slides
... Physical: Transmit raw bits over the medium. Data Link: Implements the abstraction of an error free medium (handle losses, duplication, errors, flow control). Network: Routing. Transport: Break up data into chunks, send them down the protocol stack, receive chunks, put them in the right order, pass ...
... Physical: Transmit raw bits over the medium. Data Link: Implements the abstraction of an error free medium (handle losses, duplication, errors, flow control). Network: Routing. Transport: Break up data into chunks, send them down the protocol stack, receive chunks, put them in the right order, pass ...
SDN Lecture 3
... C. Layer III: Network Hypervisors Slicing the network • FlowVisor is one of the early technologies to virtualize a SDN. Its basic idea is to allow multiple logical networks share the same OpenFlow networking infrastructure. For this purpose, it provides an abstraction layer that makes it easier to ...
... C. Layer III: Network Hypervisors Slicing the network • FlowVisor is one of the early technologies to virtualize a SDN. Its basic idea is to allow multiple logical networks share the same OpenFlow networking infrastructure. For this purpose, it provides an abstraction layer that makes it easier to ...
William Stallings, Cryptography and Network Security 5/e
... • Imposes significant costs on both the network infrastructure needed to relay this traffic and on users who need to filter their legitimate e-mails ...
... • Imposes significant costs on both the network infrastructure needed to relay this traffic and on users who need to filter their legitimate e-mails ...
Network Forensics Tracking Hackers Through Cyberspace.
... The WAP configuration may provide insight regarding how an attacker gained access to the network. ...
... The WAP configuration may provide insight regarding how an attacker gained access to the network. ...
Using GTMail with Fleetbroadband
... GTMail use. GT supply a Cisco firewall which can be pre-configured to only allow GTMail traffic over the Fleetbroadband terminal. All other internet traffic e.g. web browsing, automatic updates can be disallowed. If the vessel already has a firewall solution we will advise of the TCP/IP addresses an ...
... GTMail use. GT supply a Cisco firewall which can be pre-configured to only allow GTMail traffic over the Fleetbroadband terminal. All other internet traffic e.g. web browsing, automatic updates can be disallowed. If the vessel already has a firewall solution we will advise of the TCP/IP addresses an ...
Dell SonicWALL NSA Series
... provides superior threat protection and application control without compromising performance. This patented engine relies on streaming traffic payload inspection in order to detect threats at Layers 3-7. The RFDPI engine takes network streams through extensive and repeated normalization Packet assem ...
... provides superior threat protection and application control without compromising performance. This patented engine relies on streaming traffic payload inspection in order to detect threats at Layers 3-7. The RFDPI engine takes network streams through extensive and repeated normalization Packet assem ...
janos-pim-990416
... Custom JVM providing inter-AA (inter-applet, interservlet) isolation within the same JVM ...
... Custom JVM providing inter-AA (inter-applet, interservlet) isolation within the same JVM ...
CSCI3421_Ch4
... Except the one we got it from Only if the packet arrived on the link that is its own shortest path to the packet’s source ...
... Except the one we got it from Only if the packet arrived on the link that is its own shortest path to the packet’s source ...
Understanding Networking
... • WANs require the crossing of public right of ways (under control and regulations of the interstate commerce and institute of telephone and data communications established by the gov’t and international treaties). • WANs around the world relies on the infrastructure established by the telephone com ...
... • WANs require the crossing of public right of ways (under control and regulations of the interstate commerce and institute of telephone and data communications established by the gov’t and international treaties). • WANs around the world relies on the infrastructure established by the telephone com ...
Chapter 2 (cont..)
... HTTP Proxy Server & Caching • Web users generate large traffic volumes • Traffic causes congestion & delay • Can improve delay performance and reduce traffic in Internet by moving content to servers closer to the user • Web proxy servers cache web information – Deployed by ISPs – Customer browsers ...
... HTTP Proxy Server & Caching • Web users generate large traffic volumes • Traffic causes congestion & delay • Can improve delay performance and reduce traffic in Internet by moving content to servers closer to the user • Web proxy servers cache web information – Deployed by ISPs – Customer browsers ...
Private Network Addresses
... • Scenario: Corporate network has has many hosts but only a small number of public IP addresses • NAT solution:– Corporate network is managed with a private address space – NAT device, located at the boundary between the corporate network and the public Internet, manages a pool of public IP addresse ...
