xunbrokenx Posted March 17, 2016 Posted March 17, 2016 Hi, LONG time reader, first time poster! After moving schools last summer, I inherited a network with about 300-400 PCs/1600 users last summer, with the servers running 2012R2 and using System Centre for deployment etc. We have a DFS on our four DCs with various shared drives and user home drives on, all mapped through group policy. Over the last week, some users when logging on have been failing to get either their home and/or shared drive (about 10-15%, and it seems random as opposed to any distinct pattern of user or machine), and/or failed to receive the proxy settings which are delivered from user configuration in Group Policy. Everything has worked pretty well for the last six months, and I haven't added or removed any policies recently, what should/could I be looking for? Thanks for any help at all!
ITGuyWestMidlands Posted March 17, 2016 Posted March 17, 2016 Dc replication issues maybe? Do you need 4 dcs?
edutech4schools Posted March 17, 2016 Posted March 17, 2016 It could be those clients are not getting all the gp info before the time out for the desktop to open due to network traffic etc. There are couple of group policies that are standard to have, you probably already have them, that might help, one was wait for network at logon but I can't remember the other as I am not at a server. I'll post back the GP's and locations.
xunbrokenx Posted March 18, 2016 Author Posted March 18, 2016 Dc replication issues maybe? Do you need 4 dcs? We definitely don't need four DCs. My predecessor must have been a big fan of servers as there are currently 34 virtual and physical servers in the school. I've just run a replication health check in DFS management and it didn't report any errors, is there another place I could look for them? Thanks for your reply. It could be those clients are not getting all the gp info before the time out for the desktop to open due to network traffic etc. There are couple of group policies that are standard to have, you probably already have them, that might help, one was wait for network at logon but I can't remember the other as I am not at a server. I'll post back the GP's and locations. This could be possible as the cabling here is a nightmare (we are in the process of tearing it out in one block and starting again, to be completed over Easter) so things can run a bit slow. Any help with the group policies would be excellent. Thank you too.
xunbrokenx Posted March 18, 2016 Author Posted March 18, 2016 Flat network? No VLANs? Networked telephones? It's currently flat, we are VLANning (I'm not sure that's a word) as part of network upgrades over Easter. We do have phones on it, with their own static IP range, the PCs themselves are mainly on DHCP, although for some reason a large percentage of them have been reserved.
Jawloms Posted March 18, 2016 Posted March 18, 2016 So if you "Replicate Now" on a DC between it and all the others, it says it's replicated all the connections?
Meldrew Posted March 18, 2016 Posted March 18, 2016 Are these desktops or laptops, ie potential wireless issues? Meldrew
pow Posted March 18, 2016 Posted March 18, 2016 Before I VLANd up I had issues like this where the network was just flooded with broadcast messages from the telephone server. Put them on their own VLAN and the problems went away.
TIOAOA Posted March 23, 2016 Posted March 23, 2016 There are couple of group policies that are standard to have, you probably already have them, that might help, one was wait for network at logon but I can't remember the other as I am not at a server. I'll post back the GP's and locations. Just a friendly reminder @edutech4schools
edutech4schools Posted March 24, 2016 Posted March 24, 2016 Just a friendly reminder @edutech4schools Sorry for the delay, our internet has been down for ages all in the middle of a server install. GPO Computer Configuration (Enabled)/Administrative Templates/System/Logon/Always wait for the network at computer startup and logon = enabled Computer Configuration (Enabled)/Administrative Templates/System/Scripts/Run logon scripts synchronously = enabled Computer Configuration (Enabled)/Administrative Templates/System/Scripts/Run startup scripts asynchronously = enabled 1
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