Setting The Type Of A Dual-Purpose Uplink Port - Cisco Catalyst 2928 Software Configuration Manual

Chapter 12 Configuring Interface Characteristics
Table 12-2
Feature
Port Fast
Auto-MDIX
Power over Ethernet (PoE)
Keepalive messages

Setting the Type of a Dual-Purpose Uplink Port

Some Catalyst 2928 switches support dual-purpose uplink ports. For more information, see the
the Type of a Dual-Purpose Uplink Port" section on page
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-23389-01
Default Layer 2 Ethernet Interface Configuration (continued)
Default Setting
Disabled. See the
Configuration" section on page
Enabled.
Note
Enabled (auto).
Disabled on SFP module ports; enabled on all other ports.
Purpose
Enter global configuration mode.
Specify the dual-purpose uplink port to be configured, and enter interface
configuration mode.
"Default Optional Spanning-Tree
18-9.
The switch might not support a pre-standard powered
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.
12-15.
Catalyst 2928 Switch Software Configuration Guide
Configuring Ethernet Interfaces
"Setting
12-15