[nsd-users] Possible fragmentation issue transferring larger zones over IPv6?
anandb at ripe.net
Tue Apr 8 07:46:11 UTC 2014
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On 08/04/2014 09:26, W.C.A. Wijngaards wrote:
> But NSD uses TCP for zone transfers? I thought that PMTU
> discovery does not really apply to TCP? NSD is unable to create a
> TCP stream and send more than one data-packet worth of data on it?
> And you report that NSD reports a timeout when that happens - like
> no more packets are arriving. Some sort of stateful firewall that
> has a state problem?
Path MTU (and its discovery) can also affect TCP connections, as far
as I know.
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