ovs-fields: Improve formatting of NSH section.
Acked-by: Justin Pettit
@@ -4266,20 +4266,21 @@ r r c c c.
following functions are necessary:
</p>
- <p>
- 1. The movement of service functions and application workloads in
+ <ol>
+ <li>
+ The movement of service functions and application workloads in
the network.
- </p>
+ </li>
- <p>
- 2. The ability to easily bind service policy to granular
- information, such as per-subscriber state.
- </p>
+ <li>
+ The ability to easily bind service policy to granular information, such
+ as per-subscriber state.
+ </li>
- <p>
- 3. The capability to steer traffic to the requisite service
- function(s).
- </p>
+ <li>
+ The capability to steer traffic to the requisite service function(s).
+ </li>
+ </ol>
<p>
The Network Service Header (NSH) specification defines a new data
@@ -4287,37 +4288,32 @@ r r c c c.
chains. The NSH is designed to encapsulate an original packet or
frame, and in turn be encapsulated by an outer transport
encapsulation (which is used to deliver the NSH to NSH-aware network
- elements), as shown in Figure 1:
+ elements), as shown below:
</p>
- <pre>
-
- +------------------------------+
- | Transport Encapsulation |
- +------------------------------+
- | Network Service Header (NSH) |
- +------------------------------+
- | Original Packet / Frame |
- +------------------------------+
-
- Figure 1: Network Service Header Encapsulation
- </pre>
+ <diagram>
+ <header>
+ <bits name="Transport Encapsulation" width="1.8"/>
+ </header>
+ <nospace/>
+ <header>
+ <bits name="Network Service Header (NSH)" width="2.0"/>
+ </header>
+ <nospace/>
+ <header>
+ <bits name="Original Packet/Frame" width="1.8"/>
+ </header>
+ </diagram>
<p>
The NSH is composed of the following elements:
</p>
- <p>
- 1. Service Function Path identification.
- </p>
-
- <p>
- 2. Indication of location within a Service Function Path.
- </p>
-
- <p>
- 3. Optional, per packet metadata (fixed length or variable).
- </p>
+ <ol>
+ <li>Service Function Path identification.</li>
+ <li>Indication of location within a Service Function Path.</li>
+ <li>Optional, per packet metadata (fixed length or variable).</li>
+ </ol>
<p>
[RFC 7665] provides an overview of a service chaining architecture
