Users expect to use an "ftp" command but none exists in WRL5. The tnftp package provides a binary called "tnftp" but users may not know to look for this name. There should be an "alternates" symlink called "ftp" which points to the implementation-specific "tnftp" command.
Use tnftp directly
$ configure --enable-board=qemux86-64 --enable-rootfs=glibc_cgl --enable-kernel=cgl $ make $ make start-target Log in then: # which ftp which: no ftp in (/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin) # which tnftp /usr/bin/tnftp