-@item LYT64MWSNDK34CVYOO7TA6ZCJ3NWI2OUDBBMX2A4QWF34FIRY4DQ.seen
-@ref{nncp-toss} utility can be invoked with @option{-seen} option,
-leading to creation of @file{.seen} files, telling that the file with
-specified hash has already been processed before. It could be useful
-when there are use-cases where multiple ways of packets transfer
+@cindex seen files
+@item seen/LYT64MWSNDK34CVYOO7TA6ZCJ3NWI2OUDBBMX2A4QWF34FIRY4DQ
+@command{@ref{nncp-toss}} utility can be invoked with @option{-seen}
+option, leading to creation of @file{seen/} files, telling that the file
+with specified hash has already been processed before. It could be
+useful when there are use-cases where multiple ways of packets transfer