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Diffstat (limited to 'doc/source/admin/config-mtu.rst')
-rw-r--r-- | doc/source/admin/config-mtu.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/source/admin/config-mtu.rst b/doc/source/admin/config-mtu.rst index 4207809e46..78892c7563 100644 --- a/doc/source/admin/config-mtu.rst +++ b/doc/source/admin/config-mtu.rst @@ -130,6 +130,13 @@ IPv6. IPv6 uses RA via the L3 agent because the DHCP agent only supports IPv4. Instances using IPv4 and IPv6 should obtain the same MTU value regardless of method. +.. note:: + + If you are using an MTU value on your network below 1280, please + read the warning listed in the + `IPv6 configuration guide <./config-ipv6.html#project-network-considerations>`__ + before creating any subnets. + Networks with enabled vlan transparency ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |