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IIS Authentication and required Firewall

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by jpotter Mar 28, 2001 last reply May 8, 2001

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What ports are required open on firewalls for the various types of IIS
authentications ?

1) IUSR / Anonymous
2) Basic
3) Challenge & Response

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Ports are based on protocals:

HTTP port 80 and/or 8080

not authentication method.

If you are using secured certificate connectivity, SSL or SSL2 then port 443 is typically used.

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