DOC: proxy-protocol: document 0.0.0.0/0 CIDR

Author: Mo3m3n

documentation/README.md

@@ -1015,7 +1015,8 @@ path-rewrite: /foo/(.*) /\1              # strip /foo ... "/foo/bar?q=1" into "/
 
 ##### `proxy-protocol`
 
-  Enables Proxy Protocol for a comma-delimited list of IP addresses and/or CIDR ranges.
+  Enables Proxy Protocol on client side for a comma-delimited list of IP addresses and/or CIDR ranges.
+  The `0.0.0.0/0` CIDR will enable Proxy Protocol for all incoming traffic.
 
   Available on:  `configmap`
 

documentation/doc.yaml

@@ -1038,8 +1038,8 @@ annotations:
     dependencies: ""
     default: ""
     description:
-    - Enables Proxy Protocol for a comma-delimited list of IP addresses and/or CIDR
-      ranges.
+    - Enables Proxy Protocol on client side for a comma-delimited list of IP addresses and/or CIDR ranges.
+    - The `0.0.0.0/0` CIDR will enable Proxy Protocol for all incoming traffic.
     tip:
     - Connection will fail with 400 Bad Request if source IP is in annotation list but
       no Proxy Protocol data is sent.