9
LEDs on each SFP/SFP+ Ethernet Connector
LK/AT
(Link/Activity)
Green Solid 1. Ethernet port has established link.
2. Good connection between the ethernet port and connected device.
Flashing The port is sending or receiving network data.
Off 1. The adapter and switch are not receiving power.
2. No connection between both ends of network.
3. Network drivers have not been loaded or do not function correctly.
CS110/CS210-xx Models
Speed
(Left LED)
Green Solid Ethernet port is operating at 10 Gbps.
Amber Solid Ethernet port is operating at 1 Gbps.
Please note: Additional LED blinking sequences not listed above indicate specific maintenance
processes such as firmware updates. For more information, please check additional Sophos
documentation resources.
9. Support and Documentation
For more information and technical support, please visit www.sophos.com/en-us/support or contact
your local Sophos reseller.
Quick Start Guide Sophos Switch Series
ENGLISH