Hands-On Ethical Hacking and Network Security
... The 802.11 Standard • The first wireless technology standard • Defined wireless connectivity at 1 Mbps and 2 Mbps within a LAN • Applied to layers 1 and 2 of the OSI model • Wireless networks cannot detect collisions • Carrier sense multiple access/collision avoidance (CSMA/CA) is used instead of C ...
... The 802.11 Standard • The first wireless technology standard • Defined wireless connectivity at 1 Mbps and 2 Mbps within a LAN • Applied to layers 1 and 2 of the OSI model • Wireless networks cannot detect collisions • Carrier sense multiple access/collision avoidance (CSMA/CA) is used instead of C ...
Physical Topologies (cont.)
... 5 Throughput 6 For example, it takes six minutes for a file size 4 GB completely transmitted. The throughput is calculated by 32,000,000,000 / 360 = 88,888,889 bps ...
... 5 Throughput 6 For example, it takes six minutes for a file size 4 GB completely transmitted. The throughput is calculated by 32,000,000,000 / 360 = 88,888,889 bps ...
lecture3
... destination_address: the network you are placing in the routing table mask: the subnet mask being used on the network next-hop_address: the address of the next-hop router that will receive the packet and forward it to the remote network exitinterface: used in place of the next-hop address ...
... destination_address: the network you are placing in the routing table mask: the subnet mask being used on the network next-hop_address: the address of the next-hop router that will receive the packet and forward it to the remote network exitinterface: used in place of the next-hop address ...
slides
... output buffer switching rate: rate at which packets can be transfer from inputs to outputs often measured as multiple of input/output line rate ...
... output buffer switching rate: rate at which packets can be transfer from inputs to outputs often measured as multiple of input/output line rate ...
ppt
... Each new request will involve a stream of messages passing through dedicated server thread(s) in each service module. But what about new requests flowing into the system? A system with single-threaded service modules could only handle one request at a time, even if most time is spent waiting for slo ...
... Each new request will involve a stream of messages passing through dedicated server thread(s) in each service module. But what about new requests flowing into the system? A system with single-threaded service modules could only handle one request at a time, even if most time is spent waiting for slo ...
Dynamic Host Configuration Protocol
... Shortening lease duration for variable networks with fewer IP addresses Reserve addresses with reservations Integrate DHCP with other services ...
... Shortening lease duration for variable networks with fewer IP addresses Reserve addresses with reservations Integrate DHCP with other services ...
Skype Network - National Taiwan University
... HC was initialized with 7 IP:Port pairs Bootstrap SNs are connected to the Internet through 4 ISPs If the HC was flushed after the first login, SC was unable to connect to the Skype Network ...
... HC was initialized with 7 IP:Port pairs Bootstrap SNs are connected to the Internet through 4 ISPs If the HC was flushed after the first login, SC was unable to connect to the Skype Network ...
Introduction to the MEF
... To reduce operating and capital expenditures, many enterprises are considering consolidating their voice, data, and video traffic onto a single converged, packetbased network Despite the availability of Ethernet metro and WAN services, many enterprises are still searching for solutions that fully ad ...
... To reduce operating and capital expenditures, many enterprises are considering consolidating their voice, data, and video traffic onto a single converged, packetbased network Despite the availability of Ethernet metro and WAN services, many enterprises are still searching for solutions that fully ad ...
Industrial Ethernet Switching
... Message frames are transported much faster than by Ethernet (10 Mbit/s) and therefore only occupy the bus for an extremely short time. For Fast Ethernet, a 4-wire FastConnect cabling system (Cat5e) is available with cable, plug and outlet. • Gigabit Ethernet at 1 Gbit/s: Gigabit Ethernet is faster t ...
... Message frames are transported much faster than by Ethernet (10 Mbit/s) and therefore only occupy the bus for an extremely short time. For Fast Ethernet, a 4-wire FastConnect cabling system (Cat5e) is available with cable, plug and outlet. • Gigabit Ethernet at 1 Gbit/s: Gigabit Ethernet is faster t ...
Storage Area Network (SAN)
... • Fiber Channel is well established in the open systems environment as the underlining architecture of the SAN. • Fibre Channel is structured with independent layers, as are other networking protocols. There are five layers, where 0 is the lowest layer. The physical layers are 0 to 2. These layers c ...
... • Fiber Channel is well established in the open systems environment as the underlining architecture of the SAN. • Fibre Channel is structured with independent layers, as are other networking protocols. There are five layers, where 0 is the lowest layer. The physical layers are 0 to 2. These layers c ...
1 - IC Intracom
... Connecting this Converter to UTP segments can further extend distances up to maximum 185 meters beyond the converter for a total segment length of 285 meters. The Converter can be connected to an additional Fiber converter for even longer ...
... Connecting this Converter to UTP segments can further extend distances up to maximum 185 meters beyond the converter for a total segment length of 285 meters. The Converter can be connected to an additional Fiber converter for even longer ...
Introducing Routing and Switching in the Enterprise CCNA
... online curriculum. As a textbook, this book provides a ready reference to explain the same networking concepts, technologies, protocols, and devices as the online curriculum. In addition, it contains all the interactive activities, Packet Tracer activities, and hands-on labs from the online curricul ...
... online curriculum. As a textbook, this book provides a ready reference to explain the same networking concepts, technologies, protocols, and devices as the online curriculum. In addition, it contains all the interactive activities, Packet Tracer activities, and hands-on labs from the online curricul ...
