Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-02-03 Thread Toshiaki Makita
On 17/02/03 (金) 17:07, Fredrik Markstrom wrote: On Tue, 31 Jan 2017 17:27:09 +0100 Eric Dumazet wrote > On Tue, 2017-01-31 at 14:32 +0100, Fredrik Markstrom wrote: > > On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet wrote

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-02-03 Thread Toshiaki Makita
On 17/02/03 (金) 17:07, Fredrik Markstrom wrote: On Tue, 31 Jan 2017 17:27:09 +0100 Eric Dumazet wrote > On Tue, 2017-01-31 at 14:32 +0100, Fredrik Markstrom wrote: > > On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet wrote > > > On Thu, 2017-01-19 at 17:41 +0100,

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-02-03 Thread Fredrik Markstrom
/F On Tue, 31 Jan 2017 17:27:09 +0100 Eric Dumazet wrote > On Tue, 2017-01-31 at 14:32 +0100, Fredrik Markstrom wrote: > > On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet > > wrote > > > On Thu, 2017-01-19 at

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-02-03 Thread Fredrik Markstrom
/F On Tue, 31 Jan 2017 17:27:09 +0100 Eric Dumazet wrote > On Tue, 2017-01-31 at 14:32 +0100, Fredrik Markstrom wrote: > > On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet > > wrote > > > On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > > > >

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-31 Thread Eric Dumazet
On Tue, 2017-01-31 at 14:32 +0100, Fredrik Markstrom wrote: > On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet > wrote > > On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > > > Hello, > > > > > > I've noticed an inconsistency between how

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-31 Thread Eric Dumazet
On Tue, 2017-01-31 at 14:32 +0100, Fredrik Markstrom wrote: > On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet > wrote > > On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > > > Hello, > > > > > > I've noticed an inconsistency between how physical ethernet and >

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-31 Thread Fredrik Markstrom
On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet wrote > On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > > Hello, > > > > I've noticed an inconsistency between how physical ethernet and veth > > handles mtu. > > > > If I setup two

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-31 Thread Fredrik Markstrom
On Thu, 19 Jan 2017 19:53:47 +0100 Eric Dumazet wrote > On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > > Hello, > > > > I've noticed an inconsistency between how physical ethernet and veth > > handles mtu. > > > > If I setup two physical interfaces

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-19 Thread Eric Dumazet
On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > Hello, > > I've noticed an inconsistency between how physical ethernet and veth handles > mtu. > > If I setup two physical interfaces (directly connected) with different mtu:s, > only the size of the outgoing packets are limited by

Re: Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-19 Thread Eric Dumazet
On Thu, 2017-01-19 at 17:41 +0100, Fredrik Markstrom wrote: > Hello, > > I've noticed an inconsistency between how physical ethernet and veth handles > mtu. > > If I setup two physical interfaces (directly connected) with different mtu:s, > only the size of the outgoing packets are limited by

Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-19 Thread Fredrik Markstrom
Hello, I've noticed an inconsistency between how physical ethernet and veth handles mtu. If I setup two physical interfaces (directly connected) with different mtu:s, only the size of the outgoing packets are limited by the mtu. But with veth a packet is dropped if the mtu of the receiving

Inconsistency in packet drop due to MTU (eth vs veth)

2017-01-19 Thread Fredrik Markstrom
Hello, I've noticed an inconsistency between how physical ethernet and veth handles mtu. If I setup two physical interfaces (directly connected) with different mtu:s, only the size of the outgoing packets are limited by the mtu. But with veth a packet is dropped if the mtu of the receiving