capture URL path

Author: halkazwini

articles/frontdoor/rule-set-server-variables.md

@@ -37,7 +37,7 @@ When you use [Rule set actions](front-door-rules-engine-actions.md), you can use
 | `request_uri`    | The full original request URI (with arguments).<br />For example, in the request `http://contoso.com:8080/article.aspx?id=123&title=fabrikam`, the `request_uri` value is `http://contoso.com:8080/article.aspx?id=123&title=fabrikam`.<br/> To access this server variable in a match condition, use [Request URL](rules-match-conditions.md?toc=%2fazure%2ffrontdoor%2fstandard-premium%2ftoc.json#request-url).|
 | `ssl_protocol`   | The protocol of an established TLS connection.<br/> To access this server variable in a match condition, use [SSL protocol](rules-match-conditions.md?toc=%2fazure%2ffrontdoor%2fstandard-premium%2ftoc.json#ssl-protocol).|
 | `server_port`    | The port of the server that accepted a request.<br/> To access this server variable in a match condition, use [Server port](rules-match-conditions.md?toc=%2fazure%2ffrontdoor%2fstandard-premium%2ftoc.json#server-port).|
-| `url_path`       | Identifies the specific resource in the host that the web client wants to access. This is the part of the request URI without the arguments or leading slash.<br />For example, in the request `http://contoso.com:8080/article.aspx?id=123&title=fabrikam`, the `url_path` value is `article.aspx`. <br /> AFD supports dynamic capture of URL path with `{url_path:seg#}` server vaiable and convert URL path to lowercase or uppercase with `{url_path.tolower}` or `{url_path.toupper}`. See details in [server variable](rule-set-server-variables.md). See details in Server variable format below. <br/> To access this server variable in a match condition, use [Request path](rules-match-conditions.md?toc=%2fazure%2ffrontdoor%2fstandard-premium%2ftoc.json#request-path).|
+| `url_path`       | Identifies the specific resource in the host that the web client wants to access. This is the part of the request URI without the arguments or leading slash.<br />For example, in the request `http://contoso.com:8080/article.aspx?id=123&title=fabrikam`, the `url_path` value is `article.aspx`. <br /> Azure Front Door supports dynamic capture of URL path with `{url_path:seg#}` server variable, and converts URL path to lowercase or uppercase with `{url_path.tolower}` or `{url_path.toupper}`. For more information, see [Server variable format](#server-variable-format) and [Server variables](rule-set-server-variables.md). <br/> To access this server variable in a match condition, use [Request path](rules-match-conditions.md#request-path) condition. |
 
 ## Server variable format