bergenpeak wrote: Thanks. I always like hearing from you, bergenpeak. DHCP is working and the DHCP server is on the other net so we think inter-VLAN routing and the helper address are behaving and that STP forwarding delay isn't biting us.
We tried having the helper address point to a broadcast just in case that would help Windows. It didn't break DHCP but it didn't help Windows either. ;-) Most things are working, just not Windows. Luckly the customer is a Windows type, unlike me, so we'll get it working hopefully. THANKS! Priscilla > > If you only have hosts connected to the switch (not L2 > devices), > enable port-fast on the host ports. This eliminates the > spanning tree states on the port and thus the port begins > forwarding packets with a few seconds of the link coming online. > This might be the problem if static IPs are assigned to the > hosts. If DHCP is being used and DHCP is working, I'd expect > it is not a problem with the port and spanning tree. > > One other possible gotcha is regarding routing and the VLAN > interface. > If no devices are active on the VLAN, the router might consider > the > VLAN subnet "down" and withdraw the route from its > advertisements. > > > > > > Priscilla Oppenheimer wrote: > > > > You all remember my very simple campus network re-design that > I've been > > helping out with? It sure has been keeping me humble. ;-) > > > > So we upgraded the single subnet to two subnets and two VLANs. > > > > Everything is working OK except for Windows networking. The > PCs on the new > > subnet can't find a domain controller for authentication. > > > > So, you can feel free to yell at me for not gathering more > information on > > the symptoms, but the client hasn't told me much. ;-) But > does this ring a > > bell with anyone? Are there standard recommendations on how > to handle this > > in a subnetted VLANed internetwork. > > > > I'm not too well informed on Windows networking. My co-author > wrote that > > chapter in my troubleshooting book. > > > > Thank-you so much! > > > > Priscilla > > Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=60150&t=60136 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