Physical plane for Intelligent Network Capability Set 2
... The SN can control IN-based services and engage in flexible information interactions with users. The SN communicates directly with one or more SSPs, each with a point-to-point signalling and transport connection. Functionally, the SN contains an SCF, SDF, SRF, and an SSF/CCF. This SSF/CCF is closely ...
... The SN can control IN-based services and engage in flexible information interactions with users. The SN communicates directly with one or more SSPs, each with a point-to-point signalling and transport connection. Functionally, the SN contains an SCF, SDF, SRF, and an SSF/CCF. This SSF/CCF is closely ...
thesis proposal - uhcl - College of Science and Engineering
... being the transport medium instead of traditional wired structures. This allows the users to move around in a limited area while being still connected to the network. Thus, WLANS combine data connectivit y with user mobilit y, and, through simplified configuration, enable movable LANs [1]. In other ...
... being the transport medium instead of traditional wired structures. This allows the users to move around in a limited area while being still connected to the network. Thus, WLANS combine data connectivit y with user mobilit y, and, through simplified configuration, enable movable LANs [1]. In other ...
Wide-Area Ethernet Network Configuration for System
... All the redundant links between substations and the control center systems are implemented with TDM connections operating with at least DS1/T1 capacity (1.544 Mb/s). Substations with large relay counts are considered for multiple DS1 channel bandwidth allocation. The bidirectional crosslinks between ...
... All the redundant links between substations and the control center systems are implemented with TDM connections operating with at least DS1/T1 capacity (1.544 Mb/s). Substations with large relay counts are considered for multiple DS1 channel bandwidth allocation. The bidirectional crosslinks between ...
SoC_CIGRE2014_140821
... Multiport Ethernet Switch with 1588 Transparent Clock, managed (VLAN, manual access to MAC table) Combinable with HSR/PRP Switch ...
... Multiport Ethernet Switch with 1588 Transparent Clock, managed (VLAN, manual access to MAC table) Combinable with HSR/PRP Switch ...
Commercial Network Processors
... Fast pattern matching and classification of the data stream. Defining functions for the FPP to execute based on the recognized patterns Easy to read semantics Dynamic updating of the code in the FPP Software development tool set ...
... Fast pattern matching and classification of the data stream. Defining functions for the FPP to execute based on the recognized patterns Easy to read semantics Dynamic updating of the code in the FPP Software development tool set ...
Managing Ad Hoc Networks of Smartphones
... applications to connect to each other. For example, multiple smartphones running the same peer-to-peer photo sharing application could find and connect to each other to transmit photos between them. For such applications, communication targets are not specified and may be changing over time. In the ...
... applications to connect to each other. For example, multiple smartphones running the same peer-to-peer photo sharing application could find and connect to each other to transmit photos between them. For such applications, communication targets are not specified and may be changing over time. In the ...
ch5-6(link).
... Assigns a different code to each node Allows different nodes to transmit simultaneously and yet have their respective receivers correctly receive a sender’s encoded data bits in spite of interfering transmissions by other node. Partitions the codespace Issues: 1. codes must be carefully chosen, 2. t ...
... Assigns a different code to each node Allows different nodes to transmit simultaneously and yet have their respective receivers correctly receive a sender’s encoded data bits in spite of interfering transmissions by other node. Partitions the codespace Issues: 1. codes must be carefully chosen, 2. t ...
IP_Suite - Virginia Tech
... •Flags (DF and MF): indicate if last fragment, and If datagram should not be fragmented (What happens if need to fragment and DF is set?) •Time To Live: maximum number of routers through which the datagram may pass Decremented at each router Used to prevent looping in the network Also used to lim ...
... •Flags (DF and MF): indicate if last fragment, and If datagram should not be fragmented (What happens if need to fragment and DF is set?) •Time To Live: maximum number of routers through which the datagram may pass Decremented at each router Used to prevent looping in the network Also used to lim ...
Midterm2 Solution
... reached. Yes, in the case of packet loss or time out. b. Specify the IP network address, the host range, and the subnet mask for a subnet that can contain up to 30 clients. What is the maximum number of hosts per subnet if you have 24 subnet mask bits? Answer: 192.168.0.0; Host range: ...
... reached. Yes, in the case of packet loss or time out. b. Specify the IP network address, the host range, and the subnet mask for a subnet that can contain up to 30 clients. What is the maximum number of hosts per subnet if you have 24 subnet mask bits? Answer: 192.168.0.0; Host range: ...
access control list
... You're the systems administrator at Testing, and you create the following access control lists. access-list101 deny tcp 5.1.1.10 0.0.0.0 5.1.3.0 0.0.0.255 eq telnet access-list101 permit any any You then enter the command "ip access-group 101 in" to apply access control list 101 to router TK1s e0 in ...
... You're the systems administrator at Testing, and you create the following access control lists. access-list101 deny tcp 5.1.1.10 0.0.0.0 5.1.3.0 0.0.0.255 eq telnet access-list101 permit any any You then enter the command "ip access-group 101 in" to apply access control list 101 to router TK1s e0 in ...
AN ANIMATED SIMULATOR FOR PACKET SNIFFER
... in the simulation is the source address and the destination address of a data packet. Three buttons are provided, which allow user to select from loading default data from an input file, or generating input data randomly, or entering data manually. The input data are displayed in the table that has ...
... in the simulation is the source address and the destination address of a data packet. Three buttons are provided, which allow user to select from loading default data from an input file, or generating input data randomly, or entering data manually. The input data are displayed in the table that has ...
Large vs. small
... intermixing bursts and packets from different flows Introduce independence (randomness) in the ...
... intermixing bursts and packets from different flows Introduce independence (randomness) in the ...