chapter4-2007
... A: ICANN: Internet Corporation for Assigned Names and Numbers allocates addresses manages DNS assigns domain names, resolves disputes ...
... A: ICANN: Internet Corporation for Assigned Names and Numbers allocates addresses manages DNS assigns domain names, resolves disputes ...
SNMP, DHCP and Security
... time that a given IP address will be valid for a computer. The lease time can vary depending on how long a user is likely to require the Internet connection at a particular location. It's especially useful in education and other environments where users change frequently. Using very short leases, DH ...
... time that a given IP address will be valid for a computer. The lease time can vary depending on how long a user is likely to require the Internet connection at a particular location. It's especially useful in education and other environments where users change frequently. Using very short leases, DH ...
20061205-hopi-summerhillsobieskijohnson
... • Examine a hybrid of shared IP packet switching and dynamically provisioned circuits • HOPI Project – Hybrid Optical and Packet Infrastructure - how does one put it all together? • Dynamic Provisioning - setup and teardown of optical paths • Hybrid Question - how do end hosts use the combined packe ...
... • Examine a hybrid of shared IP packet switching and dynamically provisioned circuits • HOPI Project – Hybrid Optical and Packet Infrastructure - how does one put it all together? • Dynamic Provisioning - setup and teardown of optical paths • Hybrid Question - how do end hosts use the combined packe ...
atm
... Existing approaches - ATLAS A line filter that scans an ATM physical link to perform packet-level filtering at OC-3c. • To avoid SAR, for each packet it only checks the first cell. Pass or fail! • Use a policy cache architecture to speed up. Core unit is policy cache. (CAM) If hit cache, the packet ...
... Existing approaches - ATLAS A line filter that scans an ATM physical link to perform packet-level filtering at OC-3c. • To avoid SAR, for each packet it only checks the first cell. Pass or fail! • Use a policy cache architecture to speed up. Core unit is policy cache. (CAM) If hit cache, the packet ...
TPOT: Translucent Proxying of TCP
... the TPOT mechanism. If T does not see this option, it will take no action, and simply forwards the packet on to D on its fast-path. If T sees a SYN packet that has the TCP-OPTION “TPOT” set, it responds to S with a SYN-ACK that encodes its own IP address T in the TCP-OPTION field. On receiving this ...
... the TPOT mechanism. If T does not see this option, it will take no action, and simply forwards the packet on to D on its fast-path. If T sees a SYN packet that has the TCP-OPTION “TPOT” set, it responds to S with a SYN-ACK that encodes its own IP address T in the TCP-OPTION field. On receiving this ...
CPDLC Sweden
... • Based on “per messages” in a set of three messages. • Payload was 31, 13 and 31 bytes respectively. • UDP headers gives total message sizes of 79, 61 and 79 bytes respectively. • Message sizes chosen to ensure the latency would be based on similar size of messages as most of the worst case, i.e. l ...
... • Based on “per messages” in a set of three messages. • Payload was 31, 13 and 31 bytes respectively. • UDP headers gives total message sizes of 79, 61 and 79 bytes respectively. • Message sizes chosen to ensure the latency would be based on similar size of messages as most of the worst case, i.e. l ...
Downloads
... Seamless services between fixed and private networks Use of microwave bands (3-8 GHz) Low system cost (1/10thas compared to 3G).Beyond 3G is expected only after 2010, so the more appropriate technology today is 3/ 3.5G ...
... Seamless services between fixed and private networks Use of microwave bands (3-8 GHz) Low system cost (1/10thas compared to 3G).Beyond 3G is expected only after 2010, so the more appropriate technology today is 3/ 3.5G ...
No Slide Title - Stanford University
... CODING AND INTERLEAVING • The basic principle is to spread the burst errors over many code words. 1 codeword read into interleaver by rows ...
... CODING AND INTERLEAVING • The basic principle is to spread the burst errors over many code words. 1 codeword read into interleaver by rows ...
