ppt
... • An entity can easily forge a variety of ICMP error messages • Redirect – informs end-hosts that it should be using different first hop route • Fragmentation – can confuse path MTU discovery • Destination unreachable – can cause transport connections to be dropped © Srinivasan Seshan, 2002 ...
... • An entity can easily forge a variety of ICMP error messages • Redirect – informs end-hosts that it should be using different first hop route • Fragmentation – can confuse path MTU discovery • Destination unreachable – can cause transport connections to be dropped © Srinivasan Seshan, 2002 ...
slides - The Fengs
... – Provides a “push” facility that instructs the server to connect to a given IP address and port in order to deliver the Gnutella item. – Gnutella connection to the IP host is separated from the initial client making it impossible to trace back to the slave. ...
... – Provides a “push” facility that instructs the server to connect to a given IP address and port in order to deliver the Gnutella item. – Gnutella connection to the IP host is separated from the initial client making it impossible to trace back to the slave. ...
TCP/IP Network Administration, 2nd Edition
... Analyzes the individual packets exchanged between hosts on a network. snoop is a TCP/IP protocol analyzer that examines the contents of packets, including their headers. It is most useful for analyzing protocol problems. tcpdump is a tool similar to snoop that is available via anonymous FTP from the ...
... Analyzes the individual packets exchanged between hosts on a network. snoop is a TCP/IP protocol analyzer that examines the contents of packets, including their headers. It is most useful for analyzing protocol problems. tcpdump is a tool similar to snoop that is available via anonymous FTP from the ...
Slides - SIGMOBILE
... • Operates at finer granularity – Ditto only works in 8-32KB object chunks Savings from redundancy as small as 64 bytes – Object chunks require overhearing several packets (not possible at 75% of nodes 50% of the time) Leverages any overhearing, even a single packet ...
... • Operates at finer granularity – Ditto only works in 8-32KB object chunks Savings from redundancy as small as 64 bytes – Object chunks require overhearing several packets (not possible at 75% of nodes 50% of the time) Leverages any overhearing, even a single packet ...
Technologie Internet : Protocoles d ’applications (1)
... • s: socket descriptor, an integer (like a file-handle) • domain: integer, communication domain – e.g., PF_INET (IPv4 protocol) – typically used • type: communication type – SOCK_STREAM: reliable, 2-way, connection-based service – SOCK_DGRAM: unreliable, connectionless, – other values: need root per ...
... • s: socket descriptor, an integer (like a file-handle) • domain: integer, communication domain – e.g., PF_INET (IPv4 protocol) – typically used • type: communication type – SOCK_STREAM: reliable, 2-way, connection-based service – SOCK_DGRAM: unreliable, connectionless, – other values: need root per ...
CECS470
... • BGP is intended for use between networks owned by different organizations (Backbone Providers). • BGP is often referred to as a tool for "policy" routing, because – It may not take into account network constraints such as available bandwidth or network load. – The primary routing protocol that Int ...
... • BGP is intended for use between networks owned by different organizations (Backbone Providers). • BGP is often referred to as a tool for "policy" routing, because – It may not take into account network constraints such as available bandwidth or network load. – The primary routing protocol that Int ...
Chapter 7
... files (e.g., video) from single origin server in real time solution: replicate content at hundreds of servers throughout Internet content downloaded to CDN servers ahead of time placing content “close” to user avoids impairments (loss, delay) of sending ...
... files (e.g., video) from single origin server in real time solution: replicate content at hundreds of servers throughout Internet content downloaded to CDN servers ahead of time placing content “close” to user avoids impairments (loss, delay) of sending ...
IP Multicasting in HF Radio Networks - NMSU TraceBase
... The Internet Protocol (IP) address of a multicast group is easily distinguishable from a unicast or broadcast address. The ubiquitous version 4 (IPv4) addressing scheme reserves the range 224.0.0.0 through 239.255.255.255 for collective addresses of multicast groups. The 224.0.0.* range is reserved ...
