Computer Networks (CSC 345)
... – Each packet carries extra information to allow it to reach its destination – Each intermediate node processes the packet and forward it to the next node ...
... – Each packet carries extra information to allow it to reach its destination – Each intermediate node processes the packet and forward it to the next node ...
TCP/IP
... a prefix of 172.30/16 matches any IP address that begins with 172.30 in the first two bytes, and ends with anything in the last two bytes. Similarly, an 8 bit prefix matches the first byte exactly and a 24 bit prefix matches the first three bytes exactly. ...
... a prefix of 172.30/16 matches any IP address that begins with 172.30 in the first two bytes, and ends with anything in the last two bytes. Similarly, an 8 bit prefix matches the first byte exactly and a 24 bit prefix matches the first three bytes exactly. ...
chap4_presentation_sumana
... covers an area larger than a campus area network and smaller than a wide area network, interconnects two or more LANs, and usually covers an entire metropolitan area, such as a large city and its ...
... covers an area larger than a campus area network and smaller than a wide area network, interconnects two or more LANs, and usually covers an entire metropolitan area, such as a large city and its ...
Biological Sciences Computer Systems
... including web servers, mail servers, file sharing, and remote printing. Each active network service creates another possible route for an intruder to compromise the local computer. The best way to avoid this is to shut down any unneeded services. For example, Lifesci can be used to serve personal we ...
... including web servers, mail servers, file sharing, and remote printing. Each active network service creates another possible route for an intruder to compromise the local computer. The best way to avoid this is to shut down any unneeded services. For example, Lifesci can be used to serve personal we ...
Acceptable Use of Electronic Networks - Tri-City
... Acceptable Use - Access to the District’s electronic network must be: (a) for the purpose of education or research, and be consistent with the District’s educational objectives, (b) for legitimate school business use, or c) acceptable personal use, as defined by District Administration. Privileges - ...
... Acceptable Use - Access to the District’s electronic network must be: (a) for the purpose of education or research, and be consistent with the District’s educational objectives, (b) for legitimate school business use, or c) acceptable personal use, as defined by District Administration. Privileges - ...
Wireless Networks
... Data Integrity • Data integrity is ensured by a simple encrypted version of CRC (Cyclic Redundant Check) • Also vulnerable to some attacks ...
... Data Integrity • Data integrity is ensured by a simple encrypted version of CRC (Cyclic Redundant Check) • Also vulnerable to some attacks ...
Network and Perimeter Security
... Network-based intrusion-detection systems are only as good as the process that is followed once an intrusion is detected ISA Server 2004 provides network-based intrusiondetection abilities ...
... Network-based intrusion-detection systems are only as good as the process that is followed once an intrusion is detected ISA Server 2004 provides network-based intrusiondetection abilities ...
Wireless Broadband Router
... A high-end CPU (capable of processing as much as 80 times the throughput as earlier-generation broadband routers) makes it possible for the Wireless Broadband Router to handle multiple high-throughput media streams simultaneously, including standard and HDTVbased video programming. Networks can be s ...
... A high-end CPU (capable of processing as much as 80 times the throughput as earlier-generation broadband routers) makes it possible for the Wireless Broadband Router to handle multiple high-throughput media streams simultaneously, including standard and HDTVbased video programming. Networks can be s ...
SAMPLE TEST from past EXAMS
... c. Choose the appropriate addresses for gateway G1 (based on your previous answers). d. Choose an appropriate addresses for host1 and host2. host1: ...
... c. Choose the appropriate addresses for gateway G1 (based on your previous answers). d. Choose an appropriate addresses for host1 and host2. host1: ...
Chapter 6: Wireless and Mobile Networks
... scan channels, listening for beacon frames containing AP’s name (SSID) and MAC address selects AP to associate with; initiates association protocol typically run DHCP to get IP address in ...
... scan channels, listening for beacon frames containing AP’s name (SSID) and MAC address selects AP to associate with; initiates association protocol typically run DHCP to get IP address in ...
1998-10-16-MAEDS-NetSecurity
... • Can also be used for other malicious purposes • Assume that all traffic on the Internet is being watched by *someone* • Encryption is protection against this kind of attack • Telnet vs. Secure Shell [demo] ...
... • Can also be used for other malicious purposes • Assume that all traffic on the Internet is being watched by *someone* • Encryption is protection against this kind of attack • Telnet vs. Secure Shell [demo] ...
continued
... Integrated Services Digital Network (ISDN) – high speed data transmission over existing phone lines Digital Subscriber Lines (DSL) - high speed digital transmission over existing phone lines ...
... Integrated Services Digital Network (ISDN) – high speed data transmission over existing phone lines Digital Subscriber Lines (DSL) - high speed digital transmission over existing phone lines ...
“The thin-client model is an alternative to the traditional approach of
... “The thin-client model is an alternative to the traditional approach of expensive workstations. Under a traditional (fat-client) model, applications run on the individual workstations...Under a thin-client model, the applications run on a network server and the local clients (workstations) are used ...
... “The thin-client model is an alternative to the traditional approach of expensive workstations. Under a traditional (fat-client) model, applications run on the individual workstations...Under a thin-client model, the applications run on a network server and the local clients (workstations) are used ...
CCNA 1 Module 10 Routing Fundamentals and Subnets
... Routable and Routed Protocols A routed protocol allows the router to forward data between nodes on different networks. In order for a protocol to be routable, it must provide the ability to assign a network number and a host number to each individual device. These protocols also require a network m ...
... Routable and Routed Protocols A routed protocol allows the router to forward data between nodes on different networks. In order for a protocol to be routable, it must provide the ability to assign a network number and a host number to each individual device. These protocols also require a network m ...
Communication Protocols
... and also to test a standard protocols and to project new ones. on the successful completion of the course student is supposed to realize the conformance tests. ...
... and also to test a standard protocols and to project new ones. on the successful completion of the course student is supposed to realize the conformance tests. ...
Lim-TMC09-slide
... addresses and port numbers for a connection in MN and its CNs and uses this association to hide the changes in IP address when MN moves from one network to another. Owing to the manipulation of IP addresses in the IP header of each packet, TMSP ensures that packets are sent directly between CN and ...
... addresses and port numbers for a connection in MN and its CNs and uses this association to hide the changes in IP address when MN moves from one network to another. Owing to the manipulation of IP addresses in the IP header of each packet, TMSP ensures that packets are sent directly between CN and ...
test 1 - answer
... destinations. The traceroute command works by using the error message generated by switch routers when a datagram exceeds its time-to-live (TTL) value. First, probe datagrams are sent with a TTL value of one. This causes the first switch router to discard the probe datagrams and send back "time exce ...
... destinations. The traceroute command works by using the error message generated by switch routers when a datagram exceeds its time-to-live (TTL) value. First, probe datagrams are sent with a TTL value of one. This causes the first switch router to discard the probe datagrams and send back "time exce ...
Access Networks - The Computer Laboratory
... RX'er ACKs every packet else retransmit Still have hidden node prob. Use 4-way HS: 1. Listen. Wait for IFS (50ms). Send RTS (containing dest & duration). [If media busy, wait random back off] 2. Destination sends a CTS (visible to hidden node) 3. Sender sends data 4. Destination sends ACK after ...
... RX'er ACKs every packet else retransmit Still have hidden node prob. Use 4-way HS: 1. Listen. Wait for IFS (50ms). Send RTS (containing dest & duration). [If media busy, wait random back off] 2. Destination sends a CTS (visible to hidden node) 3. Sender sends data 4. Destination sends ACK after ...