Administration: Diagnostics
Viewing Optical Module Status
Cisco 220 Series Smart Switches Administration Guide Release 1.1.0.x 76
7
• Cable Length—Estimated cable length. The cable length is Unknown when
the green features are enabled.
NOTE The estimated cable length for the ports if their links are up or their
connected cables are less than 10 meters are used for reference only.
• Operational Port Status—Displays whether the port is up or down.
Viewing Optical Module Status
The Optical Module Status page displays the operating conditions reported by
the Small Form-factor Pluggable (SFP) transceiver. Some information may not be
available for SFPs that do not support the digital diagnostic monitoring standard
SFF-8472.
The following FE SFP (100 Mbps) transceivers are supported:
• MFEBX1—100BASE-BX-20U SFP transceiver for single-mode fiber, 1310
nm wavelength, supports up to 20 km.
• MFEFX1—100BASE-FX SFP transceiver, for multimode fiber, 1310 nm
wavelength, supports up to 2 km.
• MFELX1—100BASE-LX SFP transceiver, for single-mode fiber, 1310 nm
wavelength, supports up to 10 km.
The following GE SFP (1000 Mbps) transceivers are supported:
• MGBBX1—1000BASE-BX-20U SFP transceiver, for single-mode fiber, 1310
nm wavelength, supports up to 40 km.
• 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.
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