lsnrctl stat ZRRI_LISTENER | perl -lane 'print $F[3] if /Parameter/'

##</code><code>##

lsnrctl stat ZRRI_LISTENER | perl -lane 'print $F[3] if /Parameter/' | xargs perl -pe 0

##</code><code>##

perl -e '@ARGV= map {(split" ")[3]} grep /Parameter/, `lsnrctl stat ZRRI_LISTENER`; print while <>'