Yeh-TMC09-slide
... From the perspective of BS1 Packets destined to MS1 currently attached to BS1 The packet can be directly transmitted to the MS using MS’s MAC address as specified in the 1st column of BS1’s FT Packets destined to MS2 currently in CSN-2/ASN-2 Encapsulated into a MAC frame and forwarded to A ...
... From the perspective of BS1 Packets destined to MS1 currently attached to BS1 The packet can be directly transmitted to the MS using MS’s MAC address as specified in the 1st column of BS1’s FT Packets destined to MS2 currently in CSN-2/ASN-2 Encapsulated into a MAC frame and forwarded to A ...
The Network Layer
... IPv6 packet field a) VER: IP version; 4 for IPv4 and 6 for IPv6 b) PRI: priority field defines priority of packets w.r.t. traffic congestion; 0-7: for packets that can slow down in event of congestion; 8-15 for real-time traffic with constant sending rate – Audio & Video. c) Flow label: (~ Service ...
... IPv6 packet field a) VER: IP version; 4 for IPv4 and 6 for IPv6 b) PRI: priority field defines priority of packets w.r.t. traffic congestion; 0-7: for packets that can slow down in event of congestion; 8-15 for real-time traffic with constant sending rate – Audio & Video. c) Flow label: (~ Service ...
Chapter 3: Internetworking
... In VC, we could imagine providing each circuit with a different quality of service (QoS) ...
... In VC, we could imagine providing each circuit with a different quality of service (QoS) ...
Performance and Introduction to Queue theory
... “Circuit switching is rarely used for data networks, ... because of very inefficient use of the links” - Gallager ...
... “Circuit switching is rarely used for data networks, ... because of very inefficient use of the links” - Gallager ...
ECE 467 Network Implementation Lab Manual
... Figure 22 IP RIP packet consists of nine fields. ........................................................................... 49 Figure 23 IP RIP 2 packet consists of fields similar to those of an IP RIP packet. ...................... 50 Figure 24 Lab 3 Frame Relay Network diagram.................... ...
... Figure 22 IP RIP packet consists of nine fields. ........................................................................... 49 Figure 23 IP RIP 2 packet consists of fields similar to those of an IP RIP packet. ...................... 50 Figure 24 Lab 3 Frame Relay Network diagram.................... ...
Full Text - International Journal of Application or Innovation in
... which uses distance vector share information with other routers in network [6]. Types of routing protocols: there are two kinds of routing protocols 1. Static: in this case the network is fixed. (there are no nodes added or removed) 2. Dynamic: Changes are allowed in this case by allowing updates on ...
... which uses distance vector share information with other routers in network [6]. Types of routing protocols: there are two kinds of routing protocols 1. Static: in this case the network is fixed. (there are no nodes added or removed) 2. Dynamic: Changes are allowed in this case by allowing updates on ...
RTP Real-Time Transport Protocol
... • Marker - significant events, defined by implementation (i.e. frame boundaries) • Payload type - audio/video encoding method • SSRC - synchronization source, randomly generated at start of session (no 2 SSRC within the same RTP session can have the same identifier) ...
... • Marker - significant events, defined by implementation (i.e. frame boundaries) • Payload type - audio/video encoding method • SSRC - synchronization source, randomly generated at start of session (no 2 SSRC within the same RTP session can have the same identifier) ...
Lecture 3: Slides
... Routing on AS numbers doesn’t offer a real solution to the growing complexity Compact Routing aims to decrease the size of routing tables while allowing non-shortest paths to be used Traditional shortest-path algorithms yield routing tables of size O[n*log(n)] [Gav1996] ...
... Routing on AS numbers doesn’t offer a real solution to the growing complexity Compact Routing aims to decrease the size of routing tables while allowing non-shortest paths to be used Traditional shortest-path algorithms yield routing tables of size O[n*log(n)] [Gav1996] ...
Lecture1 - Lane Thames
... (MAC) and one logical (IP) address. If the arriving packet at an interface is NOT destined to that interface, the router ignores the packet. The router changes both the source and destination physical addresses in the packet. ...
... (MAC) and one logical (IP) address. If the arriving packet at an interface is NOT destined to that interface, the router ignores the packet. The router changes both the source and destination physical addresses in the packet. ...
No Slide Title - Virginia Tech
... • BGP4+ (a.k.a. MBGP) plus some static routes • In the modem pool: EIGRP (Cisco proprietary): fast convergence, low overhead, few knobs. Low CPU cost despite lots of link state changes. ...
... • BGP4+ (a.k.a. MBGP) plus some static routes • In the modem pool: EIGRP (Cisco proprietary): fast convergence, low overhead, few knobs. Low CPU cost despite lots of link state changes. ...
