Messages in this thread | | | Subject | Re: IPSEC transport mode w/2.2.x kernels and large packets | Date | Sat, 7 Aug 1999 20:04:03 +0100 (BST) | From | Alan Cox <> |
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> Yes. We are buggy here and draft-ietf-tcpimpl-pmtud-03 > explicitly announces us buggy 8) > > Apparently, they forgot about ax.25.
Someone should flame them before they make it past draft status I guess. They regularly forget low mtu radio links. Half of them seem to have forgotten modems 8)
> I believe. But do not understand. Seems, AX.25 is reliable protocol, is not it? > Then fragments are delivered reliably and you can only win of the fact, > that frames traversing internet are of 576 bytes.
AX.25 IP is normally run in UI mode (datagram mode - UI being the name of the LAPB frame used for this [Unnumbered Information]), so no. And in 'reliable' mode the hop by hop lapb RR frames murder the link more than IP retransmits
Alan
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