Add strict parameters checks to avoid the invalid inputs.

Fu Juntang

2021-09-04 658e74cc759db6fb6d51d5287749cff1cfd2a0a2

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ipcrm -a
 
./dgram_mod_req_rep server 2 & node0=$! && sleep 1
./dgram_mod_req_rep client 2 node1
kill $node0