Show / manipulate routing, network devices, interfaces and tunnels
Usage: ip [ OPTIONS ] OBJECT { COMMAND | help }
ip [ -force ] -batch filename
where OBJECT := { link | address | addrlabel | route | rule | neigh | ntable |
tunnel | tuntap | maddress | mroute | mrule | monitor | xfrm |
netns | l2tp | fou | macsec | tcp_metrics | token | netconf | ila |
vrf | sr | nexthop }
OPTIONS := { -V[ersion] | -s[tatistics] | -d[etails] | -r[esolve] |
-h[uman-readable] | -iec | -j[son] | -p[retty] |
-f[amily] { inet | inet6 | mpls | bridge | link } |
-4 | -6 | -I | -D | -M | -B | -0 |
-l[oops] { maximum-addr-flush-attempts } | -br[ief] |
-o[neline] | -t[imestamp] | -ts[hort] | -b[atch] [filename] |
-rc[vbuf] [size] | -n[etns] name | -N[umeric] | -a[ll] |
-c[olor]}
Object | Abbreviated form | Purpose |
---|---|---|
link |
l |
Network device. |
address |
a / addr |
Protocol (IP or IPv6) address on a device. |
addrlabel |
addrl |
Label configuration for protocol address selection. |
neighbour |
n / neigh |
ARP or NDISC cache entry. |
route |
r |
Routing table entry. |
rule |
ru |
Rule in routing policy database. |
maddress |
m / maddr |
Multicast address. |
mroute |
mr |
Multicast routing cache entry. |
tunnel |
t |
Tunnel over IP. |
xfrm |
x |
Framework for IPsec protocol. |
For more information per object use the help
flag (e.g. ip a help
).
$ ip -4 a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
inet 10.10.30.253/24 brd 10.10.30.255 scope global eth0
valid_lft forever preferred_lft forever
$ ip -6 addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 state UNKNOWN qlen 1000
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
3: wlp4s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 state UP qlen 1000
inet6 fe80::67c3:63c4:a12e:7f2a/64 scope link noprefixroute
valid_lft forever preferred_lft forever
$ ip r list
default via 10.10.30.254 dev eth0 proto static
10.10.30.0/24 dev eth0 proto kernel scope link src 10.10.30.253