master node:

root@dimulb01:/var/log# ifconfig
em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC>
	ether 00:22:4d:37:a1:aa
	inet 10.10.7.86 netmask 0xfffff800 broadcast 10.10.7.255
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	media: Ethernet autoselect (1000baseT <full-duplex>)
	status: active
em1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC>
	ether 00:22:4d:37:a1:a9
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	media: Ethernet autoselect
	status: no carrier
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
	options=3<RXCSUM,TXCSUM>
	inet6 ::1 prefixlen 128
	inet6 fe80::1%lo0 prefixlen 64 scopeid 0x5
	inet 127.0.0.1 netmask 0xff000000
	nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
carp0: flags=9<UP,LOOPBACK> metric 0 mtu 1500
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	carp: INIT vhid 1 advbase 1 advskew 10
root@dimulb01:/var/log#

slave node:
root@dimulb02 ~# ifconfig
em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC>
	ether 00:22:4d:37:95:83
	inet 10.10.7.87 netmask 0xfffff800 broadcast 10.10.7.255
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	media: Ethernet autoselect (1000baseT <full-duplex>)
	status: active
em1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=219b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,WOL_MAGIC>
	ether 00:22:4d:37:95:82
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	media: Ethernet autoselect
	status: no carrier
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
	options=3<RXCSUM,TXCSUM>
	inet6 ::1 prefixlen 128
	inet6 fe80::1%lo0 prefixlen 64 scopeid 0x5
	inet 127.0.0.1 netmask 0xff000000
	nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
carp0: flags=9<UP,LOOPBACK> metric 0 mtu 1500
	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
	carp: INIT vhid 1 advbase 1 advskew 20