5_atm
... Main characteristics of ATM ATM is a connection-oriented technique information in form of cells is routed through the network along a single path. Cells are always received in sequence. virtual connections Statistical multiplexing of cells. An ATM connection is by definition unidirectional. ATM s ...
... Main characteristics of ATM ATM is a connection-oriented technique information in form of cells is routed through the network along a single path. Cells are always received in sequence. virtual connections Statistical multiplexing of cells. An ATM connection is by definition unidirectional. ATM s ...
1b.chapter1
... traffic intensity = La/R La/R ~ 0: average queueing delay small La/R -> 1: delays become large ...
... traffic intensity = La/R La/R ~ 0: average queueing delay small La/R -> 1: delays become large ...
Managing Routing Disruptions in Internet Service Provider Networks
... the interdomain routing protocol responsible for exchanging reachability information about external destination prefixes, or prefixes that belong to other ASes. BGP is responsible for selecting the AS path (or which ASes have to be traversed) to reach a destination prefix. BGP is a path-vector proto ...
... the interdomain routing protocol responsible for exchanging reachability information about external destination prefixes, or prefixes that belong to other ASes. BGP is responsible for selecting the AS path (or which ASes have to be traversed) to reach a destination prefix. BGP is a path-vector proto ...
Computer Science 171L
... specialized computers that connect three or more transmission lines. When data arrive on an incoming line, the switching element must choose an outgoing line on which to forward them. These switching computers call router. The collections of communication lines and routers (but not the hosts) form t ...
... specialized computers that connect three or more transmission lines. When data arrive on an incoming line, the switching element must choose an outgoing line on which to forward them. These switching computers call router. The collections of communication lines and routers (but not the hosts) form t ...
Service Convergence over TDM Access Networks using
... EoPDH Aggregation Devices MLPPP/BCP-based EoPDH aggregation supported by: PDH interface and protocol processor add-in cards for routers New EoPDH edge aggregation devices GFP-based EoPDH aggregation supported by: EoPDH add-in cards for Multiservice Provisioning Platforms (MSPPs) ...
... EoPDH Aggregation Devices MLPPP/BCP-based EoPDH aggregation supported by: PDH interface and protocol processor add-in cards for routers New EoPDH edge aggregation devices GFP-based EoPDH aggregation supported by: EoPDH add-in cards for Multiservice Provisioning Platforms (MSPPs) ...
Adventures in Computer Security
... Send ping request to brdcst addr (ICMP Echo Req) Lots of responses: • Every host on target network generates a ping reply (ICMP Echo Reply) to victim • Ping reply stream can overload victim Prevention: reject external packets to brdcst address. ...
... Send ping request to brdcst addr (ICMP Echo Req) Lots of responses: • Every host on target network generates a ping reply (ICMP Echo Reply) to victim • Ping reply stream can overload victim Prevention: reject external packets to brdcst address. ...
CSEE4119-2Overview - compnet
... Bad guys: attack server, network infrastructure Denial of Service (DoS): attackers make resources (server, bandwidth) unavailable to legitimate traffic by overwhelming resource with bogus traffic ...
... Bad guys: attack server, network infrastructure Denial of Service (DoS): attackers make resources (server, bandwidth) unavailable to legitimate traffic by overwhelming resource with bogus traffic ...
CECS470
... • Bootstrap protocol BOOTP: Uses UDP packets which can be forwarded to routers No need for a BOOTP server on each LAN. EECC694 - Shaaban #25 Final Review Spring2000 5-11-2000 ...
... • Bootstrap protocol BOOTP: Uses UDP packets which can be forwarded to routers No need for a BOOTP server on each LAN. EECC694 - Shaaban #25 Final Review Spring2000 5-11-2000 ...
PDF
... triggering a new SPF calculation (Figure 2). This is especially advantageous for large IPv4-based singlearea topologies with lots of access devices. ...
... triggering a new SPF calculation (Figure 2). This is especially advantageous for large IPv4-based singlearea topologies with lots of access devices. ...
Link state Routing - 寬頻網路實驗室
... into the routing decision. In contrast, RIP only uses one metric (hop count). ...
... into the routing decision. In contrast, RIP only uses one metric (hop count). ...
