ch-3-FIT-pt2
... Optional Reading.. Definition: ARP (Address Resolution Protocol) converts an Internet Protocol (IP) address to its corresponding physical network address. — ARP operates at Layer 2 of the OSI model — When any device wishes to send data to another target device over Ethernet, it must first determine ...
... Optional Reading.. Definition: ARP (Address Resolution Protocol) converts an Internet Protocol (IP) address to its corresponding physical network address. — ARP operates at Layer 2 of the OSI model — When any device wishes to send data to another target device over Ethernet, it must first determine ...
network
... computers that serve contents (such as Web pages). Gateway nodes are computers that control traffic within your company’s network or at your local internet service provider (ISP) ...
... computers that serve contents (such as Web pages). Gateway nodes are computers that control traffic within your company’s network or at your local internet service provider (ISP) ...
IP address format: Dotted decimal notation: 10000000 00001011
... → reusable → e.g., DHCP (dynamic host configuration protocol) → used by access ISPs, enterprises, etc. → specifics: network address translation (NAT) → private/unregistered vs. public/registered IP address → can additionally use port numbers: NAPT ...
... → reusable → e.g., DHCP (dynamic host configuration protocol) → used by access ISPs, enterprises, etc. → specifics: network address translation (NAT) → private/unregistered vs. public/registered IP address → can additionally use port numbers: NAPT ...
Becoming a Networking Expert
... • IP Internet Protocol: IP specifies the format of packets, also called datagrams, and the addressing scheme. Most networks combine IP with a higher-level protocol called Transmission Control Protocol (TCP), which establishes a virtual connection between a destination and a source. IP by itsel ...
... • IP Internet Protocol: IP specifies the format of packets, also called datagrams, and the addressing scheme. Most networks combine IP with a higher-level protocol called Transmission Control Protocol (TCP), which establishes a virtual connection between a destination and a source. IP by itsel ...
PPT
... Access networks and physical media Q: How to connect end systems to edge router? • residential access nets • institutional access networks (school, ...
... Access networks and physical media Q: How to connect end systems to edge router? • residential access nets • institutional access networks (school, ...
NAME: Computer Science 461 Midterm Exam March 30, 2009
... 1D. [4 points] In the previous example of 1c, would anything be different if all packets were lost after you reached 32,000 bytes per second, instead of just a single packet? If so, what is the next instantaneous rate TCP will send at in this example, and how long (in terms of RTTs) would it now tak ...
... 1D. [4 points] In the previous example of 1c, would anything be different if all packets were lost after you reached 32,000 bytes per second, instead of just a single packet? If so, what is the next instantaneous rate TCP will send at in this example, and how long (in terms of RTTs) would it now tak ...
Chapter 4
... allows multiple physical networks to share prefixes • In the 1990’s, it was determined that the division between prefix and suffix could occur at any point; this was called classless addressing, or supernetting • For right now, we just need to know that the original scheme is no longer the most wide ...
... allows multiple physical networks to share prefixes • In the 1990’s, it was determined that the division between prefix and suffix could occur at any point; this was called classless addressing, or supernetting • For right now, we just need to know that the original scheme is no longer the most wide ...
Security+ Guide to Network Security Fundamentals
... Specify bandwidth on the interfaces continued… ...
... Specify bandwidth on the interfaces continued… ...
Networked communities - Ar
... During the 1970s it was realized that expensive computer hardware could be used most cost-efficiently (by the maximum number of people) if it was available remotely, i.e. if one could communicate with the computer from a distant location and gain access to its resources. Inter-system communication b ...
... During the 1970s it was realized that expensive computer hardware could be used most cost-efficiently (by the maximum number of people) if it was available remotely, i.e. if one could communicate with the computer from a distant location and gain access to its resources. Inter-system communication b ...
Network Architectures - Computing Sciences
... • Application Layer • Domain Name-to- IP Address resolution system • Used for translating domain name based URLs and email addresses into IP addresses • einstein.franklin.edu 65.24.7.3 (try ‘nslookup einstein.franklin.edu’) • Once a name has been resolved, it is often cached to limit traffic on Do ...
... • Application Layer • Domain Name-to- IP Address resolution system • Used for translating domain name based URLs and email addresses into IP addresses • einstein.franklin.edu 65.24.7.3 (try ‘nslookup einstein.franklin.edu’) • Once a name has been resolved, it is often cached to limit traffic on Do ...
11/18
... send the packets one at a time to a nearby router if you are a router in the middle, when you receive a packet pass it on towards the destination as fast as you can if you are the tear off the put it in the send it back ...
... send the packets one at a time to a nearby router if you are a router in the middle, when you receive a packet pass it on towards the destination as fast as you can if you are the tear off the put it in the send it back ...
Network Layer (3)
... • Chord needs m routing steps. • The reason is every time, the distance from the RP to the key is at least halved. ...
... • Chord needs m routing steps. • The reason is every time, the distance from the RP to the key is at least halved. ...
SNMPDRV Quick Setup Guide
... over the network to the AS/400 for all parallel port printers to enable them to be configured as a device on the AS/400. This capability now means that dot matrix, line printers, thermal transfer, and old page printers can be easily connected to the AS/400 and provide reliable printing status inform ...
