Justin, You'll find that clients keep an open channel, if you will, to DCs for SYSVOl, etc. This is done over Port 445.
HTH! Rick Kingslan - Microsoft MVP [Windows NT/2000] Microsoft Certified Trainer MCSA, MCSE+I - Windows NT / 2000 "Any sufficiently advanced technology is indistinguishable from magic." --- Arthur C. Clarke > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]] On Behalf Of Leney, Justin > Sent: Wednesday, September 25, 2002 1:49 PM > To: [EMAIL PROTECTED] > Subject: [ActiveDir] Active Directory Client talking to DC's > over Port 445/TCP (SMB) > > > Anyone know why an AD Client needs to open TCP Port 445 (SMB) > to a domain controller if there are no user shares on the DC? > > The only reason I can really think of is that the client > keeps the port open to download group policies. > > (The client has Zone Alarm installed and his logs fill up > quite alot). > > Thanks, > Jbl > > > List info : http://www.activedir.org/mail_list.htm > List FAQ : http://www.activedir.org/list_faq.htm > List archive: > http://www.mail-archive.com/activedir%> 40mail.activedir.org/ > List info : http://www.activedir.org/mail_list.htm List FAQ : http://www.activedir.org/list_faq.htm List archive: http://www.mail-archive.com/activedir%40mail.activedir.org/