... The Internet Protocol (IP) address of a multicast group is easily distinguishable from a unicast or broadcast address. The ubiquitous version 4 (IPv4) addressing scheme reserves the range 224.0.0.0 through 239.255.255.255 for collective addresses of multicast groups. The 224.0.0.* range is reserved ...
C10-Support_for_Mobi..
... HDML (handheld device markup language): simple language similar to HTML requiring a special browser HDTP (handheld device transport protocol): transport protocol for HDML, developed by Unwired Planet ...
... HDML (handheld device markup language): simple language similar to HTML requiring a special browser HDTP (handheld device transport protocol): transport protocol for HDML, developed by Unwired Planet ...
opdwork_racparams_cfgbnl_lastlp - Indico
... - Oracle database Session Data Unit (SDU). – Allows limited control over the packet sizes sent to the NT layer. – Possible values: 512 to 32767 bytes, 2048 default. – Minimizing overhead adjust it to the Maximum Segment Size (MSS) of the network protocol being used. Thus, MSS=Maximum Transmission Un ...
... - Oracle database Session Data Unit (SDU). – Allows limited control over the packet sizes sent to the NT layer. – Possible values: 512 to 32767 bytes, 2048 default. – Minimizing overhead adjust it to the Maximum Segment Size (MSS) of the network protocol being used. Thus, MSS=Maximum Transmission Un ...
Document
... small IP fragments • Breaking up the TCP header into several smaller packets makes it harder to detect and some packet filters will pass the packet unchecked rather than wait for all of the fragments to arrive. ...
... small IP fragments • Breaking up the TCP header into several smaller packets makes it harder to detect and some packet filters will pass the packet unchecked rather than wait for all of the fragments to arrive. ...
White Paper: Lightweight Protocol for Hardware
... million gates. No standard SoC provides the required performance and data handling capabilities, so we decided to use an FPGA. Although, in general, an FPGA is more expensive than a standard SoC, it is nevertheless the key for the NetCeiver’s low component cost of less than EUR50 (excluding tuners). ...
... million gates. No standard SoC provides the required performance and data handling capabilities, so we decided to use an FPGA. Although, in general, an FPGA is more expensive than a standard SoC, it is nevertheless the key for the NetCeiver’s low component cost of less than EUR50 (excluding tuners). ...
Document
... § like File represents files, URL represents network resources § Example 2 (downloading course web site into file): URL url = new URL("http://imada.sdu.dk/~petersk/DM537/"); Reader in = new InputStreamReader(url.openStream()); PrintStream output = new PrintStream( new FileOutputStream("dm537.htm ...
... § like File represents files, URL represents network resources § Example 2 (downloading course web site into file): URL url = new URL("http://imada.sdu.dk/~petersk/DM537/"); Reader in = new InputStreamReader(url.openStream()); PrintStream output = new PrintStream( new FileOutputStream("dm537.htm ...
COS 420 day 5 and 6
... before sending over Net 2 Router R2 fragments large datagrams from Host B before sending over Net 2 ...
... before sending over Net 2 Router R2 fragments large datagrams from Host B before sending over Net 2 ...
Server
... of packets (datagrams) from host-to-host UDP (Unreliable Datagram Protocol) Uses IP to provide unreliable datagram delivery from process-to-process TCP (Transmission Control Protocol) Uses IP to provide reliable byte streams from process-to-process ...
... of packets (datagrams) from host-to-host UDP (Unreliable Datagram Protocol) Uses IP to provide unreliable datagram delivery from process-to-process TCP (Transmission Control Protocol) Uses IP to provide reliable byte streams from process-to-process ...
fw_detect
... While we're still talking about traceroute and traceroute packets, I will breifly discuss Firewalking. Firewalk works by constructing packets with an IP TTL calculated to expire exactly one hop past the firewall, like Traceroute. Expected Result: The packet is allowed by the firewall, it will be all ...
