adding host name in IIS on exchange server to resolve an internal IP address disclosure vulnerability will this cause an issue

adding a host name in IIS on Exch1 to resolve an internal IP address disclosure vulnerability. It will be for both port 80 that's listed. Will this cause an issue?
Praveen KumarAsked:
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ScobberConnect With a Mentor Commented:
Adding a host name will only cause problems only if you don't add all the host names required.

I would suggest adding both internal and external hostnames to the IIS virtual server. Nothing should request by IP, it should all do its requests by either the internal or external FQDNs.
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