<column name="protocols">
<p>
- List of OpenFlow protocols that may be used when negotiating a
- connection with a controller. A default value of
- <code>OpenFlow10</code> will be used if this column is empty.
+ List of OpenFlow protocols that may be used when negotiating
+ a connection with a controller. OpenFlow 1.0, 1.1, 1.2, and
+ 1.3 are enabled by default if this column is empty.
</p>
<p>
</column>
<column name="bfd" key="forwarding_if_rx" type='{"type": "boolean"}'>
- True to consider the interface capable of packet I/O as long as it
- continues to receive any packets (not just BFD packets). This
- prevents link congestion that causes consecutive BFD control packets
- to be lost from marking the interface down.
+ When <code>true</code>, traffic received on the
+ <ref table="Interface"/> is used to indicate the capability of packet
+ I/O. BFD control packets are still transmitted and received. At
+ least one BFD control packet must be received every 100 * <ref
+ column="bfd" key="min_rx"/> amount of time. Otherwise, even if
+ traffic are received, the <ref column="bfd" key="forwarding"/>
+ will be <code>false</code>.
</column>
<column name="bfd" key="cpath_down" type='{"type": "boolean"}'>
<ref column="other_config" key="cfm_extended"/> is true, the CFM
module operates in demand mode. When in demand mode, traffic
received on the <ref table="Interface"/> is used to indicate
- liveness. CCMs are still transmitted and received, but if the
- <ref table="Interface"/> is receiving traffic, their absence does not
- cause a connectivity fault.
+ liveness. CCMs are still transmitted and received. At least one
+ CCM must be received every 100 * <ref column="other_config"
+ key="cfm_interval"/> amount of time. Otherwise, even if traffic
+ are received, the CFM module will raise the connectivity fault.
</p>
<p>
one flow table. Currently this limit is 3.
</p>
</column>
+
+ <group title="Common Columns">
+ The overall purpose of these columns is described under <code>Common
+ Columns</code> at the beginning of this document.
+
+ <column name="external_ids"/>
+ </group>
</table>
<table name="QoS" title="Quality of Service configuration">