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I'm pretty new to Azure, but I'll try and help. I've done a bit of reading on NSGs, but not used them in practise. NSGs apply to a VM or a Subnet. NSGs currently only apply to the primary NIC of a VM. As you said, the VM endpoints are not compatible with NSGs. If your Barracuda WAP has two interfaces, I'm not sure how that would work with NSGs. I don't ...


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Mail is always push, there is no possibility to "pull" mail. As long as there is no possibility for the web- server to connect to the admin- server you will not be able to route any mail. If you really can't open port 1352 inbound, then you need to write a little agent, that "pulls" the mail from a repository database by simply copying it to its own ...


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In the broad strokes, yes, what you want to do is "push" the files from the internal network to the DMZ (a session initiated from a computer on the internal network), rather than "pull" the files to the DMZ from the internal network (a session initiated from a computer on the DMZ network). This is the way the default rules on a lot of [hardware] firewalls ...


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Well I feel sheepish. The firewall rules work OK, but port 80 was being blocked at the ISP.



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