Копирование с преобразованием:
# print -l core.*
core.ipsecpmd.1402553824.NS4026531954_F23_5be45f529d93530d96364d776a287756.lz4
core.ipsecpmd.1403636320.NS4026531954_F23_a065c211672b97308a3c26d714eb6341.lz4
core.ipsecpmd.1403683277.NS4026531954_F23_20e7acb4c1c33d05cd3a12c05e5717dc.lz4
core.ipsecpmd.1404314292.NS4026531954_F23_b963b8dca508f30429fbfac4cd362437.lz4
core.ipsecpmd.1404324395.NS4026531954_F23_f4a4d056b7fc38aa858bfa2617826e1a.lz4
core.ipsecpmd.1404454749.NS4026531954_F23_b76d4cf355a2576717b6fb8e7511b289.lz4
core.ipsecpmd.1404454901.NS4026531954_F23_f9543eae4ebaeef1ac8a44d162c1afaf.lz4
core.ipsecpmd.1404457587.NS4026531954_F23_a578c4348c6f04e96ca6460a835d6179.lz4
core.ipsecpmd.1404651346.NS4026531954_F23_3310d6deea42586e8d4eb7440f6ad0dc.lz4
core.ipsecpmd.1404652523.NS4026531954_F23_311a1a7a9f0e9847260e034741f712f2.lz4
core.ipsecpmd.1404653902.NS4026531954_F23_423b0338c8db657d47dc9088db319c68.lz4
core.ipsecpmd.1404986737.NS4026531954_F23_155d90a597f224f320067ce30db97445.lz4
core.ipsecpmd.1405289280.NS4026531954_F23_8b3ada3650400147bf2731632de48187.lz4
core.ipsecpmd.1405340835.NS4026531954_F23_51adc8ea145e0cc10cbd9d262bdf12cf.lz4
core.ipsecpmd.1405341829.NS4026531954_F23_43d2024dc809b77eecdd6861ba66e3c6.lz4
core.ipsecpmd.1406044954.NS4026531954_F23_fe2c73dc82d51858a3175c8231d8d2fb.lz4
core.ipsecpmd.1406187391.NS4026531954_F23_53fc1f834b3ba733c0e07eef0eda90e0.lz4
core.ipsecpmd.1406928762.NS4026531954_F23_cffc718d65554be3014acdbeab114611.lz4
core.ipsecpmd.1407335597.NS4026531954_F23_4bfd4a5d5e48f23c7f677928be09b7c2.lz4
core.ipsecpmd.1409214378.NS4026531954_F23_f422294a5dbd1e3a4795d120a23c8291.lz4
# zmv "core.ipsecpmd.(*).*.lz4" "core.ipsecpmd.\$( date --date=@\$1 +"%Y-%m-%d-%H:%M:%S" ).lz4"
# print -l core.*
core.ipsecpmd.2014-06-12-09:17:04.lz4
core.ipsecpmd.2014-06-24-21:58:40.lz4
core.ipsecpmd.2014-06-25-11:01:17.lz4
core.ipsecpmd.2014-07-02-18:18:12.lz4
core.ipsecpmd.2014-07-02-21:06:35.lz4
core.ipsecpmd.2014-07-04-09:19:09.lz4
core.ipsecpmd.2014-07-04-09:21:41.lz4
core.ipsecpmd.2014-07-04-10:06:27.lz4
core.ipsecpmd.2014-07-06-15:55:46.lz4
core.ipsecpmd.2014-07-06-16:15:23.lz4
core.ipsecpmd.2014-07-06-16:38:22.lz4
core.ipsecpmd.2014-07-10-13:05:37.lz4
core.ipsecpmd.2014-07-14-01:08:00.lz4
core.ipsecpmd.2014-07-14-15:27:15.lz4
core.ipsecpmd.2014-07-14-15:43:49.lz4
core.ipsecpmd.2014-07-22-19:02:34.lz4
core.ipsecpmd.2014-07-24-10:36:31.lz4
core.ipsecpmd.2014-08-02-00:32:42.lz4
core.ipsecpmd.2014-08-06-17:33:17.lz4
core.ipsecpmd.2014-08-28-11:26:18.lz4
#