... over the network to the AS/400 for all parallel port printers to enable them to be configured as a device on the AS/400. This capability now means that dot matrix, line printers, thermal transfer, and old page printers can be easily connected to the AS/400 and provide reliable printing status inform ...
final_review
... The task of communication is to send data from one entity to another entity. The complexity of the communication task is reduced by using multiple protocol layers. Each protocol is implemented independently Each protocol is responsible for a specific subtask ...
... The task of communication is to send data from one entity to another entity. The complexity of the communication task is reduced by using multiple protocol layers. Each protocol is implemented independently Each protocol is responsible for a specific subtask ...
Internetworking - National Tsing Hua University
... every datagram contains destination’s address if connected to destination network, then forward to host if not directly connected, then forward to some router forwarding table maps network number into next hop each host has a default router each router maintains a forwarding table ...
... every datagram contains destination’s address if connected to destination network, then forward to host if not directly connected, then forward to some router forwarding table maps network number into next hop each host has a default router each router maintains a forwarding table ...
Small Business Networking
... security safeguards so it is relatively insecure. Anybody connected to the network can get access to PCs with few security concerns. Plus, if you have more than five or so PCs on the network, performance dwindles and things have the tendency to move slowly. Client/Server networks can remarkably impr ...
... security safeguards so it is relatively insecure. Anybody connected to the network can get access to PCs with few security concerns. Plus, if you have more than five or so PCs on the network, performance dwindles and things have the tendency to move slowly. Client/Server networks can remarkably impr ...
CSE331
... larger Internet. • All hosts and routers that share the same network part of their address are connected to the same physical network. • Routers can exchange packets on any network they’re attached to. CSE331 Fall 2002 ...
... larger Internet. • All hosts and routers that share the same network part of their address are connected to the same physical network. • Routers can exchange packets on any network they’re attached to. CSE331 Fall 2002 ...
LAN - Redbrick
... – A Class I repeater allowed to have larger timing delays, and operates by translating line signals on an incoming port to digital form, and then retranslating them to line signals when sending them out on the other ports. – Possible to repeat signal between media segments that use different signali ...
... – A Class I repeater allowed to have larger timing delays, and operates by translating line signals on an incoming port to digital form, and then retranslating them to line signals when sending them out on the other ports. – Possible to repeat signal between media segments that use different signali ...
Napster & Gnutella
... • "Ping" packet is used to announce your presence on the network. • Other peers respond with a "Pong" packet. • Also forwards your Ping to other connected peers • A Pong packet also contains: • an IP address • port number • amount of data that peers is sharing • Pong packets come back via same route ...
... • "Ping" packet is used to announce your presence on the network. • Other peers respond with a "Pong" packet. • Also forwards your Ping to other connected peers • A Pong packet also contains: • an IP address • port number • amount of data that peers is sharing • Pong packets come back via same route ...
Ch 2: TCP/IP Concepts Review
... Logical, not physical, component of a TCP connection Identifies the service that is running Example: HTTP uses port 80 A 16-bit number – 65,536 ports Each TCP packet has a source and destination port Blocking Ports Helps you stop or disable services that are not needed Open ports are an invi ...
... Logical, not physical, component of a TCP connection Identifies the service that is running Example: HTTP uses port 80 A 16-bit number – 65,536 ports Each TCP packet has a source and destination port Blocking Ports Helps you stop or disable services that are not needed Open ports are an invi ...
Communications and networking Early technology:
... a call uses a dedicated circuit, with long setup and hold times telephone number is a unique identifier fixed routing for a specific call parallel signaling network; data separated from control simple user interface: all intelligence inside network guarantees on quality of service; high reliability ...
... a call uses a dedicated circuit, with long setup and hold times telephone number is a unique identifier fixed routing for a specific call parallel signaling network; data separated from control simple user interface: all intelligence inside network guarantees on quality of service; high reliability ...
ABLELINK Serial Server SE5001 Quick Start Guide V1.3
... when one connect it to a hub/switch, one also can connect it to ones PC‘s Ethernet port via a cross-over Ethernet cable for easy set up. However, in this case one need to make sure ones PC is in the same network sub-net as SE5001. Step 3: Connect SE5001’s serial port to a serial device. Step 4: Plac ...
... when one connect it to a hub/switch, one also can connect it to ones PC‘s Ethernet port via a cross-over Ethernet cable for easy set up. However, in this case one need to make sure ones PC is in the same network sub-net as SE5001. Step 3: Connect SE5001’s serial port to a serial device. Step 4: Plac ...
2. (a) What universal set of communication services is provided by
... 43. Which of the TCP/IP transport protocol (UDP or TCP) would you select for the following applications: packet voice, file transfer, remote login, multicast communication (i.e., multiple destinations). Solution: Packet Voice - This example involves the transfer of a stream of information in real ti ...
... 43. Which of the TCP/IP transport protocol (UDP or TCP) would you select for the following applications: packet voice, file transfer, remote login, multicast communication (i.e., multiple destinations). Solution: Packet Voice - This example involves the transfer of a stream of information in real ti ...
NW PPT - Dublin City Schools
... anything through the network › If the network is clear, the computer will transmit, but if some other node is already transmitting on the cable, the computer will wait and try again when the line is clear. › When two computers attempt to transmit at the same time, a collision occurs, and each comput ...
... anything through the network › If the network is clear, the computer will transmit, but if some other node is already transmitting on the cable, the computer will wait and try again when the line is clear. › When two computers attempt to transmit at the same time, a collision occurs, and each comput ...