B&B Electronics 856-14205--29 - Manual - Manual (Page 13)

Configuration
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port he wants the fault to be reported to, based on which port he wants to be in
control. LFPT allows the fault to be reported down the line, through to the link
partner at the end, such as a switch or a router.
LFPT can be used in addition to setting up SNMP Traps for link up/link down.
LFPT provides a visual way to determine that link is down, and an SNMP Trap
provides a notification of a link down to a designated workstation.
LOOPBACK TESTING
The iMcV-Giga-FiberLinX-III includes Loopback testing functionality. During
loopback testing, management traffic entering the uplink port is still capable of
managing the device. This is selectable form the UNIT screen in a serial/Telnet
session or through iView².
The menu of choices in the CLI includes:
 No loopback, normal traffic mode
 Loopback Enabled
 Loopback, Source/Destination address swap
 Loopback, address swap and clear Multicast bit
 No learning on fiber or Data ports
The menu of choices in iView² includes:
 OFF
 ON
 On- Address Swap
 On-Address swap + Clear MC