Ch20
... No routing decisions required for each packet Clear request to drop circuit Not a dedicated path William Stallings.. Data and Computer Communications, 7/E, Prentice Hall, 2004. ...
... No routing decisions required for each packet Clear request to drop circuit Not a dedicated path William Stallings.. Data and Computer Communications, 7/E, Prentice Hall, 2004. ...
PPT
... each packet carries VC identifier (not destination host OD) every router on source-dest paths maintain the “state” for ...
... each packet carries VC identifier (not destination host OD) every router on source-dest paths maintain the “state” for ...
Slides
... what was the goal behind it ? • Point to point best effort service. • Goal – highly fault tolerant data network for the defense community. • So….. most of the attention was paid to dynamic route calculation, thus not too much attention was paid to performance of packet forwarding. • Assumptions…… no ...
... what was the goal behind it ? • Point to point best effort service. • Goal – highly fault tolerant data network for the defense community. • So….. most of the attention was paid to dynamic route calculation, thus not too much attention was paid to performance of packet forwarding. • Assumptions…… no ...
Powerpoint
... – services independent of subnet technology – shield transport layer from topology – uniform number of network addesses, across LANs or WANS Lots ...
... – services independent of subnet technology – shield transport layer from topology – uniform number of network addesses, across LANs or WANS Lots ...
File Systems
... Gateways keep info on hosts belonging to LAN’s they connect Routers maintain knowledge about networks ...
... Gateways keep info on hosts belonging to LAN’s they connect Routers maintain knowledge about networks ...
Avaya Open Networking Adapter
... are experiencing a proliferation of devices requiring network connectivity, many of which require at least some degree of mobility. These end-point devices may themselves necessitate and include security considerations, such as authentication and encryption. However, in the context of certain enviro ...
... are experiencing a proliferation of devices requiring network connectivity, many of which require at least some degree of mobility. These end-point devices may themselves necessitate and include security considerations, such as authentication and encryption. However, in the context of certain enviro ...
EE 122: Computer Networks
... – Need to send to gateway router (as specified by DHCP) – Use ARP to determine MAC address of gateway router ...
... – Need to send to gateway router (as specified by DHCP) – Use ARP to determine MAC address of gateway router ...
A S P
... Protecting network activity from intrusion of malicious nodes and enhancing the data security are the important issues of Mobile Ad hoc networks. Sometimes the performance of R-AODV routing protocol gets significantly affected due to the activity of these active malicious nodes. So PHR-AODV [11], bu ...
... Protecting network activity from intrusion of malicious nodes and enhancing the data security are the important issues of Mobile Ad hoc networks. Sometimes the performance of R-AODV routing protocol gets significantly affected due to the activity of these active malicious nodes. So PHR-AODV [11], bu ...
I R T R ECHNICAL
... 2. DETECTION OF SELF-PROPAGATING CODE We have investigated the problem of detecting selfpropagating code (worms) spreading over a network. Most active worms spreading over the Internet compromised hosts in a random way. For example Code Red spread by launching 99 threads that generated random IP add ...
... 2. DETECTION OF SELF-PROPAGATING CODE We have investigated the problem of detecting selfpropagating code (worms) spreading over a network. Most active worms spreading over the Internet compromised hosts in a random way. For example Code Red spread by launching 99 threads that generated random IP add ...
Lecture_5_Routing Protocols
... The routing table is shared with the neighbor router(s) Can not be used in large networks The size of the N/W, in each direction, can not exceed 15 hops Examples are RIP and IGRP ...
... The routing table is shared with the neighbor router(s) Can not be used in large networks The size of the N/W, in each direction, can not exceed 15 hops Examples are RIP and IGRP ...
UDL Mesh Network over DVB-S
... Wan Tat Chee ([email protected]) Network Research Group School Of Computer Sciences Universiti Sains Malaysia 11800 USM, Penang, Malaysia. ...
... Wan Tat Chee ([email protected]) Network Research Group School Of Computer Sciences Universiti Sains Malaysia 11800 USM, Penang, Malaysia. ...
document
... • NAT is effectively implementing id/locator split today; what happens if the ipv6 proponents’ dream of a “NAT-free” Internet is realized? • Scale of IP network is still relatively small • Re-creating the “routing swamp” with ipv6 would be…bad; it isn’t clear what anyone could do to save the Interne ...
