Messages in this thread | | | Date | Sat, 30 Jun 2007 10:35:26 +0200 (CEST) | From | Jan Engelhardt <> | Subject | Re: mss to pmtu clamping partially broken? |
| |
On Jun 29 2007 13:09, Andreas Steinmetz wrote: > >There seems to be a problem with mss to pmtu clamping for incoming syn >packets on reply to an outgoing connection on a ppp interface. The mss >of the outgoing syn packets is always always clamped to the pmtu, I did >check this with a target host I do have access to. The incoming syn >reply to such a packet, however, is mss clamped only sometimes and this >seems to depend on the DSL line used.
Do you really need clamping? It's a hack, since TCP should do MSS negotiation itself. (Of course it may happen that some routers are broken.) But usually not for incoming packets.
Jan -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |