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Chapter 1 Introduction
MC1000-SFP-FP User’s Guide
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For example, if LFS is disabled and one side of a link fails (down arrow), the other segments
will keep on transmitting packets (up arrows) and wait for responses that will never arrive.
Figure 3 No Link-Fault Signaling
With LFS enabled, a link down detected on the Ethernet port will force a link down on the
fiber port and vice-versa. The up link will stop transmitting and turn off as soon as the remote
link is down.
Figure 4 With Link-Fault Signaling
1.1.2 Fiber Cable Protection
The MC1000-SFP-FP comes with wire mounts that keep fiber-optic cable from easily
breaking by allowing you to wrap it within the MC1000-SFP-FP.