Merge pull request #31922 from skrthomas/BZ1886291v2

Author: adellape

modules/configuring-firewall.adoc

@@ -22,7 +22,7 @@ There are no special configuration considerations for services running on only c
 |Provides core container images
 
 |`quay.io`
-|443 or 80
+|443, 80
 |Provides core container images
 
 |`*.quay.io`
@@ -39,9 +39,9 @@ There are no special configuration considerations for services running on only c
 
 |===
 +
-When you add a site such as `quay.io` to your allowlist, do not add a wildcard entry such as `*.quay.io` to your denylist. In most cases, image registries use a content delivery network (CDN) to serve images. If a firewall blocks access, then image downloads are denied when the initial download request is redirected to a host name such as `cdn01.quay.io`.
+When you add a site, such as `quay.io`, to your allowlist, do not add a wildcard entry, such as `*.quay.io`, to your denylist. In most cases, image registries use a content delivery network (CDN) to serve images. If a firewall blocks access, then image downloads are denied when the initial download request is redirected to a host name such as `cdn01.quay.io`.
 +
-CDN host names, such as `cdn01.quay.io` are covered when you add a wildcard entry such as `*.quay.io` in your allowlist.
+CDN host names, such as `cdn01.quay.io`, are covered when you add a wildcard entry, such as `*.quay.io`, in your allowlist.
 
 . Allowlist any site that provides resources for a language or framework that your builds require.