"\nFor local datapaths, remote switches, and controllers:\n"
" probe VCONN probe whether VCONN is up\n"
" ping VCONN [N] latency of N-byte echos\n"
"\nFor local datapaths, remote switches, and controllers:\n"
" probe VCONN probe whether VCONN is up\n"
" ping VCONN [N] latency of N-byte echos\n"