How udp determines maximum sustainable MSS ? On Tue, Dec 14, 2010 at 9:30 AM, Jan Engelhardt <jengelh@xxxxxxxxxx> wrote: > On Tuesday 2010-12-14 04:46, ratheesh k wrote: > >>In udp , there is no mss discovey.So , if we set DF bit in IP packet and >>suppose an intermediate router does have disabled icmp-reply (thru iptables >>) and have less MTU than the sender. >> >>Then , router will drop the packet ,How client know to fragment the udp >>packet ? > > It won't, that's why ICMP should not be blocked. > -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
