Part I: Introduction
... protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 6) ...
... protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 6) ...
Networks on Chip (NoC)
... Similarities and differences between NoCs and Computer Networks (CN) Similarities ...
... Similarities and differences between NoCs and Computer Networks (CN) Similarities ...
CMPE 150 – Spring 06
... ARPAnet starting in 1979 Used by the Internet’s OSPF (Open Shortest Path First) ...
... ARPAnet starting in 1979 Used by the Internet’s OSPF (Open Shortest Path First) ...
RoyetaL (%)Pub.Dam: .Apr.3,2008
... routing. PVC is a permanent virtual circuit. The idea here is to connect a CE to tWo PEs using a single physical link. By de?ning tWo PVCs on the physical link and terminating them on the tWo PEs respectively, tWo logical connections are created that provides the required connectivity. FIG. 3 as sho ...
... routing. PVC is a permanent virtual circuit. The idea here is to connect a CE to tWo PEs using a single physical link. By de?ning tWo PVCs on the physical link and terminating them on the tWo PEs respectively, tWo logical connections are created that provides the required connectivity. FIG. 3 as sho ...
lecture
... interior gateway protocol (each AS selects its own) exterior gateway protocol (Internet-wide standard) ...
... interior gateway protocol (each AS selects its own) exterior gateway protocol (Internet-wide standard) ...
Powerpoint - Workshops
... Has neighbours only on the same area Has a level-1 LSDB with all routing information for the area May have neighbours in the same or other areas Has a Level-2 LSDB with all routing information about inter-area ...
... Has neighbours only on the same area Has a level-1 LSDB with all routing information for the area May have neighbours in the same or other areas Has a Level-2 LSDB with all routing information about inter-area ...
PPP - Chakarov
... The network layer routing •The switch will allow routing in the local LAN •A packet of information will be forwarded out of a particular interface based on the MAC address of the device attached to it •Routers forward based on the IP address (Network layer) information ...
... The network layer routing •The switch will allow routing in the local LAN •A packet of information will be forwarded out of a particular interface based on the MAC address of the device attached to it •Routers forward based on the IP address (Network layer) information ...
Lecture note 5
... • However, should the network (the network layer) or the hosts (the transport layer) do the reliable delivery, insequence delivery, congestion control, quality-of-service guarantee jobs? (The end-to-end argument v.s. performance improvement v.s. misbehaving users .) • Also, should connectionless or ...
... • However, should the network (the network layer) or the hosts (the transport layer) do the reliable delivery, insequence delivery, congestion control, quality-of-service guarantee jobs? (The end-to-end argument v.s. performance improvement v.s. misbehaving users .) • Also, should connectionless or ...
Link-State Routing Reading: Sections 4.2 and 4.3.4
... Switching Fabric • Deliver packet inside the router – From incoming interface to outgoing interface – A small network in and of itself ...
... Switching Fabric • Deliver packet inside the router – From incoming interface to outgoing interface – A small network in and of itself ...
chapter1
... if this fails then it looks in /etc/resolv.conf for the address of “directory assistance”, also called a DNS Server. sends the request to this address Observation: If your DNS server is down, you won't get anywhere on the Internet. ...
... if this fails then it looks in /etc/resolv.conf for the address of “directory assistance”, also called a DNS Server. sends the request to this address Observation: If your DNS server is down, you won't get anywhere on the Internet. ...
IP Packet Switching
... –Sum of all 16-bit words in the IP packet header –If any bits of the header are corrupted in transit –… the checksum won’t match at receiving host –Receiving host discards corrupted packets Sending host will retransmit the packet, if needed ...
... –Sum of all 16-bit words in the IP packet header –If any bits of the header are corrupted in transit –… the checksum won’t match at receiving host –Receiving host discards corrupted packets Sending host will retransmit the packet, if needed ...
Routing to the MEN`s edge TextStart Investment in Metro Ethernet
... Voice service media stream presents a full-meshed traffic model. In the future, IMS will introduce a large volume of P2P voice traffic, for which Layer 3 will be applied. This will allow VoIP users to be routed directly to each other in the MEN, enhancing service quality through fewer delays and sav ...
... Voice service media stream presents a full-meshed traffic model. In the future, IMS will introduce a large volume of P2P voice traffic, for which Layer 3 will be applied. This will allow VoIP users to be routed directly to each other in the MEN, enhancing service quality through fewer delays and sav ...
MIST Multicast Implementation Study
... resources (e.g., computers, files, data) a medium through which geographically dispersed users communicate (e.g., email, teleconferencing) a medium through which distributed services/applications are implemented ...
