root@OpenWrt:/# swconfig list
Found: switch0 - eth0
root@OpenWrt:/# swconfig dev switch0 show
Global attributes:
        enable_vlan: 1
        name: IP175D
        phy: 0
        reg: 0
        val: 12544
Port 0:
        status: down, auto-negotiate (in progress)
        link: 0
        tagged: 0
        pvid: 1
Port 1:
        status: up, 10 Mbps, half duplex, auto-negotiate
        link: 10
        tagged: 0
        pvid: 1
Port 2:
        status: down, auto-negotiate (in progress)
        link: 0
        tagged: 0
        pvid: 1
Port 3:
        status: up, 100 Mbps, full duplex, auto-negotiate
        link: 100
        tagged: 0
        pvid: 1
Port 4:
        status: down, auto-negotiate (in progress)
        link: 0
        tagged: 0
        pvid: 2
Port 5:
        status: up, 100 Mbps, cpu port
        link: 100
        tagged: 1
        pvid: 0
VLAN 1:
        vid: 1
        ports: 0 1 2 3 5t
VLAN 2:
        vid: 2
        ports: 4 5t
root@OpenWrt:/#