We are running on V5R4 and attempting to mount (via NFS) an external file system (Data Domain 530) onto the iSeries. Even though on the surface it appears that the mount was successful; you cannot execute any type of read or write operation to the mount. After running a communications trace, it was determined that iSeries NFS was communicating via the UDP protocol. The Data Domain wants TCP. How do I force iSeries NFS to use the TCP protocol instead?
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