Re: Disable ipv4 fragmentation
Perdonad la equivocacion, hice un enviar a varias listas y me olvide de quitar esta. Lo lamento. Original Message Follows From: Rudy Godoy [EMAIL PROTECTED] To: debian-devel-spanish@lists.debian.org Subject: Re: Disable ipv4 fragmentation Date: Sun, 29 Apr 2007 23:34:01 -0500 El día 29/04/2007 a 14:25 David Moreno Garza escribió... Thomas Bushnell BSG wrote: Fragmentation is part of IP. Changing the MTU does not prevent fragmentation. Routers and everything in between is permitted to fragment traffic. You can set the DF (don't fragment) bit in various ways, but the result is that routers which need to fragment will instead drop your packets. IP guarantees that small enough packets can be transmitted without fragmentation, but that limit is a part of the protocol and not something you can configure. What is the problem you are trying to solve? Why is this discussion being cross-posted on -devel-spanish? Because the guy originally sent it here (-devel-spanish)? -- Rudy Godoy | 0x3433BD21 | http://www.htu.com.pe ,''`. http://www.apesol.org - http://www.debian.org : :' : GPG FP: 0D12 8537 607E 2DF5 4EFB 35A7 550F 1A00 3433 BD21 `. `' `- signature.asc _ Descarga gratis la Barra de Herramientas de MSN http://www.msn.es/usuario/busqueda/barra?XAPID=2031DI=1055SU=http%3A//www.hotmail.comHL=LINKTAG1OPENINGTEXT_MSNBH -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
Re: Disable ipv4 fragmentation
Thomas Bushnell BSG wrote: Fragmentation is part of IP. Changing the MTU does not prevent fragmentation. Routers and everything in between is permitted to fragment traffic. You can set the DF (don't fragment) bit in various ways, but the result is that routers which need to fragment will instead drop your packets. IP guarantees that small enough packets can be transmitted without fragmentation, but that limit is a part of the protocol and not something you can configure. What is the problem you are trying to solve? Why is this discussion being cross-posted on -devel-spanish? -- David Moreno Garza [EMAIL PROTECTED] | http://www.damog.net/ Cambias de oficio, aviéntate de un precipio. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
Re: Disable ipv4 fragmentation
El día 29/04/2007 a 14:25 David Moreno Garza escribió... Thomas Bushnell BSG wrote: Fragmentation is part of IP. Changing the MTU does not prevent fragmentation. Routers and everything in between is permitted to fragment traffic. You can set the DF (don't fragment) bit in various ways, but the result is that routers which need to fragment will instead drop your packets. IP guarantees that small enough packets can be transmitted without fragmentation, but that limit is a part of the protocol and not something you can configure. What is the problem you are trying to solve? Why is this discussion being cross-posted on -devel-spanish? Because the guy originally sent it here (-devel-spanish)? -- Rudy Godoy | 0x3433BD21 | http://www.htu.com.pe ,''`. http://www.apesol.org - http://www.debian.org : :' : GPG FP: 0D12 8537 607E 2DF5 4EFB 35A7 550F 1A00 3433 BD21 `. `' `- signature.asc Description: Digital signature
Re: Disable ipv4 fragmentation
On Tue, 2007-04-24 at 17:39 +, J HU wrote: Dear experts, I'm working with sockets in a debian with a version of kernel 2.6.x, and I'd like to disable the fragmentation of the ipv4 introduce. I have read that there was the option of modified the file /proc/sys/net/ipv4/ip_always_defrag but it doesn't exist. So I'm totally lost and I need to disable that fragmentation or change the size to the maximum of 65535. Anyone can help me? Fragmentation is part of IP. Changing the MTU does not prevent fragmentation. Routers and everything in between is permitted to fragment traffic. You can set the DF (don't fragment) bit in various ways, but the result is that routers which need to fragment will instead drop your packets. IP guarantees that small enough packets can be transmitted without fragmentation, but that limit is a part of the protocol and not something you can configure. What is the problem you are trying to solve? Thomas signature.asc Description: This is a digitally signed message part
Disable ipv4 fragmentation
Dear experts, I'm working with sockets in a debian with a version of kernel 2.6.x, and I'd like to disable the fragmentation of the ipv4 introduce. I have read that there was the option of modified the file /proc/sys/net/ipv4/ip_always_defrag but it doesn't exist. So I'm totally lost and I need to disable that fragmentation or change the size to the maximum of 65535. Anyone can help me? Thanks in advance! _ Grandes éxitos, superhéroes, imitaciones, cine y TV... http://es.msn.kiwee.com/ Lo mejor para tu móvil. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
Re: Disable ipv4 fragmentation
None of the lists you've sent this to are appropriate forums for this question; redirecting to debian-user. On Tue, Apr 24, 2007 at 05:39:53PM +, J HU wrote: Dear experts, I'm working with sockets in a debian with a version of kernel 2.6.x, and I'd like to disable the fragmentation of the ipv4 introduce. I have read that there was the option of modified the file /proc/sys/net/ipv4/ip_always_defrag but it doesn't exist. So I'm totally lost and I need to disable that fragmentation or change the size to the maximum of 65535. Anyone can help me? What do you expect the system to do with oversized packets instead of fragmenting them? Discard them? Fragmentation is used any time a given packet is too large to fit inside a single frame of the underlying transport, as determined by the network interface's MTU. -- Steve Langasek Give me a lever long enough and a Free OS Debian Developer to set it on, and I can move the world. [EMAIL PROTECTED] http://www.debian.org/ -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
Disable ipv4 fragmentation
Dear experts, I'm working with sockets in a debian with a version of kernel 2.6.x, and I'd like to disable the fragmentation of the ipv4 introduce. I have read that there was the option of modified the file /proc/sys/net/ipv4/ip_always_defrag but it doesn't exist. So I'm totally lost and I need to disable that fragmentation or change the size to the maximum of 65535. Anyone can help me? Thanks in advance! _ Grandes éxitos, superhéroes, imitaciones, cine y TV... http://es.msn.kiwee.com/ Lo mejor para tu móvil. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
Re: Disable ipv4 fragmentation
None of the lists you've sent this to are appropriate forums for this question; redirecting to debian-user. On Tue, Apr 24, 2007 at 05:39:53PM +, J HU wrote: Dear experts, I'm working with sockets in a debian with a version of kernel 2.6.x, and I'd like to disable the fragmentation of the ipv4 introduce. I have read that there was the option of modified the file /proc/sys/net/ipv4/ip_always_defrag but it doesn't exist. So I'm totally lost and I need to disable that fragmentation or change the size to the maximum of 65535. Anyone can help me? What do you expect the system to do with oversized packets instead of fragmenting them? Discard them? Fragmentation is used any time a given packet is too large to fit inside a single frame of the underlying transport, as determined by the network interface's MTU. -- Steve Langasek Give me a lever long enough and a Free OS Debian Developer to set it on, and I can move the world. [EMAIL PROTECTED] http://www.debian.org/ -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
