Signed-off-by: Ben Pfaff <b...@nicira.com>
---
FAQ | 18 +++++++++++++-----
1 file changed, 13 insertions(+), 5 deletions(-)
diff --git a/FAQ b/FAQ
index ce5df27..8689950 100644
--- a/FAQ
+++ b/FAQ
@@ -795,11 +795,19 @@ A: The configuration for VLANs in the Open vSwitch
database (e.g. via
or through other means, then you have to implement VLAN handling
yourself.
- You can use "normal switching" as a component of your OpenFlow
- actions, e.g. by putting "normal" into the lists of actions on
- ovs-ofctl or by outputting to OFPP_NORMAL from an OpenFlow
- controller. This will only be suitable for some situations,
- though.
+ In some situations, you can use "normal switching" as a component
+ of your OpenFlow actions, e.g. by putting "normal" into the lists
+ of actions on ovs-ofctl or by outputting to OFPP_NORMAL from an
+ OpenFlow controller. In situations where this is not suitable, you
+ can implement VLAN handling yourself, e.g.:
+
+ - If a packet comes in on an access port, and the flow table
+ needs to send it out on a trunk port, then the flow can add
+ the appropriate VLAN tag with the "mod_vlan_vid" action.
+
+ - If a packet comes in on a trunk port, and the flow table
+ needs to send it out on an access port, then the flow can
+ strip the VLAN tag with the "strip_vlan" action.
Q: I configured ports on a bridge as access ports with different VLAN
tags, like this:
--
1.7.10.4
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