Ok here are my permissions, I had to change them because this was the cause of the original problem (could not write to the crontab file). Also I have no idea what the original Sun settings were because I have only just inherited this box
-rwxrwxrwx 1 bwadmin bwadmin 17224 Jun 19 2003 crontab
ns-1:/usr/bin$
lrwxrwxrwx 1 root root 16 Oct 26 17:39 cron -> ../usr/sbin/cron*
drwxrwxrwx 2 root sys 512 Dec 16 10:06 cron.d/
ns-1:/etc$ pwd
drwxr-xr-x 4 root sys 512 Dec 16 12:01 cron/
ns-1:/var/spool$
drwxr-xr-x 2 root sys 512 Oct 26 17:39 atjobs/
-rw-r--r-- 1 root other 0 Dec 16 12:01 cron.deny
drwxrwxrwx 2 root sys 512 Dec 16 17:49 crontabs/
ns-1:/var/spool/cron$
total 12
-rw-r--r-- 1 root sys 190 Oct 26 17:39 adm
-r-------- 1 bwadmin bwadmin 81 Dec 16 17:49 bwadmin
-r--r--r-- 1 root root 750 Oct 26 17:39 lp
-rw-r--r-- 1 root sys 482 Dec 16 10:17 root
-rw-r--r-- 1 root sys 308 Oct 26 18:00 sys
-r--r--r-- 1 root sys 404 Oct 26 18:02 uucp
ns-1:/var/spool/cron/crontabs$