root@raspberrypi:/etc# ifconfig -a
bond0: flags=5187<UP,BROADCAST,RUNNING,MASTER,MULTICAST> mtu 1500
inet 10.0.0.21 netmask 255.255.252.0 broadcast 10.0.0.255
inet6 fdb2:1d58:8f94:0:ba27:ebff:febc:b543 prefixlen 64 scopeid 0x0<global>
inet6 fd51:d0ec:2f42:0:ba27:ebff:febc:b543 prefixlen 64 scopeid 0x0<global>
inet6 fe80::ba27:ebff:febc:b543 prefixlen 64 scopeid 0x20<link>
ether b8:27:eb:bc:b5:43 txqueuelen 1000 (Ethernet)
RX packets 12887 bytes 909460 (888.1 KiB)
RX errors 0 dropped 17 overruns 0 frame 0
TX packets 1547 bytes 672633 (656.8 KiB)
TX errors 0 dropped 3 overruns 0 carrier 0 collisions 0

eth0: flags=6211<UP,BROADCAST,RUNNING,SLAVE,MULTICAST> mtu 1500
ether b8:27:eb:bc:b5:43 txqueuelen 1000 (Ethernet)
RX packets 7818 bytes 620324 (605.7 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 1550 bytes 672923 (657.1 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

eth1: flags=6211<UP,BROADCAST,RUNNING,SLAVE,MULTICAST> mtu 1500
ether b8:27:eb:bc:b5:43 txqueuelen 1000 (Ethernet)
RX packets 5069 bytes 289136 (282.3 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 6 bytes 234 (234.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 6 bytes 234 (234.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

wlan0: flags=4098<BROADCAST,MULTICAST> mtu 1500
inet 10.0.0.13 netmask 255.255.252.0 broadcast 10.0.3.255
ether b8:27:eb:e9:e0:16 txqueuelen 1000 (Ethernet)
RX packets 16 bytes 1522 (1.4 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 38 bytes 6795 (6.6 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

Nyilván up állapotban van, mivel tudom vele pingelni a routert.