Review Session 1 - University of Windsor
... protocol.” Many operating systems, including Windows and OS/2, use SMB to perform client-server networking. By supporting this protocol, Samba allows Unix servers to get in on the action, communicating with the same networking protocol as Microsoft Windows products. Thus, a Samba-enabled Unix machin ...
... protocol.” Many operating systems, including Windows and OS/2, use SMB to perform client-server networking. By supporting this protocol, Samba allows Unix servers to get in on the action, communicating with the same networking protocol as Microsoft Windows products. Thus, a Samba-enabled Unix machin ...
CMSC 414 Computer (and Network) Security
... generated the message, and it was received unaltered; also non-repudiation – In contrast, SSL would secure “the connection” from Alice’s computer; would need an additional mechanism to authenticate the user – Communication with off-line party (i.e., email) ...
... generated the message, and it was received unaltered; also non-repudiation – In contrast, SSL would secure “the connection” from Alice’s computer; would need an additional mechanism to authenticate the user – Communication with off-line party (i.e., email) ...
of MARCH with MACA
... each MH keeps sensing the channel and will not transmit until the channel is free ...
... each MH keeps sensing the channel and will not transmit until the channel is free ...
Document
... Dot dot URL traversal allows file system access Allowing attacker to execute programs (editors, xterm), root access ...
... Dot dot URL traversal allows file system access Allowing attacker to execute programs (editors, xterm), root access ...
edinburghworkflowdec03
... Workflow systems have several components Development Environment – Graphical User Interface Specification Language such as BPEL4WS Some interface between specification and runtime (compiler?) Run-time managing linkage of services, error handling and notification This project contributes to • Procedu ...
... Workflow systems have several components Development Environment – Graphical User Interface Specification Language such as BPEL4WS Some interface between specification and runtime (compiler?) Run-time managing linkage of services, error handling and notification This project contributes to • Procedu ...
08-Internet Protocols
... —Separate optional headers between IPv6 header and transport layer header —Most are not examined by intermediate routes • Improved speed and simplified router processing • Easier to extend options ...
... —Separate optional headers between IPv6 header and transport layer header —Most are not examined by intermediate routes • Improved speed and simplified router processing • Easier to extend options ...
The NaradaBroker: A Flexible Messaging Infrastructure
... Ensures secure communications with entities via SSL Entities register their public key with the KMC Multi-KMC also being investigated ...
... Ensures secure communications with entities via SSL Entities register their public key with the KMC Multi-KMC also being investigated ...
lecture 4
... Naming Processes/Services • Process here is an abstract term for your Web browser (HTTP), Email servers (SMTP), hostname translation (DNS), RealAudio player (RTSP), etc. • How do we identify for remote communication? – Process id or memory address are OS-specific and transient … ...
... Naming Processes/Services • Process here is an abstract term for your Web browser (HTTP), Email servers (SMTP), hostname translation (DNS), RealAudio player (RTSP), etc. • How do we identify for remote communication? – Process id or memory address are OS-specific and transient … ...
Packet Filtering
... Packet-Filtering Rules (continued) • Drop all inbound connections; allow only outbound connections on Ports 80 (HTTP), 25 (SMTP), and 21 (FTP) • Eliminate packets bound for ports that should not be available to the Internet (e.g., NetBIOS) • Filter out ICMP redirect or echo (ping) messages (may ind ...
... Packet-Filtering Rules (continued) • Drop all inbound connections; allow only outbound connections on Ports 80 (HTTP), 25 (SMTP), and 21 (FTP) • Eliminate packets bound for ports that should not be available to the Internet (e.g., NetBIOS) • Filter out ICMP redirect or echo (ping) messages (may ind ...
slides - Winlab
... the packet is seen and the next hop is looked up on the forwarding table. Best amongst the multiple hosts are decided by hop count The content once found is delivered in a packet which contains the content and the reverse of the list of traversal. ...
... the packet is seen and the next hop is looked up on the forwarding table. Best amongst the multiple hosts are decided by hop count The content once found is delivered in a packet which contains the content and the reverse of the list of traversal. ...
Glavlit: Preventing Exfiltration at Wire Speed
... any type of digital and/or human reviews to determine if the object is fit for release. The Warden shares a repository of white-listed content allowed to leave the network with the Guard. A signature stores hash values and metadata to later verify the content at the Guard (Step 2). After vetting, th ...
... any type of digital and/or human reviews to determine if the object is fit for release. The Warden shares a repository of white-listed content allowed to leave the network with the Guard. A signature stores hash values and metadata to later verify the content at the Guard (Step 2). After vetting, th ...
Fundamentals of Computer Networks ECE 478/578
... • Checksum (16 bits) – Sum of all 16-bit words in the IP packet header – If any bits of the header are corrupted in transit – … the checksum won’t match at receiving host – Receiving host discards corrupted packets • Sending host will retransmit the packet, if needed ...
... • Checksum (16 bits) – Sum of all 16-bit words in the IP packet header – If any bits of the header are corrupted in transit – … the checksum won’t match at receiving host – Receiving host discards corrupted packets • Sending host will retransmit the packet, if needed ...
Application and Circuit Gateways
... Gateway does in depth inspection of the application level packet, if connection meets criteria on the gateway rule base packet will be proxied to the server ...
... Gateway does in depth inspection of the application level packet, if connection meets criteria on the gateway rule base packet will be proxied to the server ...
Slide 1
... the packet is destined specifically for the router, I.e. ping, telnet, etc.). Common operating system TTL values are: UNIX: 255 Linux: 64 or 255 depending upon vendor and version Microsoft Windows 95: 32 Other Microsoft Windows operating systems: 128 ...
... the packet is destined specifically for the router, I.e. ping, telnet, etc.). Common operating system TTL values are: UNIX: 255 Linux: 64 or 255 depending upon vendor and version Microsoft Windows 95: 32 Other Microsoft Windows operating systems: 128 ...
IT 605 - IIT Bombay
... • Used in subnets whose primary service is connectionless • Routes are not worked out in advance – Successive packets may follow different routes – No connection setup overhead ...
... • Used in subnets whose primary service is connectionless • Routes are not worked out in advance – Successive packets may follow different routes – No connection setup overhead ...
Scale and Performance in a Distributed File
... Locating the right process to communicate with Consistency of Communication unified ...
... Locating the right process to communicate with Consistency of Communication unified ...
Lecture15Slides
... Over a unicast network service, separate copies of the data are sent from the source to each destination. Over a multicast network service, the data is sent from the source only once and the network is responsible for transmitting the data to multiple locations. Multicasting is more efficient for ma ...
... Over a unicast network service, separate copies of the data are sent from the source to each destination. Over a multicast network service, the data is sent from the source only once and the network is responsible for transmitting the data to multiple locations. Multicasting is more efficient for ma ...
Wireless Optimization for Java RMI
... Communication Issues Mobility Issues Device Issues Security Issues ...
... Communication Issues Mobility Issues Device Issues Security Issues ...
Adding Functionality to VRML
... Server interprets – reconfigures data Returns new client-interpretable instructions for browser to refresh local copy ...
... Server interprets – reconfigures data Returns new client-interpretable instructions for browser to refresh local copy ...
Distributed (Operating) Systems -Architectures
... One of the most widely used RPC systems Developed for use with NFS Built on top of UDP or TCP Multiple arguments marshaled into a single structure At-least-once semantics if reply received, at-least-zero semantics if no reply. With UDP tries at-most-once • Use SUN’s eXternal Data Representation (XDR ...
... One of the most widely used RPC systems Developed for use with NFS Built on top of UDP or TCP Multiple arguments marshaled into a single structure At-least-once semantics if reply received, at-least-zero semantics if no reply. With UDP tries at-most-once • Use SUN’s eXternal Data Representation (XDR ...
RabbitMQ - FMDevelopers
... Easier scaling to cloud ◦ Subscribers to queue can be on different servers; decoupling application into processing units ...
... Easier scaling to cloud ◦ Subscribers to queue can be on different servers; decoupling application into processing units ...
Basic Internetworking
... the source host to a router to the destination host). The first network has an MTU of 1024 bytes; the second has a MTU of 576 bytes. Each network’s MTU gives the size of the largest IP datagram that can be carried in a link-layer frame. Give the sizes and offsets of the sequence of fragments deliver ...
... the source host to a router to the destination host). The first network has an MTU of 1024 bytes; the second has a MTU of 576 bytes. Each network’s MTU gives the size of the largest IP datagram that can be carried in a link-layer frame. Give the sizes and offsets of the sequence of fragments deliver ...
pdf
... Source Routing: The source specifies the set of hosts that the packet should traverse Record Route: If this option appears in a packet, every router along a path attaches its own IP address to the packet Timestamp: Every router along the route attaches a timestamp to the packet Security: Packets are ...
... Source Routing: The source specifies the set of hosts that the packet should traverse Record Route: If this option appears in a packet, every router along a path attaches its own IP address to the packet Timestamp: Every router along the route attaches a timestamp to the packet Security: Packets are ...
Fundamentals of Computer Networks ECE 478/578
... Suppresses TCP flows In case of congestion TCP flows will back off while UDP will stay on the same rate Can be used as an attack method (UDP flooding attack) ...
... Suppresses TCP flows In case of congestion TCP flows will back off while UDP will stay on the same rate Can be used as an attack method (UDP flooding attack) ...
slides 3
... – Must be less than receiver’s advertised buffer size – Try to match the rate of sending packets with the rate that the slowest link can accommodate – Sender uses an adaptive algorithm to decide size of N – Goal: fill network between sender and receiver – Basic technique: slowly increase size of win ...
... – Must be less than receiver’s advertised buffer size – Try to match the rate of sending packets with the rate that the slowest link can accommodate – Sender uses an adaptive algorithm to decide size of N – Goal: fill network between sender and receiver – Basic technique: slowly increase size of win ...