DOCS: General cleanup (did not move any sections)

Change-Id: I67cc42769661c10d2793f8c6cdb3b232b803d145
Signed-off-by: andrew <andrew.olechtchouk@gmail.com>

3 files changed, 39 insertions, 37 deletions

diff --git a/docs/usecases/Routing.rst b/docs/usecases/Routing.rst
index cecc2637108..0c5908fd57e 100644
--- a/docs/usecases/Routing.rst
+++ b/docs/usecases/Routing.rst
@@ -9,7 +9,7 @@ Now for connecting these two linux containers to VPP and pinging between them.
 
 Enter container *cone*, and check the current network configuration:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@cone:/# ip -o a
     1: lo    inet 127.0.0.1/8 scope host lo\       valid_lft forever preferred_lft forever
@@ -24,7 +24,7 @@ Notice that *veth_link1* has no assigned IP.
 
 Check if the interfaces are down or up:
 
-.. code-block:: shell
+.. code-block:: console
 
     root@cone:/# ip link
     1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1
@@ -42,7 +42,7 @@ Check if the interfaces are down or up:
 
 Make sure your loopback interface is up, and assign an IP and gateway to veth_link1.
 
-.. code-block:: shell
+.. code-block:: console
     
     root@cone:/# ip link set dev lo up
     root@cone:/# ip addr add 172.16.1.2/24 dev veth_link1
@@ -54,7 +54,7 @@ Here, the IP is 172.16.1.2/24 and the gateway is 172.16.1.1.
 
 Run some commands to verify the changes:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@cone:/# ip -o a
     1: lo    inet 127.0.0.1/8 scope host lo\       valid_lft forever preferred_lft forever
@@ -77,7 +77,7 @@ Now exit this container and repeat this process with container *ctwo*, except wi
 
 After thats done for *both* containers, exit from the container if you're in one:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@ctwo:/# exit
     exit
@@ -85,7 +85,7 @@ After thats done for *both* containers, exit from the container if you're in one
 
 In the machine running the containers, run **ip link** to see the host *veth* network interfaces, and their link with their respective *container veth's*.
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# ip link
     1: lo: <LOOPBACK> mtu 65536 qdisc noqueue state DOWN mode DEFAULT group default qlen 1
@@ -112,7 +112,7 @@ Remember our network interface index 32 in *cone* from this :ref:`note <networkN
 
 With VPP in the host machine, show current VPP interfaces:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# vppctl show inter
               Name               Idx    State  MTU (L3/IP4/IP6/MPLS)     Counter          Count     
@@ -122,14 +122,14 @@ Which should only output local0.
 
 Based on the names of the network interfaces discussed previously, which are specific to my systems, we can create VPP host-interfaces:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# vppctl create host-interface name vethQL7K0C
     root@localhost:~# vppctl create host-interface name veth8NA72P
 
 Verify they have been set up properly:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# vppctl show inter
               Name               Idx    State  MTU (L3/IP4/IP6/MPLS)     Counter          Count     
@@ -142,14 +142,14 @@ Which should output *three network interfaces*, local0, and the other two host n
 
 Set their state to up:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# vppctl set interface state host-vethQL7K0C up
     root@localhost:~# vppctl set interface state host-veth8NA72P up
 
 Verify they are now up:
 
-.. code-block:: shell
+.. code-block:: console
 
     root@localhost:~# vppctl show inter
               Name               Idx    State  MTU (L3/IP4/IP6/MPLS)     Counter          Count     
@@ -160,7 +160,7 @@ Verify they are now up:
 
 Add IP addresses for the other end of each veth link:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# vppctl set interface ip address host-vethQL7K0C 172.16.1.1/24
     root@localhost:~# vppctl set interface ip address host-veth8NA72P 172.16.2.1/24
@@ -168,7 +168,7 @@ Add IP addresses for the other end of each veth link:
 
 Verify the addresses are set properly by looking at the L3 table:
 
-.. code-block:: shell
+.. code-block:: console
 
     root@localhost:~# vppctl show inter addr
     host-vethQL7K0C (up):
@@ -179,7 +179,7 @@ Verify the addresses are set properly by looking at the L3 table:
 
 Or looking at the FIB by doing:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# vppctl show ip fib
     ipv4-VRF:0, fib_index:0, flow hash:[src dst sport dport proto ] locks:[src:plugin-hi:2, src:default-route:1, ]
@@ -238,7 +238,7 @@ Or looking at the FIB by doing:
 
 At long last you probably want to see some pings:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@localhost:~# lxc-attach -n cone -- ping -c3 172.16.2.2
     PING 172.16.2.2 (172.16.2.2) 56(84) bytes of data.
diff --git a/docs/usecases/containerCreation.rst b/docs/usecases/containerCreation.rst
index fb38b3ed135..9b2cc126133 100644
--- a/docs/usecases/containerCreation.rst
+++ b/docs/usecases/containerCreation.rst
@@ -5,15 +5,17 @@
 Creating Containers
 ___________________
 
-First you should have root privileges:
+Make sure you have gone through :ref:`installingVPP` on the system you want to create containers on.
 
