Service Manual

Version Description
7.4.1.0 Introduced on the E-Series.
Related
Commands
• dot1x authentication (Configuration) — enable dot1x globally.
dot1x critical-vlan
Configure critical-VLAN for users or devices when authentication server is not reachable.
Syntax
[no] dot1x critical-vlan vlan-id
Parameters
vlan-id Enter the VLAN identifier. The VLAN-ID range is from 1 to 4094.
Defaults Not Configured.
Command Modes
INTERFACE
INTERFACE (BATCH MODE)
Command History
This guide is platform-specific. For command information about other platforms, refer
to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.10(0.0) Introduced on the S3100 series, S4048–ON, S4048–ON, S4810,
S4820T, S5000, S6000, S6000–ON, the Configuration Terminal
Batch mode on C9010, Z9100–ON, and Z9500.
9.9(0.0) Introduced on the C9000 Series.
Usage Information
The dot1x critical-vlan command configures critical VLAN for the interface. If
the authentication server is not reachable or not responding, the authenticator places
the port or the supplicant in critical VLAN within the first attempt.
Use this command in Interface Batch mode to configure critical VLAN for users in a
dual-homing setup.
Example
Dell(conf)#show dot1x interface ten gigabit ethernet 0/41
802.1x information on Te 0/41:
-----------------------------
Dot1x Status: Enable
Port Control: AUTO
802.1X 214