linux查看网卡UUID和MAC地址的方法

查看网卡UUID：

nmcli con show 或 nmcli con list

查看网卡mac地址：

nmcli dev show 或 nmcli dev list

[root@vm46 ~]# nmcli --help
Usage: nmcli [OPTIONS] OBJECT { COMMAND | help }

OPTIONS
  -t[erse]                                   terse output
  -p[retty]                                  pretty output
  -m[ode] tabular|multiline                  output mode
  -c[olors] auto|yes|no                      whether to use colors in output
  -f[ields] |all|common   specify fields to output
  -e[scape] yes|no                           escape columns separators in values
  -a[sk]                                     ask for missing parameters
  -s[how-secrets]                            allow displaying passwords
  -w[ait]                           set timeout waiting for finishing operations
  -v[ersion]                                 show program version
  -h[elp]                                    print this help

OBJECT
  g[eneral]       NetworkManager's general status and operations
  n[etworking]    overall networking control
  r[adio]         NetworkManager radio switches
  c[onnection]    NetworkManager's connections
  d[evice]        devices managed by NetworkManager
  a[gent]         NetworkManager secret agent or polkit agent
  m[onitor]       monitor NetworkManager changes

[root@vm46 ~]# nmcli con show
NAME    UUID                                  TYPE            DEVICE 
enp0s3  3c36b8c2-334b-57c7-91b6-4401f3489c69  802-3-ethernet  enp0s3 
enp0s8  00cb8299-feb9-55b6-a378-3fdc720e0bc6  802-3-ethernet  enp0s8 
[root@vm46 ~]# nmcli dev show
GENERAL.DEVICE:                         enp0s3
GENERAL.TYPE:                           ethernet
GENERAL.HWADDR:                         08:00:27:21:B2:97
GENERAL.MTU:                            1500
GENERAL.STATE:                          100 (connected)
GENERAL.CONNECTION:                     enp0s3
GENERAL.CON-PATH:                       /org/freedesktop/NetworkManager/ActiveConnection/0
WIRED-PROPERTIES.CARRIER:               on
IP4.ADDRESS[1]:                         10.0.2.6/24
IP4.GATEWAY:                            10.0.2.1
IP4.DNS[1]:                             192.168.43.1
IP6.ADDRESS[1]:                         fe80::9f37:76dc:a4bb:985f/64
IP6.GATEWAY:                            

GENERAL.DEVICE:                         enp0s8
GENERAL.TYPE:                           ethernet
GENERAL.HWADDR:                         08:00:27:48:2E:7F
GENERAL.MTU:                            1500
GENERAL.STATE:                          100 (connected)
GENERAL.CONNECTION:                     enp0s8
GENERAL.CON-PATH:                       /org/freedesktop/NetworkManager/ActiveConnection/1
WIRED-PROPERTIES.CARRIER:               on
IP4.ADDRESS[1]:                         192.168.56.46/24
IP4.GATEWAY:                            
IP6.ADDRESS[1]:                         fe80::2e17:9b1d:7b8a:21e9/64
IP6.GATEWAY:                            

GENERAL.DEVICE:                         lo
GENERAL.TYPE:                           loopback
GENERAL.HWADDR:                         00:00:00:00:00:00
GENERAL.MTU:                            65536
GENERAL.STATE:                          10 (unmanaged)
GENERAL.CONNECTION:                     --
GENERAL.CON-PATH:                       --
IP4.ADDRESS[1]:                         127.0.0.1/8
IP4.GATEWAY:                            
IP6.ADDRESS[1]:                         ::1/128
IP6.GATEWAY: