# ifconfig -a
lo0: flags=2001000849<UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL> mtu 8232 index 1
inet 127.0.0.1 netmask ff000000
nxge0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 10.80.189.25 netmask ffffff00 broadcast 10.80.189.255
ether 0:21:28:26:6d:70
nxge0:1: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 10.80.189.26 netmask ffffff00 broadcast 10.80.189.255
nxge3: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 3
inet 172.16.1.1 netmask ffff0000 broadcast 172.16.255.255
ether 0:21:28:26:6d:73
# ifconfig nxge0:1 down
# ifconfig -a
lo0: flags=2001000849<UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL> mtu 8232 index 1
inet 127.0.0.1 netmask ff000000
nxge0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 10.80.189.25 netmask ffffff00 broadcast 10.80.189.255
ether 0:21:28:26:6d:70
nxge0:1: flags=1000842<BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 10.80.189.26 netmask ffffff00 broadcast 10.80.189.255
nxge3: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 3
inet 172.16.1.1 netmask ffff0000 broadcast 172.16.255.255
ether 0:21:28:26:6d:73
# ifconfig nxge0:1 unplumb
# ifconfig -a
lo0: flags=2001000849<UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL> mtu 8232 index 1
inet 127.0.0.1 netmask ff000000
nxge0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2
inet 10.80.189.25 netmask ffffff00 broadcast 10.80.189.255
ether 0:21:28:26:6d:70
nxge3: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 3
inet 172.16.1.1 netmask ffff0000 broadcast 172.16.255.255
ether 0:21:28:26:6d:73
# more /etc/hosts
::1 localhost
127.0.0.1 localhost
10.80.189.25 perf-5240-1 perf-5240-1.central.sun.com loghost #PSR - perf-5240-1
10.80.189.29 perf-5240-2 perf-5240-2.central.sun.com
10.80.189.26 perf1-vip perf1-vip.central.sun.com #PSR RAC vIP
10.80.189.29 perf-5240-2 perf-5240-2.central.sun.com #PSR - perf-5240-2
10.80.189.30 perf2-vip perf2-vip.central.sun.com #PSR RAC vIP
172.16.1.1 private1 private1.central.sun.com
172.16.1.2 private2 private2.central.sun.com
#scan IP's
#10.80.189.175 psr-scan psr-scan.central.sun.com
#10.80.189.176 psr-scan psr-scan.central.sun.com
#10.80.189.177 psr-scan psr-scan.central.sun.com