You display properties of an IP tunnel link by using the following command syntax:
$ dladm show-linkprop [-c] [-o fields] [tunnel-link]
Displays the information in a machine-parsable format. This argument is optional.
Displays selected fields that provide specific information about the link's properties.
Specifies the tunnel whose properties you want to display. This argument is optional. If you omit the tunnel name, the command displays the information about all of the tunnels in the system.
The following example shows how to display all the link properties of a tunnel.
$ dladm show-linkprop iptun0
LINK PROPERTY PERM VALUE EFFECTIVE DEFAULT POSSIBLE
iptun0 autopush rw -- -- -- --
iptun0 zone rw -- -- -- --
iptun0 state r- up up up up,down
iptun0 mtu rw 1480 1480 1480 1280-1480
iptun0 maxbw rw -- -- -- --
iptun0 cpus rw -- -- -- --
iptun0 rxfanout rw -- 8 8 --
iptun0 pool rw -- -- -- --
iptun0 priority rw medium medium medium low,medium,
high
iptun0 hoplimit rw 64 64 64 1-255
iptun0 protection rw -- -- -- mac-nospoof,
restricted,
ip-nospoof,
dhcp-nospoof
iptun0 allowed-ips rw -- -- -- --
iptun0 allowed-dhcp-cids rw -- -- -- --
iptun0 rxrings rw -- -- -- --
iptun0 txrings rw -- -- -- --
iptun0 txringsavail r- 0 0 -- --
iptun0 rxringsavail r- 0 0 -- --
iptun0 rxhwclntavail r- 0 0 -- --
iptun0 txhwclntavail r- 0 0 -- --