Cisco 350 Series Administration Guide

Port Management
UDLD
180 Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4
10
- Non-fiber interfaces are in the disable state.
Before You Start
No preliminary tasks are required.
Common UDLD Tasks
This section describes some common tasks to setup UDLD.
Workflow1:
To globally enable UDLD on fiber ports, perform the following steps:
STEP 1 Open the UDLD Global Settings page.
a. Enter the Message Time.
b. In the Fiber Port UDLD Default State field, enter either Disabled, Normal or Aggressive
as the global UDLD status.
STEP 2 Click Apply.
Workflow2:
To change the UDLD configuration of a fiber port or to enable UDLD on
a copper port, perform the following steps:
STEP 1 Open the UDLD Global Settings page.
a. Select a port.
b. Select either Default, Disabled, Normal or Aggressive as the port’s UDLD status. If you
select Default, the port receives the global setting.
STEP 2 Click Apply.
Workflow3:
To bring a port up after it was shut down by UDLD and automatic
reactivation was not configured:
STEP 1 Open the Error Recovery Settings page.
a. Select a port.
b. Click Reactivate.
Configuring UDLD
The UDLD feature can be configured for all fiber ports at one time (in the UDLD Global
Settings page) or per port (in the UDLD Interface Settings page).

Cisco 350 Series Specifications

General

Model	Cisco 350 Series
Category	Switch
Ports	8, 24, 48
PoE	Available on some models
Layer	Layer 2
Switching Capacity	Up to 104 Gbps
VLAN Support	Yes (up to 256 VLANs)
QoS	Yes
Management	Web, CLI, SNMP
Security Features	ACLs, 802.1X, Port Security
Jumbo Frame Support	Yes
Power Supply	Internal
Dimensions	Varies by model
Weight	Varies by model
Operating Temperature	0°C to 45°C (32°F to 113°F)
Storage Temperature	-20°C to 70°C (-4°F to 158°F)
Humidity	10% to 90% non-condensing
Port Type	Gigabit Ethernet, Fast Ethernet (depending on model)