BDC4ec04
... Each application requires a unique address within the computer to allow support for multiple applications (service access points, or SAP) ...
... Each application requires a unique address within the computer to allow support for multiple applications (service access points, or SAP) ...
A day in the life of an IEEE802.11 Station
... Station wakes to listen for a beacon, which includes the Traffic-Indication Map (TIM) TIM is 2,007-bit-long map; TIM[j]=1 means that station with Associated ID=j has traffic buffered ...
... Station wakes to listen for a beacon, which includes the Traffic-Indication Map (TIM) TIM is 2,007-bit-long map; TIM[j]=1 means that station with Associated ID=j has traffic buffered ...
Ethernet - Inst.eecs.berkeley.edu
... • Multiple Access: multiple computers use the same shared media. Each uses same access algorithm. • Collision Detection: Listen to medium – detect if another station’s signal interferes – back off and try again later. ...
... • Multiple Access: multiple computers use the same shared media. Each uses same access algorithm. • Collision Detection: Listen to medium – detect if another station’s signal interferes – back off and try again later. ...
Trojan Horse - Communications Systems Center
... 2. Run “Exploit” scripts against open ports 3. Get access to Shell program which is “suid” (has “root” privileges). 4. Download from Hacker Web site special versions of systems files that will let Cracker have free access in the future without his cpu time or disk storage space being noticed by audi ...
... 2. Run “Exploit” scripts against open ports 3. Get access to Shell program which is “suid” (has “root” privileges). 4. Download from Hacker Web site special versions of systems files that will let Cracker have free access in the future without his cpu time or disk storage space being noticed by audi ...
CIS 209 Data Communications
... screen formatting, and conversion from one transmission code to another (such as EBCDIC to ASCII) Session - Establishes the connection, reestablishes the connection if a failure occurs, and handles flow control. Transport - Ensures that all packets of data have been received by the destination, that ...
... screen formatting, and conversion from one transmission code to another (such as EBCDIC to ASCII) Session - Establishes the connection, reestablishes the connection if a failure occurs, and handles flow control. Transport - Ensures that all packets of data have been received by the destination, that ...
Midterm Answers
... Protocols: IP and IPX (a Novell network protocol that is not around much any more). ATM also provides some network layer functionality; it's usually considered as lying between layers. You could also mention IPv6, but that's still IP. Transport: ...
... Protocols: IP and IPX (a Novell network protocol that is not around much any more). ATM also provides some network layer functionality; it's usually considered as lying between layers. You could also mention IPv6, but that's still IP. Transport: ...
Poster - The University of Manchester
... into PCs at JIVE. The achieved throughputs and packet loss are shown in Architecture of the VLBI-UDP Program the plots to the right. The absence of packet loss clearly shows the superior performance of the UKLight lightpath when compared with the packet switched production network. UDP Data ...
... into PCs at JIVE. The achieved throughputs and packet loss are shown in Architecture of the VLBI-UDP Program the plots to the right. The absence of packet loss clearly shows the superior performance of the UKLight lightpath when compared with the packet switched production network. UDP Data ...
Ch. 7 - OSI Data Link Layer
... • If a device is MOVED from one subnet to another…layer 2 address is the same. Will need to change the layer 3 address for the device to ...
... • If a device is MOVED from one subnet to another…layer 2 address is the same. Will need to change the layer 3 address for the device to ...
24-ensembles
... Why can’t one device do everything? •“When one machine does everything, it in some sense does nothing especially well, although its complexity increases.” -Don Norman ...
... Why can’t one device do everything? •“When one machine does everything, it in some sense does nothing especially well, although its complexity increases.” -Don Norman ...
Computer Security
... Logical containers used to group users, systems, and resources Does not restrict administration based upon the physical location of device Each VLAN has its own security policy Used in switches Can be static or dynamic ...
... Logical containers used to group users, systems, and resources Does not restrict administration based upon the physical location of device Each VLAN has its own security policy Used in switches Can be static or dynamic ...
Ch. 9 - Ethernet - Information Systems Technology
... Once a collision has occurred, devices return to listen before transmitting mode – THIS DECREASES network performance! Devices DO NOT interrupt others that are in the process of sending data! ...
... Once a collision has occurred, devices return to listen before transmitting mode – THIS DECREASES network performance! Devices DO NOT interrupt others that are in the process of sending data! ...
Overview
... – Forwards packets based on the IP address – Routing protocols to construct the forwarding tables – Require more configuration than switches do ...
... – Forwards packets based on the IP address – Routing protocols to construct the forwarding tables – Require more configuration than switches do ...
Slide 1
... • Network software on many other devices that you are not aware of • DNS Server • Router • Possibly many others ...
... • Network software on many other devices that you are not aware of • DNS Server • Router • Possibly many others ...
DEPARTMENT OF ECE 2-MARK QUESTIONS AND ANSWERS S
... The Application Layer enables the user, whether human or software, to access the network. It provides user interfaces and support for services such as e-mail, shared database management and other types of distributed information services o Network virtual Terminal o File transfer, access and Managem ...
... The Application Layer enables the user, whether human or software, to access the network. It provides user interfaces and support for services such as e-mail, shared database management and other types of distributed information services o Network virtual Terminal o File transfer, access and Managem ...