bob
... speed networking without sacrificing performance Utilize a “systems approach”: provide a complete software and hardware appliance environment Linux OS environment leverages wealth of popular L7 open source applications ...
... speed networking without sacrificing performance Utilize a “systems approach”: provide a complete software and hardware appliance environment Linux OS environment leverages wealth of popular L7 open source applications ...
Outsourcing Home Network Security - Events
... of network switches that are programmable by an external controller via a standardized interface [25]. We propose to equip each independently operated network with programmable switches that can (1) collect statistics about network activity in the wide area; (2) send aggregate network statistics to ...
... of network switches that are programmable by an external controller via a standardized interface [25]. We propose to equip each independently operated network with programmable switches that can (1) collect statistics about network activity in the wide area; (2) send aggregate network statistics to ...
20110201-schmiedt_wang-openflow
... • So, what could happen if we combined them? Clemson University ...
... • So, what could happen if we combined them? Clemson University ...
ATM services spport in WT
... • Even if the customer equipment was benign and altruistic w.r.t. network behaviour, direct layer 2 user-touser communication is controlled in a broadband access network by means of split-horizon forwarding, per TR101. • As a result, link-local connectivity only exists between the host and the BNG/e ...
... • Even if the customer equipment was benign and altruistic w.r.t. network behaviour, direct layer 2 user-touser communication is controlled in a broadband access network by means of split-horizon forwarding, per TR101. • As a result, link-local connectivity only exists between the host and the BNG/e ...
Survey - HP Labs
... • SW vendors tend to create specific code for their services e.g. file sharing, instant messaging, resulting in • incompatible systems i.e. not able to interoperate • vendor-specific P2P user communities • duplicate effort in software and system primitives • JXTA attempts to fit in by giving peers a ...
... • SW vendors tend to create specific code for their services e.g. file sharing, instant messaging, resulting in • incompatible systems i.e. not able to interoperate • vendor-specific P2P user communities • duplicate effort in software and system primitives • JXTA attempts to fit in by giving peers a ...
Presentation
... Policing at domain boundaries on aggregates Without individual CAC all flows in an aggregate can suffer from over commitment IETF Integrated Services over Specific Lower Layers (ISSLL) working group proposes using DiffServ network as akin to, say, ATM link – Aggregation of RSVP requests into s ...
... Policing at domain boundaries on aggregates Without individual CAC all flows in an aggregate can suffer from over commitment IETF Integrated Services over Specific Lower Layers (ISSLL) working group proposes using DiffServ network as akin to, say, ATM link – Aggregation of RSVP requests into s ...
Chapter 1
... Another kind of network that we need to be aware of is SANs (usually now expanded as storage area networks, but formerly also known as system area networks). SANs are usually confined to a single room and connect the various components of a large computing system. For example, Fibre Channel is a com ...
... Another kind of network that we need to be aware of is SANs (usually now expanded as storage area networks, but formerly also known as system area networks). SANs are usually confined to a single room and connect the various components of a large computing system. For example, Fibre Channel is a com ...
IEEE 802.11 based WLANs
... Defines 14 overlapping channels, each having 22 MHz channel bandwidth, from 2.401 to 2.483 GHz Power limits 1000mW in US, 100mW in EU, 200mW in Japan Immune to narrow-band interference, cheaper hardware ...
... Defines 14 overlapping channels, each having 22 MHz channel bandwidth, from 2.401 to 2.483 GHz Power limits 1000mW in US, 100mW in EU, 200mW in Japan Immune to narrow-band interference, cheaper hardware ...
Chapter 11.ppt
... • Network Management Protocols – Simple Network Management Protocol (SNMP) • Collects and reports data on network performance • Data stored in management information base (MIB) • Security is a problem • Remote monitoring (RMON) extension – Stores data at a remote site, rather than a central server ...
... • Network Management Protocols – Simple Network Management Protocol (SNMP) • Collects and reports data on network performance • Data stored in management information base (MIB) • Security is a problem • Remote monitoring (RMON) extension – Stores data at a remote site, rather than a central server ...
Universität Stuttgart Communication Networks II Sample Solution
... By default packets belonging to the same flow (IP src/dst. address, transport protocol, src/dst. port) are routed on the same path to avoid reordering of packets. If ECMP wouldn’t be aware of flows reordering might take place, because packets on different paths experience different delays. In case o ...
... By default packets belonging to the same flow (IP src/dst. address, transport protocol, src/dst. port) are routed on the same path to avoid reordering of packets. If ECMP wouldn’t be aware of flows reordering might take place, because packets on different paths experience different delays. In case o ...
pdf
... Every (active) NIC has an IP address w IPv4: 32-bit descriptor, e.g. 128.84.12.43 w IPv6: 128-bit descriptor (but only 64 bits “functional”) w Will use IPv4 unless specified otherwise… ...
... Every (active) NIC has an IP address w IPv4: 32-bit descriptor, e.g. 128.84.12.43 w IPv6: 128-bit descriptor (but only 64 bits “functional”) w Will use IPv4 unless specified otherwise… ...