-.. code-block:: shell
+After VPP is installed, get root privileges with:
 
-  ~$ sudo bash
+.. code-block:: console
+
+  $ sudo bash
 
 Then install packages for containers such as lxc:
 
-.. code-block:: shell
+.. code-block:: console
 
   # apt-get install bridge-utils lxc
 
@@ -26,7 +28,7 @@ Since we want to ping between two containers, we'll need to **add to this file**
 
 Look at the contents of *default.conf*, which should initially look like this:
 
-.. code-block:: shell
+.. code-block:: console
     
     # cat /etc/lxc/default.conf
     lxc.network.type = veth
@@ -40,13 +42,13 @@ Now you will *append to this file* so that each container you create will have a
 
 You can do this by piping *echo* output into *tee*, where each line is separated with a newline character *\\n* as shown below. Alternatively, you can manually add to this file with a text editor such as **vi**, but make sure you have root privileges. 
 
-.. code-block:: shell
+.. code-block:: console
 
     # echo -e "lxc.network.name = veth0\nlxc.network.type = veth\nlxc.network.name = veth_link1"  | sudo tee -a /etc/lxc/default.conf
 
 Inspect the contents again to verify the file was indeed modified:
 
-.. code-block:: shell
+.. code-block:: console
 
     # cat /etc/lxc/default.conf
     lxc.network.type = veth
@@ -62,7 +64,7 @@ After this, we're ready to create the containers.
 
 Creates an Ubuntu Xenial container named "cone".
 
-.. code-block:: shell
+.. code-block:: console
 
       # lxc-create -t download -n cone -- --dist ubuntu --release xenial --arch amd64 --keyserver hkp://p80.pool.sks-keyservers.net:80
 
@@ -79,7 +81,7 @@ If successful, you'll get an output similar to this:
 
 Make another container "ctwo".
 
-.. code-block:: shell
+.. code-block:: console
 
      # lxc-create -t download -n ctwo -- --dist ubuntu --release xenial --arch amd64 --keyserver hkp://p80.pool.sks-keyservers.net:80
 
@@ -87,7 +89,7 @@ Make another container "ctwo".
 List your containers to verify they exist:
 
 
-.. code-block:: shell
+.. code-block:: console
 
      # lxc-ls
      cone ctwo
@@ -95,13 +97,13 @@ List your containers to verify they exist:
 
 Start the first container:
 
-.. code-block:: shell
+.. code-block:: console
     
     # lxc-start --name cone
 
 And verify its running:
 
-.. code-block:: shell
+.. code-block:: console
     
     # lxc-ls --fancy
     NAME STATE   AUTOSTART GROUPS IPV4 IPV6 
@@ -114,10 +116,10 @@ And verify its running:
     Here are some `lxc container commands <https://help.ubuntu.com/lts/serverguide/lxc.html.en-GB#lxc-basic-usage>`_ you may find useful:
 
 
-    .. code-block:: shell
+    .. code-block:: console
 
-          sudo lxc-ls --fancy
-          sudo lxc-start --name u1 --daemon
-          sudo lxc-info --name u1
-          sudo lxc-stop --name u1
-          sudo lxc-destroy --name u1
+          $ sudo lxc-ls --fancy
+          $ sudo lxc-start --name u1 --daemon
+          $ sudo lxc-info --name u1
+          $ sudo lxc-stop --name u1
+          $ sudo lxc-destroy --name u1
diff --git a/docs/usecases/containerSetup.rst b/docs/usecases/containerSetup.rst
index d1c230daf24..e0fd81eebc3 100644
--- a/docs/usecases/containerSetup.rst
+++ b/docs/usecases/containerSetup.rst
@@ -9,14 +9,14 @@ Now we can go into container *cone* and install prerequisites such as VPP, and p
 
 To enter our container via the shell, type:
 
-.. code-block:: shell
+.. code-block:: console
     
     # lxc-attach -n cone
     root@cone:/#
 
 Run the linux DHCP setup and install VPP: 
 
-.. code-block:: shell
+.. code-block:: console
     
     root@cone:/# resolvconf -d eth0
     root@cone:/# dhclient
@@ -28,13 +28,13 @@ Run the linux DHCP setup and install VPP:
 
 After this is done, start VPP in this container:
 
-.. code-block:: shell
+.. code-block:: console
     
     root@cone:/# service vpp start
 
 Exit this container with the **exit** command (you *may* need to run **exit** twice):
 
-.. code-block:: shell
+.. code-block:: console
 
     root@cone:/# exit
     exit