Chapter 4 slides
... “smart” end systems need for guaranteed (computers) service can adapt, perform “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” network many link types different characteristics uniform service difficult Network L ...
... “smart” end systems need for guaranteed (computers) service can adapt, perform “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” network many link types different characteristics uniform service difficult Network L ...
STCP: A Generic Transport Layer Protocol for Wireless Sensor
... or assume that the nodes employ a particular network layer or MAC layer protocol. As a result, their approaches may not be applicable across many sensor network deployments. Heterogenity: Sensor nodes may have multiple sensors (light, temperature, seismic, etc.) with different transmission character ...
... or assume that the nodes employ a particular network layer or MAC layer protocol. As a result, their approaches may not be applicable across many sensor network deployments. Heterogenity: Sensor nodes may have multiple sensors (light, temperature, seismic, etc.) with different transmission character ...
layers
... – packets are exchanged between routers without connection setup » routed independently » may traverse different paths from source to destination » also called datagrams ...
... – packets are exchanged between routers without connection setup » routed independently » may traverse different paths from source to destination » also called datagrams ...
lec5-6 - JHU CS
... • Bridges (aka Ethernet switches) were introduced to allow the interconnection of several local area networks (LANs) without a router. • By partitioning a large LAN into multiple smaller networks, there are fewer collisions, and more parallel communications. • It is now common for the port of an Eth ...
... • Bridges (aka Ethernet switches) were introduced to allow the interconnection of several local area networks (LANs) without a router. • By partitioning a large LAN into multiple smaller networks, there are fewer collisions, and more parallel communications. • It is now common for the port of an Eth ...
ECE544
... • Bundles of Virtual Channels are switched via Virtual Paths • Virtual Path service from a carrier allows reconfiguration of Virtual Channels without ...
... • Bundles of Virtual Channels are switched via Virtual Paths • Virtual Path service from a carrier allows reconfiguration of Virtual Channels without ...
Games and the Impossibility of Realizable Ideal Functionality
... used for communication between different autonomous systems ...
... used for communication between different autonomous systems ...
AL35218220
... has lead to a growing challenge among the ISPs to provide a good quality of service, achieve operational efficiencies and differentiate their service offerings. Multipath routing is a technique that exploits the underlying physical network resources by utilizing multiple source- destination paths. T ...
... has lead to a growing challenge among the ISPs to provide a good quality of service, achieve operational efficiencies and differentiate their service offerings. Multipath routing is a technique that exploits the underlying physical network resources by utilizing multiple source- destination paths. T ...
ICMP
... – The sending and receiving devices must have the TCP/IP protocol stack properly configured. – This includes the installation of the TCP/IP protocol and proper configuration of IP address and subnet mask. – A default gateway must also be configured if datagrams are to travel outside of the local net ...
... – The sending and receiving devices must have the TCP/IP protocol stack properly configured. – This includes the installation of the TCP/IP protocol and proper configuration of IP address and subnet mask. – A default gateway must also be configured if datagrams are to travel outside of the local net ...
PPT - Shivkumar Kalyanaraman
... OB updates are more important than BO updates (i.e. ~0.1% vs. ~50%) Global perspective 20-25% better than local perspectives ...
... OB updates are more important than BO updates (i.e. ~0.1% vs. ~50%) Global perspective 20-25% better than local perspectives ...
3rd Edition, Chapter 5
... If you use these slides (e.g., in a class) in substantially unaltered form, that you mention their source (after all, we’d like people to use our book!) If you post any slides in substantially unaltered form on a www site, that you note that they are adapted from (or perhaps identical to) our sl ...
... If you use these slides (e.g., in a class) in substantially unaltered form, that you mention their source (after all, we’d like people to use our book!) If you post any slides in substantially unaltered form on a www site, that you note that they are adapted from (or perhaps identical to) our sl ...
3rd Edition: Chapter 4
... DHCP can return more than just allocated IP address on subnet: address of first-hop router for client name and IP address of DNS sever network mask (indicating network versus host portion of address) ...
... DHCP can return more than just allocated IP address on subnet: address of first-hop router for client name and IP address of DNS sever network mask (indicating network versus host portion of address) ...
3rd Edition, Chapter 5
... If you use these slides (e.g., in a class) in substantially unaltered form, that you mention their source (after all, we’d like people to use our book!) If you post any slides in substantially unaltered form on a www site, that you note that they are adapted from (or perhaps identical to) our sl ...