No Slide Title
... • Enables load balancing by allowing traffic to be split evenly across routes with equal cost • Type-of-Service routing allows to setup different routes dependent on the TOS field • Supports subnetting • Supports multicasting • Allows hierarchical routing ...
... • Enables load balancing by allowing traffic to be split evenly across routes with equal cost • Type-of-Service routing allows to setup different routes dependent on the TOS field • Supports subnetting • Supports multicasting • Allows hierarchical routing ...
Welcome to the Cloud
... To use the Internet, you need an Internet service provider and an access line to your ISP. Your ISP gives you access and carries your packets. ...
... To use the Internet, you need an Internet service provider and an access line to your ISP. Your ISP gives you access and carries your packets. ...
Chapter 4 Network Layer Intro & Unicast Routing
... Flow Label: identify datagrams in same “flow.” (concept of“flow” not well defined). Next header: identify upper layer protocol for data ...
... Flow Label: identify datagrams in same “flow.” (concept of“flow” not well defined). Next header: identify upper layer protocol for data ...
CSC 311 - School of Computing Homepage
... Link state routing: • Each node communicates what it knows to its neighbors 1. bit rate 2. delay 3. queue length 4. reliability • a node builds a link state packet for each link • nodes receiving link state packets forward them to neighbors • as these packets are exchanged , nodes learns about the n ...
... Link state routing: • Each node communicates what it knows to its neighbors 1. bit rate 2. delay 3. queue length 4. reliability • a node builds a link state packet for each link • nodes receiving link state packets forward them to neighbors • as these packets are exchanged , nodes learns about the n ...
ppt
... Admission Control • Caveats • Admission control can only turn away new requests sometimes it may be have been better to terminate an existing flow • U(0) != 0 users tend to be very unhappy with no service – perhaps U should be discontinuous here ...
... Admission Control • Caveats • Admission control can only turn away new requests sometimes it may be have been better to terminate an existing flow • U(0) != 0 users tend to be very unhappy with no service – perhaps U should be discontinuous here ...
Chapter 7 Lecture Presentation
... Establishing an explicit connection for each stream across network requires all network elements (NEs) to be aware of connection; All NEs have to be involved in reestablishment of connections in case of network fault In connectionless network operation, NEs do not deal with each explicit connection ...
... Establishing an explicit connection for each stream across network requires all network elements (NEs) to be aware of connection; All NEs have to be involved in reestablishment of connections in case of network fault In connectionless network operation, NEs do not deal with each explicit connection ...
Document
... a. Suppose that routers were subjected to conditions that might cause them to fail fairly often. Would this argue in favor of a VC or datagram architecture? Why? Answer b. Suppose that a source node and a destination require that a fixed amount of capacity always be available at all routers on the p ...
... a. Suppose that routers were subjected to conditions that might cause them to fail fairly often. Would this argue in favor of a VC or datagram architecture? Why? Answer b. Suppose that a source node and a destination require that a fixed amount of capacity always be available at all routers on the p ...
Firewall
... When packet comes in (say, through Ethernet NIC) kernel first looks at destination of packet (step labeled ‘routing’) If routing decision is that packet is intended for the machine in which packet is being processed, packet passes to INPUT chain If incoming packet is destined for another network int ...
... When packet comes in (say, through Ethernet NIC) kernel first looks at destination of packet (step labeled ‘routing’) If routing decision is that packet is intended for the machine in which packet is being processed, packet passes to INPUT chain If incoming packet is destined for another network int ...
EEE449 Computer Networks
... Router - An IS used to connect two networks that may or may not be similar. The router employs an internet protocol present in each router and each end system of the network. The router operates at layer 3 of the OSI model. ...
... Router - An IS used to connect two networks that may or may not be similar. The router employs an internet protocol present in each router and each end system of the network. The router operates at layer 3 of the OSI model. ...
Chapter 12
... By specifying the direction of traffic, you can and must use different access lists for inbound and outbound traffic on a single interface: Inbound access lists When an access list is applied to inbound packets on an interface, those packets are processed through the access list before being routed ...
... By specifying the direction of traffic, you can and must use different access lists for inbound and outbound traffic on a single interface: Inbound access lists When an access list is applied to inbound packets on an interface, those packets are processed through the access list before being routed ...
Packet-Switching Networks
... Establishing an explicit connection for each stream across network requires all network elements (NEs) to be aware of connection; All NEs have to be involved in reestablishment of connections in case of network fault In connectionless network operation, NEs do not deal with each explicit connection ...
... Establishing an explicit connection for each stream across network requires all network elements (NEs) to be aware of connection; All NEs have to be involved in reestablishment of connections in case of network fault In connectionless network operation, NEs do not deal with each explicit connection ...
Tier-1 ISP
... 640,000 bits from host A to host B over a circuit-switched network? All links are 1.536 Mbps Each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...
... 640,000 bits from host A to host B over a circuit-switched network? All links are 1.536 Mbps Each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...