nfdump -o pipe is outdated, and throws the following error when performed.
Unknown output mode 'pipe'
Available output formats:|B
raw : Raw format - multi line|B
line : fmt -o predefined %ts %td %pr %sap -> %dap %pkt %byt %fl|B
gline : fmt -o predefined %ts %td %pr %gsap -> %gdap %pkt %byt %fl|B
long : fmt -o predefined %ts %td %pr %sap -> %dap %flg %tos %pkt %byt %fl|B
glong : fmt -o predefined %ts %td %pr %gsap -> %gdap %flg %tos %pkt %byt %fl|B
extended : fmt -o predefined %ts %td %pr %sap -> %dap %flg %tos %pkt %byt %pps %bps %bpp %fl|B
biline : fmt -o predefined %ts %td %pr %sap <-> %dap %opkt %ipkt %obyt %ibyt %fl|B
bilong : fmt -o predefined %ts %td %pr %sap <-> %dap %flg %tos %opkt %ipkt %obyt %ibyt %fl|B
nsel : fmt -o predefined %ts %evt %xevt %pr %sap -> %dap %xsap -> %xdap %ibyt %obyt|B
nat : fmt -o predefined %ts %nevt %pr %sap -> %dap %nsap -> %ndap|B
json : json output|B
ndjson : ndjson output formart|B
csv : csv -o csv predefined %ts,%td,%pr,%sa,%sp,%da,%dp,%pkt,%byt,%fl|B
csv-fast : csv fast predefined|B
null : do not print any output|B
nfdump -o pipe is outdated, and throws the following error when performed.