The ipadm and dladm commands provide different details about link aggregations, as shown in these examples.
# ifconfig aggr1
aggr1: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 32
inet 192.2.2.84 netmask ffffff00 broadcast 192.2.2.255
ether 0:15:17:75:ff:81
# ifconfig aggr2aggr2: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 33
inet 193.2.2.84 netmask ffffff00 broadcast 193.2.2.255
ether 0:15:17:75:ff:83
For more information about link aggregation, refer to Chapter 2, Configuring High Availability by Using Link Aggregations in Managing Network Datalinks in Oracle Solaris 11.3.