Yes, that is exactly what I'm saying. But I thought I had asked that question before and that the z9 took care of that problem.
On Mon, Jan 26, 2009 at 1:10 PM, Mark Post <[email protected]> wrote: > >>> On 1/26/2009 at 10:33 AM, Mark Pace <[email protected]> wrote: > > I have a Linux guest that I use as a DNS cache server for my z/VM, z/OS, > and > > other linux guests. > > Friday I migrated from z/VM 5.2 to z/VM 5.4 and changed the vswitch from > > layer 3 to layer 2. Since this change my z/OS can no longer use the > linux > > guest as a DNS server any DNS query (NSLOOKUP) returns: > > EZB3040E *** Can't find server name for address 199.44.xxx.xx: No > response > > from server > > Are you saying the traffic between z/OS and your DNS server are passing > over the same OSA(s)? That is, the traffic is not going out to a physical > switch and then back into the CEC? If so, then I'm guessing that the > problem is because z/OS "doesn't do" Layer 2. > > > Mark Post > -- Mark Pace Mainline Information Systems 1700 Summit Lake Drive Tallahassee, FL. 32317
