Re: IP_TOS setsockopt filters away MinCost

[Fredrik Tolf]

David S. Miller writes:
 > On Sun, 7 Mar 2004 06:00:48 +0100
 > Fredrik Tolf <fredrik@xxxxxxxxxxxxx> wrote:
 > 
 > > This didn't make sense to me. Is there some reason behind this, and
 > > would someone like to explain it to me in that case? I just spent an
 > > hour trying to debug my program to find it why it didn't want to set
 > > minimal cost, while the other three TOS options worked.
 > 
 > Please read the diffserv RFCs for the current meanins of the TOS
 > bits.

Well, I was thinking that it might be diffserv, but on the next line
in that code, it checks the TOS precedence value, so I thought it
can't be. Also, it only resets these bits for SOCK_STREAM sockets - it
doesn't touch SOCK_DGRAMs. Is diffserv still somehow the reason behind
it?

Fredrik Tolf

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