No.19
実装例

tcpdumpの結果

krishna.1834 > crest.nfs: 116 access
crest.nfs > krishna.1834: reply ok 120 access
krishna.1835 > crest.nfs: 124 lookup "masatosi"
crest.nfs > krishna.1835: reply ok 240 lookup
krishna.1836 > crest.nfs: 120 lookup "tmp"
crest.nfs > krishna.1836: reply ok 116 lookup ERROR: No such file or directory
krishna.1837 > crest.nfs: 148 mkdir "tmp"
crest.nfs > krishna.1837: reply ok 272 mkdir