Apply easy fixes from peer review

Co-authored-by: Maximilian Kolb <[email protected]>

guides/common/modules/con_ipv4-and-ipv6-requirements.adoc

@@ -27,12 +27,12 @@ The following requirements apply to installations in an IPv6 network:
 For more information about DHCPv6 server configuration, see {ProvisioningDocURL}options-in-unmanaged-dhcpv6[Options in unmanaged DHCPv6] in _{ProvisioningDocTitle}_.
 ifdef::satellite[]
 * You must deploy an external HTTP proxy server that supports both IPv4 and IPv6.
-This is required because Red Hat Content Delivery Network distributes content only over IPv4 networks, therefore you must use this proxy to pull content into the {Project} on your IPv6 network.
-You must configure {Project} to use this dual-stack (supporting both IPv4 and IPv6) HTTP proxy server as the default proxy.
+This is required because Red Hat Content Delivery Network distributes content only over IPv4 networks, therefore you must use this HTTP proxy to pull content into the {Project} on your IPv6 network.
+You must configure {Project} to use this dual-stack (supporting both IPv4 and IPv6) HTTP proxy as the default HTTP proxy.
 endif::[]
 ifndef::satellite[]
 * Optional: If you rely on content from IPv4-only networks and are deployed on IPv6-only, you can use an external dual stack HTTP proxy server.
-In this setup, you must configure {Project} to use this dual-stack (supporting both IPv4 and IPv6) HTTP proxy server as the default proxy.
+In this setup, you must configure {Project} to use this dual-stack (supporting both IPv4 and IPv6) HTTP proxy as the default HTTP proxy.
 endif::[]
 +
 For more information, see {InstallingServerDocURL}adding-a-default-http-proxy_{project-context}[Adding a Default HTTP Proxy to {Project}].