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doc: add extra information on bgp views and vrfs

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Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
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Quentin Young 2018-10-01 17:30:56 +00:00
parent c8a5e5e190
commit edde3ce9c2
1 changed files with 6 additions and 2 deletions
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8
doc/user/bgp.rst
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@ -235,8 +235,10 @@ However, the same AS can be used with different VRFs.
.. note:: .. note::
The separated nature of VRFs makes it possible to peer a single *bgpd* The separated nature of VRFs makes it possible to peer a single *bgpd*
process to itself, on one machine. This can be used for prototyping and process to itself, on one machine. Note that this can be done fully within
other purposes. BGP without a corresponding VRF in the kernel or Zebra, which enables some
practical use cases such as :ref:`route reflectors <bgp-route-reflector>`
and route servers.
Configuration of additional autonomous systems, or of a router that targets a Configuration of additional autonomous systems, or of a router that targets a
specific VRF, is accomplished with the following command: specific VRF, is accomplished with the following command:
@ -305,6 +307,8 @@ selected by BGP are not installed into the kernel routing table. The view
functionality allows the exchange of BGP routing information without affecting functionality allows the exchange of BGP routing information without affecting
the kernel routing tables. the kernel routing tables.
Peers configured within a view and their traffic exist within the default VRF.
.. index:: router bgp AS-NUMBER view NAME .. index:: router bgp AS-NUMBER view NAME
.. clicmd:: router bgp AS-NUMBER view NAME .. clicmd:: router bgp AS-NUMBER view NAME