From 9b92f2199892ce418c0a769110900e0acbbd64c1 Mon Sep 17 00:00:00 2001 From: csatari Date: Fri, 17 Jun 2016 13:09:19 +0200 Subject: Adding explanatory images to the introduction. Adding the images and separating the usecases to separate files. Change-Id: Ic45a5d3f15bf3a2b38695e94b6910ec60455727d Signed-off-by: csatari --- docs/requirements/use_cases/georedundancy_cells.rst | 18 ++++++++++++++++++ .../use_cases/images/georedundancy-after.png | Bin 0 -> 9122 bytes .../use_cases/images/georedundancy-before.png | Bin 0 -> 7695 bytes 3 files changed, 18 insertions(+) create mode 100644 docs/requirements/use_cases/images/georedundancy-after.png create mode 100644 docs/requirements/use_cases/images/georedundancy-before.png diff --git a/docs/requirements/use_cases/georedundancy_cells.rst b/docs/requirements/use_cases/georedundancy_cells.rst index 23fcb8d..95ffc6f 100644 --- a/docs/requirements/use_cases/georedundancy_cells.rst +++ b/docs/requirements/use_cases/georedundancy_cells.rst @@ -25,6 +25,24 @@ This set of georedundancy use cases is about enabling the possiblity to select a backup datacenter and build the connectivity between the NFVI-s in the different datacenters in a programmable way. +As an example the following picture (:numref:`georedundancy-before`) shows a +multicell cloud setup where the underlay network is not fully mashed. + +.. figure:: images/georedundancy-before.png + :name: georedundancy-before + :width: 25% + +Each datacenter (DC) is a separate OpenStack cell, region or instance. Let's +assume that a new VNF is started in DC b with a Redundant VNF in DC d. In this +case a direct underlay network connection is needed between DC b and DC d. The +configuration of this connection should be programable in both DC b and DC d. +The result of the deployment is shown in the following figure +(:numref:`georedundancy-after`): + +.. figure:: images/georedundancy-after.png + :name: georedundancy-after + :width: 25% + Description ^^^^^^^^^^^ There should be an API to manage the infrastructure-s networks between two diff --git a/docs/requirements/use_cases/images/georedundancy-after.png b/docs/requirements/use_cases/images/georedundancy-after.png new file mode 100644 index 0000000..e02c7cd Binary files /dev/null and b/docs/requirements/use_cases/images/georedundancy-after.png differ diff --git a/docs/requirements/use_cases/images/georedundancy-before.png b/docs/requirements/use_cases/images/georedundancy-before.png new file mode 100644 index 0000000..3efbbe6 Binary files /dev/null and b/docs/requirements/use_cases/images/georedundancy-before.png differ -- cgit 1.2.3-korg