selftests: pmtu: Add pmtu_vti4_default_mtu test

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This test checks that the MTU assigned by default to a vti (IPv4)
interface created on top of veth is simply veth's MTU minus the
length of the encapsulated IPv4 header.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Stefano Brivio 2018-03-17 02:31:42 +01:00 • committed by David S. Miller

parent 36455bd1e9

commit a41c789bdc

1 changed files with 73 additions and 13 deletions

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tools/testing/selftests/net/pmtu.sh

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