A Novel Skin Lesion Segmentation Method for Difficult Cases
... 2: Department of Dermatology and Skin Science, University of British Columbia 3:Cancer Control Research, BC Cancer Agency ...
... 2: Department of Dermatology and Skin Science, University of British Columbia 3:Cancer Control Research, BC Cancer Agency ...
Basic Networking - Genesis Technologies
... Then use a LAN port on the Home Network Router and connect it to the WAN port on the Home Automation Router. All of the LAN ports on the Home Automation Router create the Home Automation network. – IP addresses in a configured range are issued on all of the LAN ports on the Home Automation Router. – ...
... Then use a LAN port on the Home Network Router and connect it to the WAN port on the Home Automation Router. All of the LAN ports on the Home Automation Router create the Home Automation network. – IP addresses in a configured range are issued on all of the LAN ports on the Home Automation Router. – ...
CSC 311 Fragmentation
... rather than an IP address Answer: The router keeps tables correlating IP addresses of devices on its network to their physical addresses. The router, if it does not have this address, can obtain it by broadcasting the IP address on the network, the device which has that IP address will respond with ...
... rather than an IP address Answer: The router keeps tables correlating IP addresses of devices on its network to their physical addresses. The router, if it does not have this address, can obtain it by broadcasting the IP address on the network, the device which has that IP address will respond with ...
Lecture08
... (Note: Now we usually use low CPU computer as part of these devices, if programmable) ...
... (Note: Now we usually use low CPU computer as part of these devices, if programmable) ...
Network layer
... Therefore, dynamic routing protocols are used. Routing protocols are the set of rules by which routers dynamically share their ...
... Therefore, dynamic routing protocols are used. Routing protocols are the set of rules by which routers dynamically share their ...
AJ33201205
... INTRODUCTIONMobile wireless ad hoc networks are fundamentally different from wired networks, as they use wireless medium to communicate, do not rely on fixed infrastructure and can arrange them into a network quickly and efficiently. In a Mobile Ad Hoc Network (MANET) [1], each node serves as a rout ...
... INTRODUCTIONMobile wireless ad hoc networks are fundamentally different from wired networks, as they use wireless medium to communicate, do not rely on fixed infrastructure and can arrange them into a network quickly and efficiently. In a Mobile Ad Hoc Network (MANET) [1], each node serves as a rout ...
Networks - Columbia University
... = L/R, significant for low-speed links dprop = propagation delay a few microsecs to hundreds of msecs ...
... = L/R, significant for low-speed links dprop = propagation delay a few microsecs to hundreds of msecs ...
View File - UET Taxila
... Ethernet uses 1-persistent CSMA/CD on coaxial cable at 10 Mbps (802.3 allows other speeds & media) The maximum cable length allowed: 500m Longer distances covered using repeaters to connect multiple “segments” of cable No two stations can be separated by more than 2500 meters and 4 repeaters Includi ...
... Ethernet uses 1-persistent CSMA/CD on coaxial cable at 10 Mbps (802.3 allows other speeds & media) The maximum cable length allowed: 500m Longer distances covered using repeaters to connect multiple “segments” of cable No two stations can be separated by more than 2500 meters and 4 repeaters Includi ...
OPERATING-SYSTEM STRUCTURES
... Count the number of bytes that are transmitted by each computer in the organisation Collect all the packets in the network Limit the number of packets that users transmit Look at the port numbers of all the packets to identify forbidden applications ...
... Count the number of bytes that are transmitted by each computer in the organisation Collect all the packets in the network Limit the number of packets that users transmit Look at the port numbers of all the packets to identify forbidden applications ...
overview
... Concurrently, wireless networks are increasingly used locally, e.g., within connected cars, smart-buildings, and personal body-area networks; and data generated locally is increasingly consumed locally. What can a crowd of such devices collectively accomplish, through a dense, distributed and und ...
... Concurrently, wireless networks are increasingly used locally, e.g., within connected cars, smart-buildings, and personal body-area networks; and data generated locally is increasingly consumed locally. What can a crowd of such devices collectively accomplish, through a dense, distributed and und ...
mining operational data for improving gsm network performance
... any outstanding cells will be analyzed in real time using a fuzzy classifier system. The objective is to optimize the current network performance by increasing the GOS offered to customers while maintaining a minimum number of cells. In particular, we will try to discover abnormal patterns that will ...
... any outstanding cells will be analyzed in real time using a fuzzy classifier system. The objective is to optimize the current network performance by increasing the GOS offered to customers while maintaining a minimum number of cells. In particular, we will try to discover abnormal patterns that will ...
TOPOLOGIES BUS TOPOLOGY
... The ring topology can be a true physical ring or a logical ring. A true ring network is similar to a linear bus, in that each computer is connected to the next in a line--but with one important difference. In this case, the last computer is connected back to the first, eliminating the "beginning" an ...
... The ring topology can be a true physical ring or a logical ring. A true ring network is similar to a linear bus, in that each computer is connected to the next in a line--but with one important difference. In this case, the last computer is connected back to the first, eliminating the "beginning" an ...