openstack/neutron
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Merge "Fixed help messages for path_mtu and global_physnet_mtus options"

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Jenkins 2016-05-26 16:57:50 +00:00 committed by Gerrit Code Review
commit 4af2fede24
1 changed files with 5 additions and 11 deletions
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16
neutron/plugins/ml2/config.py
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@ -42,23 +42,17 @@ ml2_opts = [
cfg.IntOpt('path_mtu', default=0,
help=_('Maximum size of an IP packet (MTU) that can traverse '
'the underlying physical network infrastructure without '
'fragmentation. For instances using a '
'self-service/private network, neutron subtracts the '
'overlay protocol overhead from this value and '
'provides it to instances via DHCP option 26. For '
'example, using a value of 9000, DHCP provides 8950 '
'to instances using a VXLAN network that contains '
'50 bytes of overhead. Using a value of 0 disables '
'this feature and instances typically default to a '
'1500 MTU. Only impacts instances, not neutron network '
'components such as bridges and routers.')),
'fragmentation when using an overlay/tunnel protocol. '
'This option allows specifying a physical network MTU '
'value that differs from the default global_physnet_mtu '
'value.')),
cfg.ListOpt('physical_network_mtus',
default=[],
help=_("A list of mappings of physical networks to MTU "
"values. The format of the mapping is "
"<physnet>:<mtu val>. This mapping allows "
"specifying a physical network MTU value that "
"differs from the default segment_mtu value.")),
"differs from the default global_physnet_mtu value.")),
cfg.StrOpt('external_network_type',
help=_("Default network type for external networks when no "
"provider attributes are specified. By default it is "