Handout
... r Simpler, cheaper than token LANs and ATM r Kept up with speed race: 10, 100, 1000 Mbps ...
... r Simpler, cheaper than token LANs and ATM r Kept up with speed race: 10, 100, 1000 Mbps ...
6.2 Networks (AQA)
... responsible for IP addressing systems Two versions of IP addresses IPv4 most commonly used 32 bit e.g. 192.168.0.0 IPv6 128 bit numbers ISPs assign IP addresses to users ...
... responsible for IP addressing systems Two versions of IP addresses IPv4 most commonly used 32 bit e.g. 192.168.0.0 IPv6 128 bit numbers ISPs assign IP addresses to users ...
03_Internetworking
... Protocols at this level transmit data in a network representation that is independent of the representations used in individual computers, which may differ. Encryption is also performed in this layer, if required. At this level reliability and adaptation are performed, such as detection of failures ...
... Protocols at this level transmit data in a network representation that is independent of the representations used in individual computers, which may differ. Encryption is also performed in this layer, if required. At this level reliability and adaptation are performed, such as detection of failures ...
Internet control protocols (ARP, DHCP, ICMP)
... – Key for robustness in the face of unpredictable change ...
... – Key for robustness in the face of unpredictable change ...
Computer Network Final Exam 2005
... care-of-address: used by home agent to forward datagrams to mobile Foreign agent functions may be done by mobile itself Triangle routing: correspondent-home-network-mobile inefficient when correspondent, mobile are in same network Suppose mobile user moves to another network registers with new ...
... care-of-address: used by home agent to forward datagrams to mobile Foreign agent functions may be done by mobile itself Triangle routing: correspondent-home-network-mobile inefficient when correspondent, mobile are in same network Suppose mobile user moves to another network registers with new ...
IP Addresses - Paladin Group LLC
... these LANs to communicate with each other. They allow traffic to leave a local network and help direct the best path to get to the destination network. • Layer 3 (network) devices • Look at IP addresses NOT MAC addresses • Routers do NOT forward broadcasts, as such they create different broadcasts d ...
... these LANs to communicate with each other. They allow traffic to leave a local network and help direct the best path to get to the destination network. • Layer 3 (network) devices • Look at IP addresses NOT MAC addresses • Routers do NOT forward broadcasts, as such they create different broadcasts d ...
Common Gateway Interface
... talks to network management agents, which reside in the managed nodes, via a network management protocol. See also: Agent, SNMP. NAT (Network Address Translation) – (Sometimes called Virtual LAN) A software mechanism (provided by an IP router) that allows one to extend the Internet address already i ...
... talks to network management agents, which reside in the managed nodes, via a network management protocol. See also: Agent, SNMP. NAT (Network Address Translation) – (Sometimes called Virtual LAN) A software mechanism (provided by an IP router) that allows one to extend the Internet address already i ...
tutorial13
... • Regularly, the source and destination IP remain unchanged while an IP packet is routed from the source to the destination • However there are cases when it is required to change the source and/or the destination IP address to a new one • Traditionally, NAT (Network Address Translation) were used t ...
... • Regularly, the source and destination IP remain unchanged while an IP packet is routed from the source to the destination • However there are cases when it is required to change the source and/or the destination IP address to a new one • Traditionally, NAT (Network Address Translation) were used t ...
CMPT 880: Internet Architectures and Protocols
... the host on which the process runs suffice for identifying the process? A: No, many processes can be running on same host ...
... the host on which the process runs suffice for identifying the process? A: No, many processes can be running on same host ...
Chap5
... Routers + and + arbitrary topologies can be supported, cycling is limited by TTL counters (and good routing protocols) + provide protection against broadcast storms - require IP address configuration (not plug and play) - require higher packet processing ...
... Routers + and + arbitrary topologies can be supported, cycling is limited by TTL counters (and good routing protocols) + provide protection against broadcast storms - require IP address configuration (not plug and play) - require higher packet processing ...
MAC Part I - UCLA Computer Science
... Time is divided into equal size slots (= full packet size) a newly arriving station transmits a the beginning of the next slot if collision occurs (assume channel feedback, eg the receiver informs the source of a collision), the source retransmits the packet at each slot with probability P, until su ...
... Time is divided into equal size slots (= full packet size) a newly arriving station transmits a the beginning of the next slot if collision occurs (assume channel feedback, eg the receiver informs the source of a collision), the source retransmits the packet at each slot with probability P, until su ...
GLOBAL International Educational Organization Computer Networks
... They are 48 binary bits in length. They are considered physical addresses. They are generally represented in hexadecimal format. They consist of four eight-bit octets of binary numbers. They are used to determine the data path through the network. They must be changed when an Ethernet device is adde ...
... They are 48 binary bits in length. They are considered physical addresses. They are generally represented in hexadecimal format. They consist of four eight-bit octets of binary numbers. They are used to determine the data path through the network. They must be changed when an Ethernet device is adde ...
ppt - NOISE
... • Switches are automatically configuring • Forwarding tends to be quite fast, since packets only need to be processed through layer 2 Routers • Router-level topologies are not restricted to a spanning tree ...
... • Switches are automatically configuring • Forwarding tends to be quite fast, since packets only need to be processed through layer 2 Routers • Router-level topologies are not restricted to a spanning tree ...
Network Layer Details - Information Technology
... • It comes into play whenever a need for more hosts than real IP addresses are available (i.e. an ISP may have a class B address, having a 65,534 possible hosts, but has more customers than that) • NAT (RFC 3022) – basic idea is to assign each company a single IP address (or a small number of them) ...
... • It comes into play whenever a need for more hosts than real IP addresses are available (i.e. an ISP may have a class B address, having a 65,534 possible hosts, but has more customers than that) • NAT (RFC 3022) – basic idea is to assign each company a single IP address (or a small number of them) ...
ppt - Computer Science & Engineering
... difficult in wireless LANs: received signal strength overwhelmed by local transmission strength ...
... difficult in wireless LANs: received signal strength overwhelmed by local transmission strength ...
Games and the Impossibility of Realizable Ideal Functionality
... provided in TCP open request to return traffic Modify the source address of a packet Route traffic through machine controlled by attacker ...
... provided in TCP open request to return traffic Modify the source address of a packet Route traffic through machine controlled by attacker ...
Introduction
... Answer: In Circuit Switching networks: (1) a dedicated circuit is established between sender and receiver, (2) circuit capacity is reserved during the duration of each communication, at each node (switch) and on each transmission line; (3) no routing decisions are necessary since circuit is ...
... Answer: In Circuit Switching networks: (1) a dedicated circuit is established between sender and receiver, (2) circuit capacity is reserved during the duration of each communication, at each node (switch) and on each transmission line; (3) no routing decisions are necessary since circuit is ...
lecture
... - Topologies are restricted with bridges: a spanning tree must be built to avoid cycles - Bridges do not offer protection from broadcast storms (endless broadcasting by a host will be forwarded by a bridge) ...
... - Topologies are restricted with bridges: a spanning tree must be built to avoid cycles - Bridges do not offer protection from broadcast storms (endless broadcasting by a host will be forwarded by a bridge) ...
Technology in Action Network Topics Networking Advantages Client
... Network topologies Types of transmission media Network software Network adapters Moving data in a client/server network Securing networks ...
... Network topologies Types of transmission media Network software Network adapters Moving data in a client/server network Securing networks ...