Setting The Type Of A Dual-Purpose Uplink Port - Cisco WS-C3020 Software Configuration Manual

Chapter 9 Configuring Interface Characteristics
Table 9-1
Feature
Port blocking (unknown multicast
and unknown unicast traffic)
Broadcast, multicast, and unicast
storm control
Protected port
Port security
Port Fast
Auto-MDIX
Keepalive messages

Setting the Type of a Dual-Purpose Uplink Port

The Cisco Catalyst Blade Switch 3020 for HP supports dual-purpose uplink ports. For more information,
see the
Beginning in privileged EXEC mode, follow these steps to select which dual-purpose uplink to activate so
that you can set the speed and duplex. This procedure is optional.
Command
Step 1 configure terminal
Step 2
interface interface-id
OL-8915-03
Default Layer 2 Ethernet Interface Configuration (continued)
"Dual-Purpose Uplink Ports" section on page
Purpose
Enter global configuration mode.
Specify the dual-purpose uplink port to be configured, and enter
interface configuration mode.
Default Setting
Disabled (not blocked) (Layer 2 interfaces only). See the
"Configuring Port Blocking" section on page
Disabled. See the "Default Storm Control Configuration" section
on page 23-3.
Disabled (Layer 2 interfaces only). See the
Ports" section on page 23-6.
Disabled (Layer 2 interfaces only). See the
Configuration" section on page
Disabled. Enabled by default on Gigabit Ethernet interfaces 0/1 to
0/16. See the "Default Optional Spanning-Tree Configuration"
section on page 18-9.
Enabled.
The switch might not support a pre-standard powered
Note
device—such as Cisco IP phones and access points that do
not fully support IEEE 802.3af—if that powered device is
connected to the switch through a crossover cable. This is
regardless of whether auto-MIDX is enabled on the switch
port.
Disabled on SFP module ports; enabled on all other ports.
9-6.
Cisco Catalyst Blade Switch 3020 for HP Software Configuration Guide
Configuring Ethernet Interfaces
23-8.
"Configuring Protected
"Default Port Security
23-11.
9-13