On Sat, Mar 27, 2010 at 10:02 AM, Wade Hampton <wadehamptoniv at gmail.com> wrote: > G'day. > > I am trying to get a very old Solaris 5.7 server to ftp data to my > updated CentOS 5.4 server but the Solaris box keeps losing > networking after sending some data. I can't ping the Solaris box > from any of the servers on my network. > > Could this be related to a much newer (modern) TCP/IP stack in > Linux and TCP options? I'd think it much more likely there's something wrong on the Solaris box -- you don't say what the hardware is, but I remember having to make sure the NICs did _not_ autonegotiate -- there's a way to set that with ndd that I don't recall offhand, but no doubt Google does :-)