... • NAT is effectively implementing id/locator split today; what happens if the ipv6 proponents’ dream of a “NAT-free” Internet is realized? • Scale of IP network is still relatively small • Re-creating the “routing swamp” with ipv6 would be…bad; it isn’t clear what anyone could do to save the Interne ...
Network Security Essentials for Small Businesses
... AV is just one layer. You can learn about some of the other layers later in this paper. You might ask, “But this whole time I’ve used nothing but AV to defend my home network, and everything’s fine – so if the Internet is as bad as you say, why haven’t I been compromised?” There are two answers to t ...
... AV is just one layer. You can learn about some of the other layers later in this paper. You might ask, “But this whole time I’ve used nothing but AV to defend my home network, and everything’s fine – so if the Internet is as bad as you say, why haven’t I been compromised?” There are two answers to t ...
Comparison of Ethernet and MPLS-TP in Access
... access / core differences (1) Differences between core networks and access networks may translate into differences in protocol requirements core has relatively few Network Elements (routers, LSRs, switches) access has many NEs (CPEs, NTUs, DSLAMs, aggregators) • strong pressure on access NE price l ...
... access / core differences (1) Differences between core networks and access networks may translate into differences in protocol requirements core has relatively few Network Elements (routers, LSRs, switches) access has many NEs (CPEs, NTUs, DSLAMs, aggregators) • strong pressure on access NE price l ...
Network Layer
... NAT: Network Address Translation 16-bit port-number field: o 60,000 simultaneous connections with a single LAN-side address! NAT is controversial: o routers should only process up to layer 3 o violates end-to-end argument • NAT possibility must be taken into account by app ...
... NAT: Network Address Translation 16-bit port-number field: o 60,000 simultaneous connections with a single LAN-side address! NAT is controversial: o routers should only process up to layer 3 o violates end-to-end argument • NAT possibility must be taken into account by app ...
William Stallings Data and Computer Communications
... Replaces BOOTP and RARP DHCP sends a DISCOVER Packet ...
... Replaces BOOTP and RARP DHCP sends a DISCOVER Packet ...
Mobile Routers in IPv6
... IETF Status: Mobile IPv6 for mobile networks ? What about packets intended to the SNs ? CNs do not have a CoA for SNs: No optimal routing between CNs and SNs Packets intended to SNs are routed to the home network MR’s HA has a binding between MR’s home address and MR’s CoA Packets are inter ...
... IETF Status: Mobile IPv6 for mobile networks ? What about packets intended to the SNs ? CNs do not have a CoA for SNs: No optimal routing between CNs and SNs Packets intended to SNs are routed to the home network MR’s HA has a binding between MR’s home address and MR’s CoA Packets are inter ...
SNMP Management: Organization and Information Model
... Organization Model Multiple managers, 1 agent An agent responds to any management system that communicates with it using SNMP A NMS provided by a vendor is in a better position to manage, monitor and configure all NEs coming from that same vendor ...
... Organization Model Multiple managers, 1 agent An agent responds to any management system that communicates with it using SNMP A NMS provided by a vendor is in a better position to manage, monitor and configure all NEs coming from that same vendor ...
The Cutting EDGE of IP Router Configuration
... Despite the conceptual appeal of Figure 1, many enterprise networks don’t have explicit TQs, provisioning rules, or an underlying database. In some cases, an informal TQ exists and the rules are codified in English text; however, these documents are often out-of-date or incomplete, and administrator ...
... Despite the conceptual appeal of Figure 1, many enterprise networks don’t have explicit TQs, provisioning rules, or an underlying database. In some cases, an informal TQ exists and the rules are codified in English text; however, these documents are often out-of-date or incomplete, and administrator ...
Android Implementation of an Auto-Configuration Method for
... Fig. 6. Configuration interface for the server app. Once this is done, another message is shown to the user confirming that he is now connected to the network. Fig. 8 shows the GUI for this option. Fig. 5. BlueCove acting as interface between Java and the operative system Bluetooth stack. The config ...
... Fig. 6. Configuration interface for the server app. Once this is done, another message is shown to the user confirming that he is now connected to the network. Fig. 8 shows the GUI for this option. Fig. 5. BlueCove acting as interface between Java and the operative system Bluetooth stack. The config ...