# mknfsmnt -f "/mksysb" -d "/export/mksysb" -h "10.0.28.119" '-n' '-N' '-a' -t 'rw' -w 'fg' '-Y' '-Z' '-X' '-H' '-j' '-q' '-g'
nfsmnthelp: 1831-019 10.0.28.119: System call error number -1.

mount: 1831-008 giving up on:
10.0.28.119:/export/mksysb
System call error number -1.

# showmount -e 10.0.28.119
export list for 10.0.28.119:
/export/mksysb *.domain.com

(root) $ nslookup hostname-svc
Server:         10.48.161.150
Address:        10.48.161.150#53

Name:   hostname-svc
Address: 10.48.151.171

(root) $ nslookup 10.48.151.171
Server:         10.48.161.150
Address:        10.48.161.150#53

**server can't find 171.151.48.10.in-addr.arpa: NXDOMAIN**