Cisco 300 Series Administration Guide

Administration: Diagnostics
Displaying Optical Module Status
88 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)
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• MGBLH1: 1000BASE-LH SFP transceiver, for single-mode fiber, 1310 nm
wavelength, supports up to 40 km.
• MGBLX1: 1000BASE-LX SFP transceiver, for single-mode fiber, 1310 nm
wavelength, supports up to 10 km.
• MGBSX1:1000BASE-SX SFP transceiver, for multimode fiber, 850 nm
wavelength, supports up to 550 m.
• MGBT1: 1000BASE-T SFP transceiver for category 5 copper wire, supports
up to 100 m.
To view the results of optical tests, click Administration > Diagnostics > Optical
Module Status.
This page displays the following fields:
• Port—Port number on which the SFP is connected.
• Description—Description of optical transceiver.
• Serial Number—Serial number of optical transceiver.
• PID—VLAN ID.
• VID—ID of optical transceiver.
• Temperature—Temperature (Celsius) at which the SFP is operating.
• Voltage—SFP's operating voltage.
• Current—SFP's current consumption.
• Output Power—Transmitted optical power.
• Input Power—Received optical power.
• Transmitter Fault—Remote SFP reports signal loss. Values are True, False,
and No Signal (N/S).
• Loss of Signal—Local SFP reports signal loss. Values are True and False.
• Data Ready—SFP is operational. Values are True and False

Cisco 300 Series Specifications

General

Model	Cisco 300 Series
Category	Switch
Dimensions	Varies by model
Weight	Varies by model
Power over Ethernet (PoE)	Available on select models
Management	Web-based GUI, SNMP, CLI
VLANs	Up to 256
Security Features	ACLs, 802.1X, Port Security
Humidity	10% to 90% non-condensing
Ports	8, 16, 24, 48