freshness review

Author: duongau

articles/cdn/cdn-verizon-http-headers.md

@@ -2,17 +2,13 @@
 title: Verizon-specific HTTP headers for Azure CDN rules engine | Microsoft Docs
 description: This article describes how to use Verizon-specific HTTP headers with Azure CDN rules engine.
 services: cdn
-documentationcenter: ''
 author: duongau
-manager: danielgi
-editor: ''
-
-ms.assetid: 
+manager: kumudd
 ms.service: azure-cdn
 ms.workload: media
 ms.tgt_pltfrm: na
 ms.topic: article
-ms.date: 04/16/2018
+ms.date: 02/27/2023
 ms.author: duau
 
 ---
@@ -27,21 +23,22 @@ For example, to remove the `Via` header, the headers field of the rule should in
 
 ![Proxy Special Headers rule](./media/cdn-http-headers/cdn-proxy-special-header-rule.png)
 
-The following table describes the headers that can be added by the Verizon CDN POP in the request:
+The following table describes the headers that you can add to the Verizon CDN POP in the request:
 
 Request header | Description | Example
 ---------------|-------------|--------
 [Via](#via-request-header) | Identifies the POP server that proxied the request to an origin server. | HTTP/1.1 ECS (dca/1A2B)
 X-Forwarded-For | Indicates the requester's IP address.| 10.10.10.10
 X-Forwarded-Proto | Indicates the request's protocol. | http
 X-Host | Indicates the request's hostname. | cdn.mydomain.com
-X-Midgress | Indicates whether the request was proxied through an additional CDN server. For example, a POP server-to-origin shield server or a POP server-to-ADN gateway server. <br />This header is added to the request only when midgress traffic takes place. In this case, the header is set to 1 to indicate that the request was proxied through an additional CDN server.| 1
+X-Midgress | Indicates whether the request was proxied through an extra CDN server. For example, a POP server-to-origin shield server or a POP server-to-ADN gateway server. <br />This header is added to the request only when mid-gress traffic takes place. In this case, the header is set to 1 to indicate that the request was proxied through an extra CDN server.| 1
 [Host](#host-request-header) | Identifies the host and the port where the requested content may be found. | marketing.mydomain.com:80
 [X-Gateway-List](#x-gateway-list-request-header) | ADN: Identifies the failover list of ADN Gateway servers assigned to a customer origin. <br />Origin shield: Indicates the set of origin shield servers assigned to a customer origin. | `icn1,hhp1,hnd1`
 X-EC-_&lt;name&gt;_ | Request headers that begin with *X-EC* (for example, X-EC-Tag, [X-EC-Debug](cdn-http-debug-headers.md)) are reserved for use by the CDN.| waf-production
 
 ## Via request header
-The format through which the `Via` request header identifies a POP server is specified by the following syntax:
+
+The format through which the `Via` request header identifies a POP server gets specified by the following syntax:
 
 `Via: Protocol from Platform (POP/ID)` 
 
@@ -65,15 +62,15 @@ The terms used in the syntax are defined as follows:
 `Via: HTTP/1.1 ECD (dca/1A2B)`
 
 ## Host request header
-The POP servers will overwrite the `Host` header when both of the following conditions are true:
+The POP servers overwrite the `Host` header when both of the following conditions are true:
 - The source for the requested content is a customer origin server.
-- The corresponding customer origin's HTTP Host Header option is not blank.
+- The corresponding customer origin's HTTP Host Header option isn't blank.
 
-The `Host` request header will be overwritten to reflect the value defined in the HTTP Host Header option.
-If the customer origin's HTTP Host Header option is set to blank, then the `Host` request header that is submitted by the requester will be forwarded to the customer's origin server.
+The `Host` request header is overwritten to reflect the value defined in the HTTP Host Header option.
+If the customer origin's HTTP Host Header option is set to blank, then the `Host` request header that gets submitted by the requester is forwarded to the customer's origin server.
 
 ## X-Gateway-List request header
-A POP server will add/overwrite the `X-Gateway-List request header when either of the following conditions are met:
+A POP server add/overwrite the `X-Gateway-List request header when either of the following conditions are met:
 - The request points to the ADN platform.
 - The request is forwarded to a customer origin server that is protected by the Origin Shield feature.