... If you use these slides (e.g., in a class) in substantially unaltered form, that you mention their source (after all, we’d like people to use our book!) If you post any slides in substantially unaltered form on a www site, that you note that they are adapted from (or perhaps identical to) our sl ...
Lecture No. 10
... End-to-end delivery service is connection less. The main features of connectionless service are as follows: It includes extension of LAN abstraction. It has universal addressing and the data is delivered in packets (frames), each with a header. It combines collection of physical networks into a sing ...
... End-to-end delivery service is connection less. The main features of connectionless service are as follows: It includes extension of LAN abstraction. It has universal addressing and the data is delivered in packets (frames), each with a header. It combines collection of physical networks into a sing ...
Part 1
... • IP runs over an all-optical WDM layer – OXCs interconnected by fiber links – IP routers attached to OXCs ...
... • IP runs over an all-optical WDM layer – OXCs interconnected by fiber links – IP routers attached to OXCs ...
Chapter 1. Introduction to Data Communications
... – Segment and surround Ethernet frames with ATM cell headers Generally faster – MAC Addresses must be translated to VC Identifiers and VC management 30-40% decreased efficiency – Actual total effective rate of ATM 80 Mbps each ...
... – Segment and surround Ethernet frames with ATM cell headers Generally faster – MAC Addresses must be translated to VC Identifiers and VC management 30-40% decreased efficiency – Actual total effective rate of ATM 80 Mbps each ...
Link-State Routing
... was first routing protocol used in Internet but difficulties were found — Slow to propagate routing updates through large network — Routers can have inconsistent or even incorrect information — Scalability problem: vector of destinations becomes longer as network is larger routing updates are larg ...
... was first routing protocol used in Internet but difficulties were found — Slow to propagate routing updates through large network — Routers can have inconsistent or even incorrect information — Scalability problem: vector of destinations becomes longer as network is larger routing updates are larg ...
BiPAC 8200M BiPAC 8200N
... 2. Can’t ping any PCs on the LAN. Check the Ethernet LEDs on the front panel. The LED should be on for a port that has a PC connected. If it is off, check the cables between your router and the PC. Make sure you have uninstalled any software firewall for troubleshooting. Verify that the IP address a ...
... 2. Can’t ping any PCs on the LAN. Check the Ethernet LEDs on the front panel. The LED should be on for a port that has a PC connected. If it is off, check the cables between your router and the PC. Make sure you have uninstalled any software firewall for troubleshooting. Verify that the IP address a ...
Ch. 8 TCP/IP Suite Error and Control Messages (ICMP)
... – The table above shows some typical values for MTUs, taken from RFC-1191. Path MTU : The smallest MTU of any link on the current path between two hosts. – This may change over time since the route between two hosts, especially on the Internet, may change over time. – It is not necessarily symmetric ...
... – The table above shows some typical values for MTUs, taken from RFC-1191. Path MTU : The smallest MTU of any link on the current path between two hosts. – This may change over time since the route between two hosts, especially on the Internet, may change over time. – It is not necessarily symmetric ...
document
... Ethernet has one of the smaller MTUs so never get an ICMP error saying needs to be smaller If sent from local network with larger MTU might see this activity ...
... Ethernet has one of the smaller MTUs so never get an ICMP error saying needs to be smaller If sent from local network with larger MTU might see this activity ...
3rd Edition: Chapter 4
... timing req. requirements “smart” end systems need for guaranteed (computers) service can adapt, perform “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” network many link types different characteristics uniform se ...
... timing req. requirements “smart” end systems need for guaranteed (computers) service can adapt, perform “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” network many link types different characteristics uniform se ...
Lab Exercise – ICMP
... 2. All ICMP messages start with the same Type/Code (and Checksum) fields, so the receiver can process these fields. Their value tells the receiver the kind of ICMP message, and hence what fields follow. 3. The Type/Code and Checksum fields take up 4 bytes. However, the ICMP header is actually 8 byte ...
... 2. All ICMP messages start with the same Type/Code (and Checksum) fields, so the receiver can process these fields. Their value tells the receiver the kind of ICMP message, and hence what fields follow. 3. The Type/Code and Checksum fields take up 4 bytes. However, the ICMP header is actually 8 byte ...
Network Layer and Data Center Topologies
... connectionless transport-layer services, but: service: host-to-host no choice: network provides one or the other implementation: in network core ...
... connectionless transport-layer services, but: service: host-to-host no choice: network provides one or the other implementation: in network core ...