Re: 1500 does not work: Thoughts on increasing MTUs on the internet

2007-04-15 Thread Marshall Eubanks
On Apr 15, 2007, at 1:49 AM, Petri Helenius wrote: Marshall Eubanks wrote: I advise people doing streaming to not use MTU's larger than ~1450 for these sorts of reasons. The unfortunate side-effect of that is that most prominent streaming apps (don't know about Youtube though) then

Re: 1500 does not work: Thoughts on increasing MTUs on the internet

2007-04-15 Thread Petri Helenius
Marshall Eubanks wrote: Dear Pete; The streaming servers that I have dealt with (such as Darwin Streaming Server) do the fragmentation at the application layer. They thus send out lots of packets at or near (in this case) 1450 bytes, but they are not UDP fragments. That's the whole point -

1500 does not work: Thoughts on increasing MTUs on the internet

2007-04-14 Thread Peter Dambier
Fred Baker wrote: ... 1500 byte MTUs in fact work. I'm all for 9K MTUs, and would recommend them. I don't see the point of 65K MTUs. ... Well, with almost everybody using PPP0E in germany and at least half of europe our mtu is somewhere arround 1480. Many routers are braindead (ICMP

Re: 1500 does not work: Thoughts on increasing MTUs on the internet

2007-04-14 Thread Marshall Eubanks
Hello; On Apr 14, 2007, at 3:38 AM, Peter Dambier wrote: Fred Baker wrote: ... 1500 byte MTUs in fact work. I'm all for 9K MTUs, and would recommend them. I don't see the point of 65K MTUs. ... Well, with almost everybody using PPP0E in germany and at least half of europe our mtu is

Re: 1500 does not work: Thoughts on increasing MTUs on the internet

2007-04-14 Thread Petri Helenius
Marshall Eubanks wrote: I advise people doing streaming to not use MTU's larger than ~1450 for these sorts of reasons. The unfortunate side-effect of that is that most prominent streaming apps (don't know about Youtube though) then send fragmented UDP packets which leads to reassembly