... • Scenario: Corporate network has has many hosts but only a small number of public IP addresses • NAT solution:– Corporate network is managed with a private address space – NAT device, located at the boundary between the corporate network and the public Internet, manages a pool of public IP addresse ...
Start a wireless network with up to 4X the range and 12X
... The Access Point built into the Router uses the very latest wireless networking technology: Wireless-N (draft 802.11n). By overlaying the signals of multiple radios, Wireless-N’s “Multiple In, Multiple Out” (MIMO) technology multiplies the effective data rate. Unlike ordinary wireless networking tec ...
... The Access Point built into the Router uses the very latest wireless networking technology: Wireless-N (draft 802.11n). By overlaying the signals of multiple radios, Wireless-N’s “Multiple In, Multiple Out” (MIMO) technology multiplies the effective data rate. Unlike ordinary wireless networking tec ...
Approaches to User-Friendly Networks
... Issues for Information Explosion in the Communication Network •ABUNDANT resources: •Bandwidth (Bandwidth blowout by photonics and next generation mobile) •CPU Power (Silicon progress, Moore’s law) •SCARCE resource: ...
... Issues for Information Explosion in the Communication Network •ABUNDANT resources: •Bandwidth (Bandwidth blowout by photonics and next generation mobile) •CPU Power (Silicon progress, Moore’s law) •SCARCE resource: ...
Review For Exam notes
... Divides packet’s data field into fragments Gives each fragment same Identification tag value, i.e. the Identification tag of original packet First fragment is given Fragment Offset value of 0 Subsequent fragments get Fragment Offset values consistent with their data’s place in original packet ...
... Divides packet’s data field into fragments Gives each fragment same Identification tag value, i.e. the Identification tag of original packet First fragment is given Fragment Offset value of 0 Subsequent fragments get Fragment Offset values consistent with their data’s place in original packet ...
Document
... effects on your organization. 2. Security topology covers four primary areas of concern (design goals, security zones, technologies, and business requirements). Describe each area including key topics in each area. 3. Discuss software threats classified as malicious code on page 81 of your text. ...
... effects on your organization. 2. Security topology covers four primary areas of concern (design goals, security zones, technologies, and business requirements). Describe each area including key topics in each area. 3. Discuss software threats classified as malicious code on page 81 of your text. ...
Lecture #3
... chatting between two users is P2P centralized service: client presence detection/location • user registers its IP address with central server when it comes online • user contacts central server to find IP addresses of buddies 2: Application Layer ...
... chatting between two users is P2P centralized service: client presence detection/location • user registers its IP address with central server when it comes online • user contacts central server to find IP addresses of buddies 2: Application Layer ...
Overview - LIA - Laboratory of Advanced Research on Computer
... making possible the provision of services otherwise much more complex or even too complex to be realized. Besides the common telephone services directly provided by the switches, additional "Intelligent" services were provided by the Service Control Point (SCP), a functional block centralized at the ...
... making possible the provision of services otherwise much more complex or even too complex to be realized. Besides the common telephone services directly provided by the switches, additional "Intelligent" services were provided by the Service Control Point (SCP), a functional block centralized at the ...
CIS 3200 Networking Fundamentals
... Most users only know servers’ host names (e.g. eiu.edu) because they are easier to remember than IP addresses. So, most users need the host names to be able to reach a web server. ...
... Most users only know servers’ host names (e.g. eiu.edu) because they are easier to remember than IP addresses. So, most users need the host names to be able to reach a web server. ...
click here
... filtering. This creates an access control allowing only registered devices to access the wireless network. ...
... filtering. This creates an access control allowing only registered devices to access the wireless network. ...
ppt - Dr. Wissam Fawaz
... Routers use a default mask To define size of the network and host parts of address ...
... Routers use a default mask To define size of the network and host parts of address ...
Attacker
... E.g. giving them its own IP as default router Result in all the traffic passing through the attacker’s computer ...
... E.g. giving them its own IP as default router Result in all the traffic passing through the attacker’s computer ...
Document
... – The speed in bits per second that you should get (advertised or specified in the standard). ...
... – The speed in bits per second that you should get (advertised or specified in the standard). ...
Implementing a National Co-Managed MPLS Neworkat RTH
... for RTH operational windows Carrier responsiveness for addressing operational center needs, particularly outside of the continental U.S. Carrier not driven to meet NWS internal migration schedule ...
... for RTH operational windows Carrier responsiveness for addressing operational center needs, particularly outside of the continental U.S. Carrier not driven to meet NWS internal migration schedule ...