$ showmount -e lightyear
Export list for lightyear:
/usr/shared_backup/shared      10.0.11.*
/usr/shared_backup/shared/data 10.0.11.*

$ cat /etc/hosts.allow 
sendmail: all
# /etc/hosts.allow: list of hosts that are allowed to access the system.
all: 10.0.11.114 10.0.11.104
portmap: 10.0.11.
lockd: 10.0.11.
rquotad: 10.0.11.
mountd: 10.0.11.
statd: 10.0.11.

$ cat /etc/exports 
# /etc/exports: the access control list for filesystems which may be exported
#               to NFS clients.  See exports(5).
/usr/shared_backup/shared/ 10.0.11.*(rw,sync)
/usr/shared_backup/shared/data/ 10.0.11.*(rw,sync)