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authorDonald Sharp <sharpd@cumulusnetworks.com>2020-01-07 15:03:08 +0100
committerDonald Sharp <sharpd@cumulusnetworks.com>2020-01-07 15:03:08 +0100
commit5ee5afc96b8bc0139d0eec5b8f3663cb1b560efd (patch)
treeb280c2575c935b4b2692a86602601e98b199af8c /doc
parentMerge pull request #5638 from qlyoung/fix-bgp-cluster-list-null-memcmp (diff)
downloadfrr-5ee5afc96b8bc0139d0eec5b8f3663cb1b560efd.tar.xz
frr-5ee5afc96b8bc0139d0eec5b8f3663cb1b560efd.zip
doc: Clarify what is supported directly in PIM documentation
The FRR community keeps getting asked about what is supported or not. Try to clarify in an additional spot what is and what is not supported. Where people interested in using PIM might have a chance at actually seeing the notification. Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
Diffstat (limited to 'doc')
-rw-r--r--doc/user/pim.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/user/pim.rst b/doc/user/pim.rst
index 9267095b3..6bda69260 100644
--- a/doc/user/pim.rst
+++ b/doc/user/pim.rst
@@ -11,6 +11,13 @@ vrf aware and can work within the context of vrf's in order to
do S,G mrouting. Additionally PIM can be used in the EVPN underlay
network for optimizing forwarding of overlay BUM traffic.
+.. note::
+
+ On Linux for PIM-SM operation you *must* have kernel version 4.18 or greater.
+ To use PIM for EVPN BUM forwarding, kernels 5.0 or greater are required.
+ OpenBSD has no multicast support and FreeBSD, NetBSD and Solaris only
+ have support for SSM.
+
.. _starting-and-stopping-pimd:
Starting and Stopping pimd