Should my SBS Essentials firewall be off?

i'm aghast i'm asking question (the longer ponder this, more feel hair catch fire).

firewall state on sbs 2011 essentials server off. we're running trend micro worry-free business security , wfbs firewall not enabled. windows firewall on clients in domain. remote access enabled managers, administrators, , 1 other employee. there no ssl certificate installed on server. tech consultant says "sure, windows firewall turned off on server.  no 1 should using accept administrative purposes"

i'm uncomfortable with, , reluctantly skeptical of answer. crazy or i?

hello,

enabling windows firewall recommended security reasons minimizes attacks on server. if network protected using firewall tmg forefront, can disable internal windows firewall protected external attacks. in case, have worry internal attacks server not protected against that.

more if ask them here:

http://social.technet.microsoft.com/forums/en-us/category/sbsserver

http://social.technet.microsoft.com/forums/en-us/winserversecurity/threads

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