Evolution of Data Networks
... – Each node constructs a vector of distances to its neighbors and transmits it to neighbors – Use this information in building routing tables • Link State – Disseminate link state information of neighbors to everyone – Construct routing tables based on the sum of information from all the nodes ...
... – Each node constructs a vector of distances to its neighbors and transmits it to neighbors – Use this information in building routing tables • Link State – Disseminate link state information of neighbors to everyone – Construct routing tables based on the sum of information from all the nodes ...
071008
... telephone system acts like a pipe sender pushes object bits into the pipe and then come out of the receiver in the same condition as they were pushed in pipe is connected to one port on the sender and one port on the receiver ...
... telephone system acts like a pipe sender pushes object bits into the pipe and then come out of the receiver in the same condition as they were pushed in pipe is connected to one port on the sender and one port on the receiver ...
3rd Edition: Chapter 3
... underlying channel may flip bits in packet checksum to detect bit errors the question: how to recover from errors: acknowledgements (ACKs): receiver explicitly tells sender that pkt received OK negative acknowledgements (NAKs): receiver explicitly tells sender that pkt had errors sender ...
... underlying channel may flip bits in packet checksum to detect bit errors the question: how to recover from errors: acknowledgements (ACKs): receiver explicitly tells sender that pkt received OK negative acknowledgements (NAKs): receiver explicitly tells sender that pkt had errors sender ...
Using a Flexibility Measure for Network Design Space
... which contributes to flexibility in terms of flow steering and configuration. This flexibility can be assessed in terms of the number of possible configurations. For instance, OpenFlow (OF) [1], which is the most commonly used protocol to implement SDN, has an upper boundary in its flexibility due t ...
... which contributes to flexibility in terms of flow steering and configuration. This flexibility can be assessed in terms of the number of possible configurations. For instance, OpenFlow (OF) [1], which is the most commonly used protocol to implement SDN, has an upper boundary in its flexibility due t ...
Part I: Introduction - Department of Computer Science
... with multiple simultaneous paths, cycles result bridges may multiply and forward frame forever solution: organize bridges in a spanning tree by disabling subset of interfaces ...
... with multiple simultaneous paths, cycles result bridges may multiply and forward frame forever solution: organize bridges in a spanning tree by disabling subset of interfaces ...
TSHOOT Chapter 9 - Faculty Website Directory
... answer to the following questions: What security policies have been implemented for management access to the devices? From which IP addresses or networks can the network devices be accessed? What type of authentication, authorization, and accounting is used on the network? If centralized AAA ...
... answer to the following questions: What security policies have been implemented for management access to the devices? From which IP addresses or networks can the network devices be accessed? What type of authentication, authorization, and accounting is used on the network? If centralized AAA ...
TIE Breaking: Tunable Interdomain Egress Selection
... two parts of the routing system separately. Selecting the egress point and computing the forwarding path to the egress point are two very distinct functions, and we believe that they should be decoupled. Paths inside the network should be selected based on some meaningful performance objective, wher ...
... two parts of the routing system separately. Selecting the egress point and computing the forwarding path to the egress point are two very distinct functions, and we believe that they should be decoupled. Paths inside the network should be selected based on some meaningful performance objective, wher ...
WiMAX-3GPP Optimized Handover
... Co-existence & Interference issues prevent dual radio operation in many UEs Need optimized HO solutions for Single Radio operation (one radio transmitting at a time ONLY…) – May not be able to do Make operation before Break – Need to transition to 3GPP from WiMAX during voice call ...
... Co-existence & Interference issues prevent dual radio operation in many UEs Need optimized HO solutions for Single Radio operation (one radio transmitting at a time ONLY…) – May not be able to do Make operation before Break – Need to transition to 3GPP from WiMAX during voice call ...
Delivering HPC Applications with Juniper Networks and Chelsio
... Juniper’s strategy for the high-performance data center focuses on flattening the network to eliminate complexity and improve overall application performance. Called the “3-2-1” data center network architecture, the strategy asserts that today’s data center is far too complex, requiring three layers ...
... Juniper’s strategy for the high-performance data center focuses on flattening the network to eliminate complexity and improve overall application performance. Called the “3-2-1” data center network architecture, the strategy asserts that today’s data center is far too complex, requiring three layers ...
Web Application Firewall (WAF)
... specific use cases for the customer Rules can be built that execute when one or more baseline rules or rate control rules match Output of application vulnerability products can be implemented as “virtual patches” Advanced piping to user validation actions can be achieved (prioritization) ...
... specific use cases for the customer Rules can be built that execute when one or more baseline rules or rate control rules match Output of application vulnerability products can be implemented as “virtual patches” Advanced piping to user validation actions can be achieved (prioritization) ...
Low Complexity Stable Link Scheduling for Maximizing Throughput
... A multihop wireless ad hoc network is modeled by a graph G = (V, E), where the vertices V = {v1 , v2 , · · · , vn } represent the set of n = |V | wireless devices in the network, and a directed link (u, v) ∈ E iff u and v can communicate directly. For a link (u, v), v (the receiver) is also called t ...
... A multihop wireless ad hoc network is modeled by a graph G = (V, E), where the vertices V = {v1 , v2 , · · · , vn } represent the set of n = |V | wireless devices in the network, and a directed link (u, v) ∈ E iff u and v can communicate directly. For a link (u, v), v (the receiver) is also called t ...
Review, UTRAN Interfaces
... New Features in EGPRS Rel 4. Delayed TBF Release —In bursty traffic, many call set up and release makes inefficient use of resources. By delaying release of TBF, and sending dummy LLC frames to mobile, the link is kept alive. ...
... New Features in EGPRS Rel 4. Delayed TBF Release —In bursty traffic, many call set up and release makes inefficient use of resources. By delaying release of TBF, and sending dummy LLC frames to mobile, the link is kept alive. ...
IP Multicast
... • Between a host on a subnet (Ethernet) and the router for the subnet. • The router periodically broadcast an IGMP host-membership query message on its subnet. • A host subscribes to a group replies by multicasting a hostmembership report message. – Note: feedback implosion uses a random timer. ...
... • Between a host on a subnet (Ethernet) and the router for the subnet. • The router periodically broadcast an IGMP host-membership query message on its subnet. • A host subscribes to a group replies by multicasting a hostmembership report message. – Note: feedback implosion uses a random timer. ...
20_otherlink
... just like Ethernet needs destination Ethernet address IP/ATM address translation done by ATM ARP (Address Resolution Protocol) ARP server in ATM network performs broadcast of ATM ARP translation request to all connected ATM devices hosts can register their ATM addresses with server to avoid lo ...
... just like Ethernet needs destination Ethernet address IP/ATM address translation done by ATM ARP (Address Resolution Protocol) ARP server in ATM network performs broadcast of ATM ARP translation request to all connected ATM devices hosts can register their ATM addresses with server to avoid lo ...
Chapter 4: Addressing
... NAT translates private addresses into public addresses that route over the Internet ie one-to-one, one-to-many PAT translates multiple local addresses into a single public address ie many-to-one © 2006 Cisco Systems, Inc. All rights reserved. ...
... NAT translates private addresses into public addresses that route over the Internet ie one-to-one, one-to-many PAT translates multiple local addresses into a single public address ie many-to-one © 2006 Cisco Systems, Inc. All rights reserved. ...
Seamless Vertical Handoff over Heterogeneous Network
... How to achieve seamless vertical handoff ? How to pass NAT gateway ? How to adapt TCP behavior ? How to adapt application behavior ? ...
... How to achieve seamless vertical handoff ? How to pass NAT gateway ? How to adapt TCP behavior ? How to adapt application behavior ? ...
configuring dynamic multipoint vpn spoke router in full mesh
... Automatic IPsec Encryption Initiation GRE has the peer source and destination address configured or resolved with NHRP. Thus, this feature allows IPsec to be immediately triggered for the point-to-point GRE tunneling or when the GRE peer address is resolved via NHRP for the multipoint GRE tunnel. Su ...
... Automatic IPsec Encryption Initiation GRE has the peer source and destination address configured or resolved with NHRP. Thus, this feature allows IPsec to be immediately triggered for the point-to-point GRE tunneling or when the GRE peer address is resolved via NHRP for the multipoint GRE tunnel. Su ...
TCP
... – Host B returns INIT-ACK containing a cookie attacks! • information that only Host B can verify • No memory is allocated at this point! – Host A replies with COOKIE-ECHO chunk; may contain A's first data. – Host B checks validity of cookie; association is established ...
... – Host B returns INIT-ACK containing a cookie attacks! • information that only Host B can verify • No memory is allocated at this point! – Host A replies with COOKIE-ECHO chunk; may contain A's first data. – Host B checks validity of cookie; association is established ...
Chapter 7 outline
... 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 ...
Sniffer University 1-3
... • The application automatically starts monitoring the traffic seen on the active local agent – Your settings are saved when you exit the application, so it will automatically begin monitoring on the local agent you ...
... • The application automatically starts monitoring the traffic seen on the active local agent – Your settings are saved when you exit the application, so it will automatically begin monitoring on the local agent you ...