SpaceWire test and verification
... terminal nodes may be different (it is not possible to predict it), and because through adaptive group routing packet that send to one terminal node from group could be received by other terminal node from this group. • Including special information in packet payload (for generation unique packet id ...
... terminal nodes may be different (it is not possible to predict it), and because through adaptive group routing packet that send to one terminal node from group could be received by other terminal node from this group. • Including special information in packet payload (for generation unique packet id ...
IOSR Journal of Computer Science (IOSR-JCE) e-ISSN: 2278-0661, p-ISSN: 2278-8727 PP 58-65 www.iosrjournals.org
... from amongst a node’s neighbors, which is geographically closest to the destination. Since the forwarding decision is based entirely on local knowledge, it obviates the need to create and maintain routes for each destination. The forwarding strategy employed in the aforementioned geographic routing ...
... from amongst a node’s neighbors, which is geographically closest to the destination. Since the forwarding decision is based entirely on local knowledge, it obviates the need to create and maintain routes for each destination. The forwarding strategy employed in the aforementioned geographic routing ...
Chapter1_4e
... 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 ...
Mobile IPv6 and Firewalls: Problem Statement
... firewalls, and as a result of the MN’s change of IP address, incoming and outgoing traffic may pass through a different firewall. The new firewall may not have any state associated with the CN, and incoming packets (and potentially outgoing traffic as well) may be dropped at the firewall. ...
... firewalls, and as a result of the MN’s change of IP address, incoming and outgoing traffic may pass through a different firewall. The new firewall may not have any state associated with the CN, and incoming packets (and potentially outgoing traffic as well) may be dropped at the firewall. ...
Mobile Communications
... Secure, fast handover of a station from one AP to another within an ESS Current mechanisms (even newer standards like 802.11i) plus incompatible devices from different vendors are massive problems for the use of, e.g., VoIP in WLANs Handover should be feasible within 50ms in order to support multime ...
... Secure, fast handover of a station from one AP to another within an ESS Current mechanisms (even newer standards like 802.11i) plus incompatible devices from different vendors are massive problems for the use of, e.g., VoIP in WLANs Handover should be feasible within 50ms in order to support multime ...
Border Gateway Protocol
... A device with more than one link-layer interface (breaks broadcast domains) Different IP addresses (from different subnets) on different interfaces Receives packets on one interface, and forwards them (usually out of another interface) to get them one hop closer to their destination Maintains ...
... A device with more than one link-layer interface (breaks broadcast domains) Different IP addresses (from different subnets) on different interfaces Receives packets on one interface, and forwards them (usually out of another interface) to get them one hop closer to their destination Maintains ...
IP Addressing and Forwarding
... • There’s no such thing as a free lunch – CIDR allows efficient use of limited address space – But, CIDR makes packet forwarding much harder ...
... • There’s no such thing as a free lunch – CIDR allows efficient use of limited address space – But, CIDR makes packet forwarding much harder ...
bgp header
... • Initially NSFNET had only one connection to ARPANET (router in Pittsburg) => only one route between the two. • Addition of multiple interconnections => multiple possible routes => need for dynamic routing decision • Single core replaced by a network of peer backbones => more scalable – Today there ...
... • Initially NSFNET had only one connection to ARPANET (router in Pittsburg) => only one route between the two. • Addition of multiple interconnections => multiple possible routes => need for dynamic routing decision • Single core replaced by a network of peer backbones => more scalable – Today there ...
4th Edition: Chapter 1
... Packet switching versus circuit switching Packet switching allows more users to use network! 1 Mb/s link each user: 100 kb/s when “active” active 10% of time circuit-switching: ...
... Packet switching versus circuit switching Packet switching allows more users to use network! 1 Mb/s link each user: 100 kb/s when “active” active 10% of time circuit-switching: ...
Border Gateway Protocol
... Link and Physical Layers The link layer doesn't care what happens above it, but it is very closely tied to the physical layer ...
... Link and Physical Layers The link layer doesn't care what happens above it, but it is very closely tied to the physical layer ...
Bridges - s3.amazonaws.com
... Ch4 True/False Quiz 1) When employing virtual-circuits, packet switches are ...
... Ch4 True/False Quiz 1) When employing virtual-circuits, packet switches are ...