'Path mtu' diaporamas de présentation

HP-UX Network Performance Tuning and Application Troubleshooting Tools

HP-UX Network Performance Tuning and Application Troubleshooting Tools. Pat Kilfoyle Systems Support Engineer Hewlett-Packard Co. 3380 146 th Place SE Bellevue, WA 98007 Email: pat_kilfoyle@hp.com. Purpose.

896 views • 84 slides

Network Application Performance

Deke Kassabian and Shumon Huque ISC Networking & Telecommunications February 2002 - Super Users Group. Network Application Performance. What this talk is all about Network performance on the local area network and around campus

832 views • 65 slides

Network Application Performance

Deke Kassabian and Shumon Huque ISC Networking & Telecommunications February 2002 - Super Users Group. Network Application Performance. What this talk is all about Network performance on the local area network and around campus

651 views • 65 slides

CS551: Layering and Addressing

CS551: Layering and Addressing. Christos Papadopoulos ( http://netweb.usc.edu/cs551/). Protocols. Set of rules governing communication between network elements (applications, hosts, routers) Protocols define: Format and order of messages Actions taken on receipt of a message

670 views • 58 slides

Returning to zombies and parents and children. What happens to the children if the parent dies?

Returning to zombies and parents and children. What happens to the children if the parent dies? /* ILLUSTRATING THAT UPON A PARENT KILL THE ZOMBIES /* ARE ASSIGNED A PID OF 1 (INIT). #include <stdio.h> #include <unistd.h> main(int argc, char **argv) { int pid, i=1, j=1;

581 views • 48 slides

Network Data Plane Part 3

Network Data Plane Part 3. Miscellaneous topics related to network layer (IP) data plane (and VLAN) Link/Path MTU and IPv4 Fragmentation and Reassembly NAT (network address translation) IPv6 and IPv6 Transition Virtual Circuit and MPLS VLAN

486 views • 47 slides

CS335 Networking & Network Administration

CS335 Networking & Network Administration. Wednesday, May 12, 2010. ICMP. Internet Control Message Protocol Error reporting protocol integrated with IP We have reviewed header checksum http://www.faqs.org/rfcs/rfc792.html

536 views • 43 slides

Internet Protocol Addressing

Ubuntunet Workshop 2012 Slides from SIE@AFNOG. Internet Protocol Addressing. Purpose of an IP address . Unique Identification of: Source How would the recipient know where the message came from? How would you know who hacked into your network (network/data security) Destination

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Dateless and Desperate !

400 views • 38 slides

Dateless and Desperate !

Stateless. DNS. Dateless and Desperate !. Geoff Huston APNIC. IP Networking 101. There are two major transport protocols: TCP when reliable data transfer is needed UDP for simple lightweight transactions. IP Networking 102. Client / Server Transaction Support TCP has limitations

308 views • 20 slides

Dateless and Desperate !

Stateless. DNS. Dateless and Desperate !. Geoff Huston APNIC. IP Networking 101. There are two major transport protocols: TCP when reliable data transfer is needed UDP for simple lightweight transactions. IP Networking 102. Client / Server Transaction Support TCP has limitations

218 views • 20 slides

IPv6, ICMP, DNS

IPv6, ICMP, DNS. IPv4. IPv4. IPv4 is successful in that the protocol has accommodated changes in hardware technologies, heterogeneous networks, and extremely large scale. But address space is limited. IPv4 has no built-in support for new Internet applications.

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ICMPv6

ICMPv6. Error Message Types Informational Message Types. ICMPv6 Header. Type (1 Byte). 1. Code (1Byte). Checksum (2 Bytes). Data (Variable). ICMPv6 Error Message. Destination Unreachable Packet too Big Time Exceeded Parameter Problem. Destination Unreachable.

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350-018 Certification Practice Test

CertsChief products pass your IT Certification Exam with 100% money back guaranteed. Using Confirmed test practice questions and preparation material from CertsChief. Please visit at: http://www.certschief.com

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Chapter 23 Internet Control Message Protocol

Chapter 23 Internet Control Message Protocol. used to report information and errors IP uses ICMP when it sends an error message ICMP uses IP to transport messages. ICMP Error Messages (fig 23.1). Source Quench

261 views • 6 slides