DELL N3000 User Manual

Switch Feature Overview

The switch has a Remote Authentication Dial In User Service (RADIUS) 

client and can support up to 32 named authentication and accounting 

RADIUS servers. The switch also supports RADIUS Attribute 4, which is the 

configuration of a NAS-IP address. You can also configure the switch to 

accept RADIUS-assigned VLANs.
For information about configuring RADIUS client settings, see "Configuring 

Authentication, Authorization, and Accounting" on page 207.

The switch supports Secure Shell (SSH) for secure, remote connections to 

the CLI and Secure Sockets Layer (SSL) to increase security when accessing 

the web-based management interface. The SSH server can be enabled or 

disabled using the ip ssh command.
For information about configuring SSH and SSL settings, see "Configuring 

Authentication, Authorization, and Accounting" on page 207.

By default, the switch allows access over Telnet. The administrator can enable 

or disable the Telnet server using the ip telnet command. Additionally, the 

Telnet port number is configurable using the same command.
For information about configuring inbound Telnet settings, see "Configuring 

Authentication, Authorization, and Accounting" on page 207.

The switch supports configurable Denial of Service (DoS) attack protection 

for eight different types of attacks.
For information about configuring DoS settings, see "Configuring Port and 

A port may be put into the diagnostically disabled state for any of the 

following reasons: