Title Slide: First Slide in a Presentation
... schemes (does not imply removing SONET/SDH circuits) • Can also be used in a complementary manner providing an additional layer of protection • Enables the concept of shared backup bandwidth – regular FRR uses Zero bandwidth backup tunnels Leverages unused bandwidth in a network ...
... schemes (does not imply removing SONET/SDH circuits) • Can also be used in a complementary manner providing an additional layer of protection • Enables the concept of shared backup bandwidth – regular FRR uses Zero bandwidth backup tunnels Leverages unused bandwidth in a network ...
10_Tools_Troubleshooting
... Insure that Internet2 is being used for a connection, rather than commercial Internet. ...
... Insure that Internet2 is being used for a connection, rather than commercial Internet. ...
4th Edition: Chapter 1 - UF CISE
... 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: 10 users packet switching: with 35 users, ...
... 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: 10 users packet switching: with 35 users, ...
Thursday, October 25th
... may occur at input queues Head-of-the-Line (HOL) blocking: queued datagram at front of queue prevents others in queue from ...
... may occur at input queues Head-of-the-Line (HOL) blocking: queued datagram at front of queue prevents others in queue from ...
15-744: Computer Networking
... • Perform computation based on their internal state and control information carried in packet • Forward zero or more packets to end points depending on result of the computation ...
... • Perform computation based on their internal state and control information carried in packet • Forward zero or more packets to end points depending on result of the computation ...
Network Routing - Yale University
... If all children of router R prune (S,G) propagate prune for (S,G) to its parent What do you do when a member of a group (re)joins? send a Graft message to upstream parent How to deal with failures? ...
... If all children of router R prune (S,G) propagate prune for (S,G) to its parent What do you do when a member of a group (re)joins? send a Graft message to upstream parent How to deal with failures? ...
Chapter 20 IP Datagrams and Datagram Forwarding
... Individual packets travel independently and contains information that identifies the intended recipient A reliable connection-oriented service is added on top of the underlying connectionless service ...
... Individual packets travel independently and contains information that identifies the intended recipient A reliable connection-oriented service is added on top of the underlying connectionless service ...
ppt
... Q: how can TCP (transport layer) be used when it depends on the network layer to locate destination? Circular? ...
... Q: how can TCP (transport layer) be used when it depends on the network layer to locate destination? Circular? ...
How to bypass the firewall
... it is susceptible to security breaches caused by improper configurations, such as IP spoofing. ...
... it is susceptible to security breaches caused by improper configurations, such as IP spoofing. ...
Lesson 10
... • Incoming packets retransmitted on every link except incoming link • Eventually a number of copies will arrive at destination • Each packet is uniquely numbered so duplicates can be discarded • To bound the flood, max hop count is included in the packets If (Packet’s hop count = = max_hop_count) di ...
... • Incoming packets retransmitted on every link except incoming link • Eventually a number of copies will arrive at destination • Each packet is uniquely numbered so duplicates can be discarded • To bound the flood, max hop count is included in the packets If (Packet’s hop count = = max_hop_count) di ...
slides_ppt
... – Separate operating system – By emulating underlying hardware – Each OS has own network stack ...
... – Separate operating system – By emulating underlying hardware – Each OS has own network stack ...
Systems Area: OS and Networking
... • Header and Trailer carry control information (e.g., destination address, check sum) ...
... • Header and Trailer carry control information (e.g., destination address, check sum) ...
Chapter 07 slides
... looking up the destination address in their routing table. A routing table consists of a series of destination networks, the address of the local router that provides service to the destination network, and a cost associated with the route. The cost is used to determine the best route in the event t ...
... looking up the destination address in their routing table. A routing table consists of a series of destination networks, the address of the local router that provides service to the destination network, and a cost associated with the route. The cost is used to determine the best route in the event t ...
ppt - CSE Labs User Home Pages
... – TCP seq/ack #s, receiver window, per-packet flags, … – Probability distribution of packet sizes – Application-level header and body (full packet contents) ...
... – TCP seq/ack #s, receiver window, per-packet flags, … – Probability distribution of packet sizes – Application-level header and body (full packet contents) ...
lec5-network
... call setup, teardown for each call before data can flow each packet carries VC identifier (not destination host ID) every router on source-dest path maintains “state” for ...
... call setup, teardown for each call before data can flow each packet carries VC identifier (not destination host ID) every router on source-dest path maintains “state” for ...
Chapter 16
... – In an internet like the one shown in Figure 16.1, only one path exists between any two points – What happens when an additional router is added as in Figure 16.2? • An alternate path is introduced – When alternate paths exist, one is usually chosen as the primary path – If routers along the primar ...
... – In an internet like the one shown in Figure 16.1, only one path exists between any two points – What happens when an additional router is added as in Figure 16.2? • An alternate path is introduced – When alternate paths exist, one is usually chosen as the primary path – If routers along the primar ...
Reverse path multicast - comp
... sole responsibility for forwarding multicast datagrams from s to the network (compare IP addresses if tie). – In the example, k1 (k2) is said to be the child of r1 (r3). – Each router is able to determine from a distance-vector routing protocol which of its attached networks are its children for eac ...
... sole responsibility for forwarding multicast datagrams from s to the network (compare IP addresses if tie). – In the example, k1 (k2) is said to be the child of r1 (r3). – Each router is able to determine from a distance-vector routing protocol which of its attached networks are its children for eac ...
CSE524: Lecture 2
... • Other issues – Host-to-Host data pipelining (multiple packets en route) – Gateway interprets IP headers for routing and performs fragmentation to other networks – End2end checksums, reassembly of fragments, duplicate detection (virtual circuit model) – Global addressing via 32-bit address • 8-bit ...
... • Other issues – Host-to-Host data pipelining (multiple packets en route) – Gateway interprets IP headers for routing and performs fragmentation to other networks – End2end checksums, reassembly of fragments, duplicate detection (virtual circuit model) – Global addressing via 32-bit address • 8-bit ...
Document
... The network layer at each host » If a packet is destined for outside of the LAN, it sends the packet to the router of the LAN using Li_DL_send(packet, Ri_dl) » If a packet is destined for some host inside the LAN, it sends the packet to the host using Li_DL_send(packet, hi_dl) » It receives packets ...
... The network layer at each host » If a packet is destined for outside of the LAN, it sends the packet to the router of the LAN using Li_DL_send(packet, Ri_dl) » If a packet is destined for some host inside the LAN, it sends the packet to the host using Li_DL_send(packet, hi_dl) » It receives packets ...
- Andrisoft
... • FULL NETWORK VISIBILITY – Supports the latest IP traffic monitoring technologies: packet sniffing at 10 Gbps; NetFlow v5, v7 and v9; sFlow, IPFIX, NetStream, jFlow, cflowd. • DDOS DETECTION – A fast traffic anomaly detection engine detects volumetric attacks by profiling the online behavior of u ...
... • FULL NETWORK VISIBILITY – Supports the latest IP traffic monitoring technologies: packet sniffing at 10 Gbps; NetFlow v5, v7 and v9; sFlow, IPFIX, NetStream, jFlow, cflowd. • DDOS DETECTION – A fast traffic anomaly detection engine detects volumetric attacks by profiling the online behavior of u ...