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erspan: update NEWS and FAQ.

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Update Documentation/faq/configuration.rst about ERSPAN
and Update NEWS.

Cc: Greg Rose <gvrose8192@gmail.com>
Signed-off-by: William Tu <u9012063@gmail.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
This commit is contained in:
William Tu 2018-05-25 09:47:20 -07:00 committed by Ben Pfaff
parent fa37affad3
commit 4ee9f05687
2 changed files with 23 additions and 2 deletions
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20
Documentation/faq/configuration.rst
View File

@ -193,8 +193,24 @@ Q: How do I configure mirroring of all traffic to a GRE tunnel?
Q: Does Open vSwitch support ERSPAN?
A: No. As an alternative, Open vSwitch supports mirroring to a GRE tunnel
(see above).
A: Yes. ERSPAN version I and version II over IPv4 GRE and
IPv6 GRE tunnel are supported. See ovs-fields(7) for matching
and setting ERSPAN fields.
::
$ ovs-vsctl add-br br0
$ #For ERSPAN type 2 (version I)
$ ovs-vsctl add-port br0 at_erspan0 -- \
set int at_erspan0 type=erspan options:key=1 \
options:remote_ip=172.31.1.1 \
options:erspan_ver=1 options:erspan_idx=1
$ #For ERSPAN type 3 (version II)
$ ovs-vsctl add-port br0 at_erspan0 -- \
set int at_erspan0 type=erspan options:key=1 \
options:remote_ip=172.31.1.1 \
options:erspan_ver=2 options:erspan_dir=1 \
options:erspan_hwid=4
Q: How do I connect two bridges?

5
NEWS
View File

@ -37,6 +37,11 @@ Post-v2.9.0
ovs-appctl dpif-netdev/pmd-perf-show
* Supervision of PMD performance metrics and logging of suspicious
iterations
- ERSPAN:
* Implemented ERSPAN protocol (draft-foschiano-erspan-00.txt) for
both kernel datapath and userspace datapath.
* Added port-based and flow-based ERSPAN tunnel port support, added
OpenFlow rules matching ERSPAN fields. See ovs-fields(7).
v2.9.0 - 19 Feb 2018
--------------------