Juniper Switch useful show commands | vQFX | EVE-NG

show interfaces terse

Displays interface summary.

root@JN-SW-01> show interfaces terse

Interface               Admin Link Proto    Local                 Remote

xe-0/0/5                up    up

xe-0/0/5.0              up    up   eth-switch

show system uptime

Displays the current time and information about how long the switch is being online.

root@JN-SW-01> show system uptime 
fpc0:
--------------------------------------------------------------------------
Current time: 2023-05-17 03:35:02 UTC
Time Source:  LOCAL CLOCK 
System booted: 2023-05-17 03:22:32 UTC (00:12:30 ago)
Protocols started: 2023-05-17 03:23:48 UTC (00:11:14 ago)
Last configured: 2023-05-17 03:26:31 UTC (00:08:31 ago) by root
3:35AM  up 13 mins, 1 user, load averages: 0.79, 1.32, 1.19

show system information

Displays High level system information.

root@JN-SW-01> show system information 

Model: vqfx-10000

Family: junos-qfx

Junos: 19.4R1.10

Hostname: JN-SW-01

show ethernet-switching table

Displays the ethernet switching table. (Displays L2 MAC information)

root@JN-SW-01> show ethernet-switching table 

MAC flags (S - static MAC, D - dynamic MAC, L - locally learned, P - Persistent static, C - Control MAC

           SE - statistics enabled, NM - non configured MAC, R - remote PE MAC, O - ovsdb MAC)

Ethernet switching table : 1 entries, 1 learned

Routing instance : default-switch

    Vlan                MAC                 MAC         Age    Logical                NH        RTR 

    name                address             flags              interface              Index     ID

    vlan10              c8:e7:f0:4b:d1:00   D             -    xe-0/0/5.0             0         0       

show vlans

Displays information about the VLANs configured on bridged ethernet interfaces. This command displays the interfaces associated with both tagged and untagged VLANs.

root@JN-SW-02> show vlans    

Routing instance        VLAN name             Tag          Interfaces

default-switch          vlan10                10           xe-0/0/11.0*

                                                           xe-0/0/5.0*

default-switch          vlan20                20           xe-0/0/11.0*

                                                           xe-0/0/6.0*

show route

Displays the active routing table entries.

root@JN-SW-01> show route 

inet.0: 6 destinations, 6 routes (6 active, 0 holddown, 0 hidden)

+ = Active Route, - = Last Active, * = Both

172.17.10.0/24         *[Direct/0] 00:47:08

                        >  via irb.10

172.17.20.0/24         *[Direct/0] 00:47:08

                        >  via irb.20

show system users

Displays the information about the current users logged into the Switch.

root@JN-SW-01> show system users 

fpc0:

 3:33AM  up 1:03, 1 user, load averages: 0.81, 0.82, 0.73

USER     TTY      FROM                              LOGIN@  IDLE WHAT

root     d0       -                                 2:34AM     - cli

Show version

Displays the host name and version information about the software running on the switch

root@vqfx-re> show version 

fpc0:

Hostname: vqfx-re

Model: vqfx-10000

Junos: 19.4R1.10 limited

JUNOS Base OS boot [19.4R1.10]