... While we're still talking about traceroute and traceroute packets, I will breifly discuss Firewalking. Firewalk works by constructing packets with an IP TTL calculated to expire exactly one hop past the firewall, like Traceroute. Expected Result: The packet is allowed by the firewall, it will be all ...
slides - Aaron Gember
... • Operates at finer granularity – Ditto only works in 8-32KB object chunks Savings from redundancy as small as 64 bytes – Object chunks require overhearing several packets (not possible at 75% of nodes 50% of the time) Leverages any overhearing, even a single packet ...
... • Operates at finer granularity – Ditto only works in 8-32KB object chunks Savings from redundancy as small as 64 bytes – Object chunks require overhearing several packets (not possible at 75% of nodes 50% of the time) Leverages any overhearing, even a single packet ...
Message Content
... 8.2.2 HIN. With respect to its obligations as a business associate, if applicable, HIN shall, at a minimum, log the following information: (i) name of Participating Organization and/or participant accessing the HIE Platform; (ii) identity (e.g., unique identifier) of individual or system, if applic ...
... 8.2.2 HIN. With respect to its obligations as a business associate, if applicable, HIN shall, at a minimum, log the following information: (i) name of Participating Organization and/or participant accessing the HIE Platform; (ii) identity (e.g., unique identifier) of individual or system, if applic ...
Network-INT201
... browsers often open parallel TCP connections to fetch referenced objects Persistent HTTP server leaves connection open after sending response subsequent HTTP messages between same client/server sent over open connection ...
... browsers often open parallel TCP connections to fetch referenced objects Persistent HTTP server leaves connection open after sending response subsequent HTTP messages between same client/server sent over open connection ...
Reliable Multicast Protocols for MANET
... Advantage versus Disadvantage • Advantage – AG is a reliable multicast protocol that does not require membership information. – To reduce the network traffic, gossip requests are sent to nearer members with higher probability than to farther members. – AG operates independent of topology changes ...
... Advantage versus Disadvantage • Advantage – AG is a reliable multicast protocol that does not require membership information. – To reduce the network traffic, gossip requests are sent to nearer members with higher probability than to farther members. – AG operates independent of topology changes ...
Reliable Multicast Protocols for MANET
... Advantage versus Disadvantage • Advantage – AG is a reliable multicast protocol that does not require membership information. – To reduce the network traffic, gossip requests are sent to nearer members with higher probability than to farther members. – AG operates independent of topology changes ...
... Advantage versus Disadvantage • Advantage – AG is a reliable multicast protocol that does not require membership information. – To reduce the network traffic, gossip requests are sent to nearer members with higher probability than to farther members. – AG operates independent of topology changes ...
Reliable Multicast Protocols for MANET
... Advantage versus Disadvantage • Advantage – AG is a reliable multicast protocol that does not require membership information. – To reduce the network traffic, gossip requests are sent to nearer members with higher probability than to farther members. – AG operates independent of topology changes ...
... Advantage versus Disadvantage • Advantage – AG is a reliable multicast protocol that does not require membership information. – To reduce the network traffic, gossip requests are sent to nearer members with higher probability than to farther members. – AG operates independent of topology changes ...
RTP
... It provides support for real time conferencing of groups of any size within an Internet. It offers quality of service feedback from receivers to the multicast group. It determines the order of data to be presented. It synchronizes media stream from different ...
... It provides support for real time conferencing of groups of any size within an Internet. It offers quality of service feedback from receivers to the multicast group. It determines the order of data to be presented. It synchronizes media stream from different ...
About the Presentations
... • Common rules for packet filtering: – Drop all inbound connections except connection requests for configured servers – Eliminate packets bound for all ports that should not be available to the Internet – Filter out any ICMP redirect or echo (ping) messages – Drop all packets that use the IP header ...
... • Common rules for packet filtering: – Drop all inbound connections except connection requests for configured servers – Eliminate packets bound for all ports that should not be available to the Internet – Filter out any ICMP redirect or echo (ping) messages – Drop all packets that use the IP header ...