CCNA Fast Track - K C Communications
... NOTE… Ethernet II/DIX frame preamble is 8 bytes long with no SD byte, Ethernet II/DIX frame has TYPE field and no LENGTH or 802.2 fields. Ethernet IEEE 802.3 frames have 7 byte preamble, 1 byte SD, Ethernet IEEE 802.3 frames have LENGTH field and no TYPE field, Ethernet IEEE 802.3 frames have 802.2 ...
... NOTE… Ethernet II/DIX frame preamble is 8 bytes long with no SD byte, Ethernet II/DIX frame has TYPE field and no LENGTH or 802.2 fields. Ethernet IEEE 802.3 frames have 7 byte preamble, 1 byte SD, Ethernet IEEE 802.3 frames have LENGTH field and no TYPE field, Ethernet IEEE 802.3 frames have 802.2 ...
The TCP-Based New AIMD Congestion Control Algorithm
... terms of real networks means that all flows have the same RTT. This assumption is not real. A second assumption and limitation is that the network response arrives at the same time to all users, even when they have the same RTT. This is disputed in [19]. The above assumption is supported by Jacobson ...
... terms of real networks means that all flows have the same RTT. This assumption is not real. A second assumption and limitation is that the network response arrives at the same time to all users, even when they have the same RTT. This is disputed in [19]. The above assumption is supported by Jacobson ...
UDP Lite
... – Congestion control similar; some optional mechanisms mandatory – Two basic types of enhancements: ...
... – Congestion control similar; some optional mechanisms mandatory – Two basic types of enhancements: ...
Stego Intrusion Detection System (SIDS)
... Future of SIDS (continued) • Best detection with newest steganalysis algorithms • Moving towards the anti-virus model – Database of detection ‘signatures’ must be up to date ...
... Future of SIDS (continued) • Best detection with newest steganalysis algorithms • Moving towards the anti-virus model – Database of detection ‘signatures’ must be up to date ...
MobileMAN Project Web Service Location in Ad Hoc Network
... properties of objects installed on other server: • Each information system can publish contents through WS • Each information system can use contents published from other publisher • Use of UDDI (Universal Description Discovery and Integration) to define a way to publish and discover information abo ...
... properties of objects installed on other server: • Each information system can publish contents through WS • Each information system can use contents published from other publisher • Use of UDDI (Universal Description Discovery and Integration) to define a way to publish and discover information abo ...
5 Data Communication and Networking
... power varies over a continuous range with respect to sound, light and radio waves. On the other hand, a digital signal may assume only discrete set of values within a given range. (see fig. 5.2 and 5.3) Examples are computer and computer related equipment. Analog signal is measured in Volts and its ...
... power varies over a continuous range with respect to sound, light and radio waves. On the other hand, a digital signal may assume only discrete set of values within a given range. (see fig. 5.2 and 5.3) Examples are computer and computer related equipment. Analog signal is measured in Volts and its ...
Assignment 4
... Use this formula to write a SAS IML program that calculates the transitivity ratio for the graduate student ‘help’ network. The program for reading the network & creating PAJEK files is in osugrd_read.sas. The transitivity ration for help should be (see triads1.sas for a sample program on diff data) ...
... Use this formula to write a SAS IML program that calculates the transitivity ratio for the graduate student ‘help’ network. The program for reading the network & creating PAJEK files is in osugrd_read.sas. The transitivity ration for help should be (see triads1.sas for a sample program on diff data) ...
Class slides
... routing: Process by which the forwarding table is built and maintained. 1. One or more routing protocols 2. Algorithms to convert routing info to forwarding tables ...
... routing: Process by which the forwarding table is built and maintained. 1. One or more routing protocols 2. Algorithms to convert routing info to forwarding tables ...
Title Subtitle - School of Computing and Engineering
... Solutions Enabled by MPLS • Virtual Private Networks — Connect two or more separate sites over the Internet — Label switched paths can be created to be “virtual links” between routers. — This can create something that looks like a network for a customer. — Key Features: Security, control over perfo ...
... Solutions Enabled by MPLS • Virtual Private Networks — Connect two or more separate sites over the Internet — Label switched paths can be created to be “virtual links” between routers. — This can create something that looks like a network for a customer. — Key Features: Security, control over perfo ...