate, while a shorter FlowQ allows a ...
... Congestion control and flow scheduling: Each flow has two individual queues, namely, a pre-queue (PreQ) and a flow queue (FlowQ) Congestion control is performed according to and depends only on the length of the local FlowQ. A longer FlowQ reduces the allowed input rate, while a shorter FlowQ allows a ...
Internetworking, or IP and Networking Basics
... Network protocol is throughout the internetwork – encapsulation/decapsulation over data link protocol at each ...
... Network protocol is throughout the internetwork – encapsulation/decapsulation over data link protocol at each ...
CCNA - Cisco Certified Network Associate
... It is very important to us at HN Networks that the students on our courses receive training that allows them to learn most effectively. In order to achieve this, we include exercises and end-of-section and end-of-day review questionnaires within the course. The goal of the reviews is to provide a me ...
... It is very important to us at HN Networks that the students on our courses receive training that allows them to learn most effectively. In order to achieve this, we include exercises and end-of-section and end-of-day review questionnaires within the course. The goal of the reviews is to provide a me ...
TR_BYU_NCL-2003-3
... been the focus of much recent research, but without security at the lower layers, computer networks are left vulnerable to attack. Security features for routing protocols such as the Border Gateway Protocol (BGP) [15] and the Open Shortest Path First (OSPF) protocol [11] have been proposed [12–14, 1 ...
... been the focus of much recent research, but without security at the lower layers, computer networks are left vulnerable to attack. Security features for routing protocols such as the Border Gateway Protocol (BGP) [15] and the Open Shortest Path First (OSPF) protocol [11] have been proposed [12–14, 1 ...
Developing a Distributed Software Defined Networking Testbed for
... The main issue is the gateway node between each cluster. In an IoT network 22 , a thing may not have routing capabilities, so we can not have a thing which is a node with few resources as a gateway. For the clustering architecture, we propose an SDN controller in each cluster. This controller manage ...
... The main issue is the gateway node between each cluster. In an IoT network 22 , a thing may not have routing capabilities, so we can not have a thing which is a node with few resources as a gateway. For the clustering architecture, we propose an SDN controller in each cluster. This controller manage ...
Lecture 20: Transport layer
... – potential problem: may do the same thing two times, which can decrease the communication performance. ...
... – potential problem: may do the same thing two times, which can decrease the communication performance. ...
ppt
... Logical Bus & Physical Star Switched Hub (OSI Level 1 & 2) copies packet to proper output. Only the destination monitors traffic. ...
... Logical Bus & Physical Star Switched Hub (OSI Level 1 & 2) copies packet to proper output. Only the destination monitors traffic. ...
Business Data Communications and Networking
... Media Access Control Carrier Sense Multiple Access with Collision Detection (CSMA/CD) Wait until the bus is free and then transmit. If no collision, transmission is completed. If the collision is detected, send a jamming signal. Wait a random amount of time, then re-broadcast. ...
... Media Access Control Carrier Sense Multiple Access with Collision Detection (CSMA/CD) Wait until the bus is free and then transmit. If no collision, transmission is completed. If the collision is detected, send a jamming signal. Wait a random amount of time, then re-broadcast. ...
Lecture #23: Link layer - Computer Science & Engineering
... bits coming in one link go out all other links at same rate all nodes connected to hub can collide with one another no frame buffering no CSMA/CD at hub: host NICs detect collisions ...
... bits coming in one link go out all other links at same rate all nodes connected to hub can collide with one another no frame buffering no CSMA/CD at hub: host NICs detect collisions ...
ATM services spport in WT
... • As a result, link-local connectivity only exists between the host and the BNG/edge router. There is no way for the individual hosts to know whether they are using duplicate link-local addresses as direct observation of neighbours traffic is precluded. – Editorial comment: This is not unique to BBF ...
... • As a result, link-local connectivity only exists between the host and the BNG/edge router. There is no way for the individual hosts to know whether they are using duplicate link-local addresses as direct observation of neighbours traffic is precluded. – Editorial comment: This is not unique to BBF ...
How the Sybil Attack can be used in wireless sensor
... How to evaluate the difficulty? – The time complexity to generate a usable Sybil node ID given a set of compromised nodes could be expressed in terms of the probability p that a random identity is a usable Sybil identity. – So, the expected number of times an attacker has to try to find a usable Syb ...
... How to evaluate the difficulty? – The time complexity to generate a usable Sybil node ID given a set of compromised nodes could be expressed in terms of the probability p that a random identity is a usable Sybil identity. – So, the expected number of times an attacker has to try to find a usable Syb ...
Implementation of Simulation to Enhance Wireless Ad
... The source node with the help of neighboring nodes sends the information to the destination node. These nodes that help the source node for completing the communication are known as relay nodes. Selecting these relay nodes is a very challenging task because if all the nodes ...
... The source node with the help of neighboring nodes sends the information to the destination node. These nodes that help the source node for completing the communication are known as relay nodes. Selecting these relay nodes is a very challenging task because if all the nodes ...