... resources (e.g., computers, files, data) a medium through which geographically dispersed users communicate (e.g., email, teleconferencing) a medium through which distributed services/applications are implemented ...
University of California at Berkeley CS168, Homework 2
... upload to Pandagrader. Scanning services are available from the Berkeley Library System (http://www.lib.berkeley.edu/using-the-libraries/print-scan). Be sure to double-check your submission to ensure that Pandagrader has scanned in your solution correctly. You may want to consider using a PDF markup ...
... upload to Pandagrader. Scanning services are available from the Berkeley Library System (http://www.lib.berkeley.edu/using-the-libraries/print-scan). Be sure to double-check your submission to ensure that Pandagrader has scanned in your solution correctly. You may want to consider using a PDF markup ...
r03-arpa - Computer Engineering
... • Different link-layers have different MTUs • Split IP packet into multiple fragments • IP header on each fragment • Various fields in header to help process • Intermediate router may fragment as needed ...
... • Different link-layers have different MTUs • Split IP packet into multiple fragments • IP header on each fragment • Various fields in header to help process • Intermediate router may fragment as needed ...
$doc.title
... – Each node handles range of hash outputs – Use hash to direct query to the directory node ...
... – Each node handles range of hash outputs – Use hash to direct query to the directory node ...
firewalls
... All nodes are somehow reachable from the Internet Routers need to be able to control what routes they advertise over various interfaces Clients who employ IP source routing make it possible to reach ‘unreachable’ hosts Enables address-spoofing Block source routing at borders, not at backbone ...
... All nodes are somehow reachable from the Internet Routers need to be able to control what routes they advertise over various interfaces Clients who employ IP source routing make it possible to reach ‘unreachable’ hosts Enables address-spoofing Block source routing at borders, not at backbone ...
Networks Sample Exam Solutions
... layer N-1 passes data to layer N, which can read, act upon, & remove this control information before passing the (reduced) data up to layer N+1 • each layer should not need to know which portion of the upper layer’s data is control information, or its meaning Distributed Scripts: peer entities (at s ...
... layer N-1 passes data to layer N, which can read, act upon, & remove this control information before passing the (reduced) data up to layer N+1 • each layer should not need to know which portion of the upper layer’s data is control information, or its meaning Distributed Scripts: peer entities (at s ...
Addressing, Routing, and Forwarding
... • safe_dr_get_next_hop(ip): Called when router needs to know how to route a packet. Returns which interface packet should be sent out and IP address of next hop. • safe_dr_handle_packet: Method called when router receives a dynamic routing packet. • safe_dr_handle_periodic(): Method called periodica ...
... • safe_dr_get_next_hop(ip): Called when router needs to know how to route a packet. Returns which interface packet should be sent out and IP address of next hop. • safe_dr_handle_packet: Method called when router receives a dynamic routing packet. • safe_dr_handle_periodic(): Method called periodica ...
Assignment-3
... keeps data out of subnets where it doesn't belong. A router is connected to at least two networks, commonly two LANs or WAN and LAN. It can listen to the traffic on the entire network and determine the least congested route to its destination. Router is considered a heart of the network. It is a Lay ...
... keeps data out of subnets where it doesn't belong. A router is connected to at least two networks, commonly two LANs or WAN and LAN. It can listen to the traffic on the entire network and determine the least congested route to its destination. Router is considered a heart of the network. It is a Lay ...
What is an Optical Internet?
... IP network is intrinsically self healing via routing protocols By cranking down timers on interface cards and keep alive message time-out we can achieve same restoral speed as SONET Biggest delay is re-calculation and announcement of changes in routing tables across the network MPLS promises ...
... IP network is intrinsically self healing via routing protocols By cranking down timers on interface cards and keep alive message time-out we can achieve same restoral speed as SONET Biggest delay is re-calculation and announcement of changes in routing tables across the network MPLS promises ...
EECS 700: Network Security
... – Many firewalls inspect packet without reassemble. If the TCP header is fragmented and the filter rule is based on TCP, it may fail – Firewall examine the SYN bit • Tiny fragment attack: Firewall only check the first fragment. The minimum fragment is 68 bytes (ICMP requirement), but the SYN bit may ...
... – Many firewalls inspect packet without reassemble. If the TCP header is fragmented and the filter rule is based on TCP, it may fail – Firewall examine the SYN bit • Tiny fragment attack: Firewall only check the first fragment. The minimum fragment is 68 bytes (ICMP requirement), but the SYN bit may ...