C
HAPTER
24
| Authentication Commands
802.1X Port Authentication
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802.1X PORT AUTHENTICATION
The switch supports IEEE 802.1X (dot1x) port-based access control that
prevents unauthorized access to the network by requiring users to first
submit credentials for authentication. Client authentication is controlled
centrally by a RADIUS server using EAP (Extensible Authentication
Protocol).
Table 81: show ssh - display description
Field Description
Session The session number. (Range: 0-3)
Version The Secure Shell version number.
State The authentication negotiation state.
(Values: Negotiation-Started, Authentication-Started, Session-Started)
Username The user name of the client.
Table 82: 802.1X Port Authentication Commands
Command Function Mode
General Commands
dot1x default Resets all dot1x parameters to their default values GC
dot1x eapol-pass-through Passes EAPOL frames to all ports in STP forwarding
state when dot1x is globally disabled
GC
dot1x system-auth-control Enables dot1x globally on the switch. GC
Authenticator Commands
dot1x intrusion-action Sets the port response to intrusion when
authentication fails
IC
dot1x max-reauth-req Sets the maximum number of times that the switch
sends an EAP-request/identity frame to the client
before restarting the authentication process
IC
dot1x max-req Sets the maximum number of times that the switch
retransmits an EAP request/identity packet to the
client before it times out the authentication session
IC
dot1x operation-mode Allows single or multiple hosts on an dot1x port IC
dot1x port-control Sets dot1x mode for a port interface IC
dot1x re-authentication Enables re-authentication for all ports IC
dot1x timeout quiet-period Sets the time that a switch port waits after the Max
Request Count has been exceeded before attempting
to acquire a new client
IC
dot1x timeout
re-authperiod
Sets the time period after which a connected client
must be re-authenticated
IC
dot1x timeout supp-timeout Sets the interval for a supplicant to respond IC
dot1x timeout tx-period Sets the time period during an authentication session
that the switch waits before re-transmitting an EAP
packet
IC
dot1x re-authenticate Forces re-authentication on specific ports PE
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