See the thread in the archives with title: How to PING through a secondary TCPIP stack?
at: http://listserv.uark.edu/scripts/wa.exe?A2=ind0602&L=IBMVM&D=0&I=-3&P=61750 > The z/OS (v1.7 here) version of PING allows you to code an option to specify > which interface to use when you want to ping a remote host. I notice that the > z/VM version (level 510) has an option called LINK, but when I use it, it says > that it's only for use with IP version 6. I was able to confirm in the User's > Guide too, where it says "The LINK parameter is valid for pinging IPv6 targets > only." Bummer. I was hoping to ping test some remote hosts by going out a > specific link, but like most everyone else we are still a IPv4 network. > > Thanks > >