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show dot1x

Syntax

show dot1x
<brief | detail>
<interface [interface-names]>

Release Information

Command introduced in JUNOS Release 9.0 for EX-series switches.

Description

Display the current operational state of all ports with the list of connected users.

Options

none — Display information for all authenticator ports.

brief | detail — (Optional) Display the specified level of output.

interface interface-namesDisplay information for the specified port with a list of connected supplicants.

Required Privilege Level

view

List of Sample Output

show dot1x interface brief
show dot1x interface detail

Output Fields

Table 1 lists the output fields for the show dot1x command. Output fields are listed in the approximate order in which they appear.

Table 1: show dot1x statistics Output Fields

Field Name

Field Description

Level of Output

interface

Name of a port.

All levels

MAC address

The MAC address of the connected supplicant on the port.

All levels

Role

The 802.1X authentication role of the interface. When 802.1X is enabled on an interface, the role is Authenticator.

brief, detail

Admin-state

The administrative state of the port:

  • auto—Traffic is allowed through the port based on the authentication result. (Default)
  • force-authorize—All traffic flows through the port irrespective of the authentication result. This state is not allowed on an interface whose VLAN membership has been set to dynamic.
  • force-unauthorize—All traffic drops on the port irrespective of the authentication result. This state is not allowed on an interface whose VLAN membership has been set to dynamic.

detail

Supplicant

The mode for the supplicant:

  • single—Authenticates only the first supplicant. All other supplicants who connect later to the port are allowed full access without any further authentication. They effectively “piggyback” on the first supplicant’s authentication.
  • single-secure—Allows only one supplicant to connect to the port. No other supplicant is allowed to connect until the first supplicant logs out.
  • multiple—Allows multiple supplicants to connect to the port. Each supplicant is authenticated individually.

detail

Quiet period

The number of seconds the port remains in the wait state following a failed authentication exchange with the supplicant before reattempting the authentication. The default value is 60 seconds. The range is 0 through 65,535 seconds.

detail

Transmit period

The number of seconds the port waits before retransmitting the initial EAPOL PDUs to the supplicant. The default value is 30 seconds. The range is 1 through 65,535 seconds.

detail

Reauthentication

The reauthentication state:

  • disable—Periodic reauthentication of the client is disabled.
  • interval—Sets the periodic reauthentication time interval. The default value is 3600 seconds. The range is 1 through 65,535 seconds.

detail

Supplicant timeout

The number of seconds the port waits for a response when relaying a request from the authentication server to the supplicant before resending the request. The default value is 30 seconds. The range is 1 through 60 seconds.

detail

Server timeout

The number of seconds the port waits for a reply when relaying a response from the supplicant to the authentication server before timing out. The default value is 30 seconds. The range is 1 through 60 seconds.

detail

Maximum EAPOL requests

The maximum number of retransmission times of an EAPOL request packet to the supplicant before the authentication session times out. The default value is 2. The range is 1 through 10.

detail

Number of clients bypassed because of authentication

The number of non-802.1X clients granted access to the LAN by means of static MAC bypass. The following fields are displayed:

  • Client—MAC address of the client.
  • vlan —The name of the VLAN to which the client is connected.

detail

Number of connected supplicants

The number of supplicants connected to a port.

detail

show dot1x interface brief

user@switch> show dot1x interface [ge-0/0/1 ge-0/0/2 ge0/0/3] brief
Interface Role          State          MAC address
--------- ----          -----          ------------------
ge-0/0/1  Authenticator Authenticated  00:a0:d2:18:1a:c8
                        Authenticating 00:a0:e5:32:97:af
ge-0/0/2  Authenticator Connecting     -         
ge-0/0/3  Supplicant    Authenticated  00:a6:55:f2:94:ae

show dot1x interface detail

user@switch> show dot1x interface ge-0/0/12.0 detail
ge-0/0/12.0
  Role: Authenticator
  Administrative state: Auto
  Supplicant mode: Multiple
  Number of retries: 5
  Quiet period: 60 seconds
  Transmit period: 60 seconds
  Reauthentication: Enabled Reauthentication interval: 40 seconds
  Supplicant timeout: 30 seconds
  Server timeout: 30 seconds
  Maximum EAPOL requests: 2
  Guest VLAN member: v2
  Number of clients bypassed because of authentication: 1
    Client: 02:12:06:00:04:00 vlan: v1
  Number of connected supplicants: 1
    Supplicant: abc, 00:00:00:00:22:22
      Operational state: Authenticated
      Reauthentication due in 3588 seconds
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