In solaris 11, its not recomented to edit resolv.conf file directory. Below is the proceedure to configure it.

Ensure, DNS client service is online.
[code]
root@eecsaruh2hoc007 # svcs -a | grep dns
disabled       Jun_25   svc:/network/dns/multicast:default
disabled       Jun_25   svc:/network/dns/server:default
online         Jun_25   svc:/network/dns/client:default
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Configure DNS client configuration with required values
[code]
root@eecsaruh2hoc007 # svccfg -s dns/client
svc:/network/dns/client> setprop config/nameserver = (10.14.10.13 10.14.10.14 10.64.10.13)
svc:/network/dns/client> setprop config/domain = prod.mobily.lan
svc:/network/dns/client> setprop config/search = prod.mobily.lan
svc:/network/dns/client> exit
[/code]
Restart the service
[code]
root@eecsaruh2hoc007 # svcadm refresh dns/client # svcadm restart dns/client
[/code]
Verify the change:
[code]
root@eecsaruh2hoc007 # cat /etc/resolv.conf

#
# _AUTOGENERATED_FROM_SMF_V1_
#
# WARNING: THIS FILE GENERATED FROM SMF DATA.
#   DO NOT EDIT THIS FILE.  EDITS WILL BE LOST.
# See resolv.conf(4) for details.

domain  prod.mobily.lan
search  prod.mobily.lan
nameserver      10.14.10.13
nameserver      10.14.10.14
nameserver      10.64.10.13

[/code]


[b]Setting up nsswitch conf.[/b]
Ensure, name-service service is online
Change the properties based on your requirements
[code]
root@eecsaruh2hoc007 #  svccfg -s name-service/switch
svc:/system/name-service/switch> setprop config/host = "files dns"
svc:/system/name-service/switch> setprop config/ipnode = astring: "files dns"
svc:/system/name-service/switch> refresh
svc:/system/name-service/switch> exit
[/code]
Restart name-service service
[code]
root@eecsaruh2hoc007 # svcadm refresh name-service/switch
root@eecsaruh2hoc007 # svcadm restart  name-service/switch
[/code]

Verify the change:
[code]
root@eecsaruh2hoc007 # grep dns /etc/nsswitch.conf
hosts:  files dns
ipnodes:        files dns
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