Dell Force10 Z9000 FTOS Command Line Reference Guide for the Z9000 System FTOS - Page 710
lfs enable (EtherScale), link debounce-timer, INTERFACE 10 Gigabit Ethernet interfaces only
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keepalive, the system does not send keepalive packets and so the local end of a WAN link remains up even if the remote end is down. lfs enable (EtherScale) Enable link fault signaling (LFS) on EtherScale 10 Gigabit Ethernet interfaces only. E-Series Syntax Defaults Command Mode Command History lfs enable To disable LFS, use the no lfs enable command. Enabled INTERFACE (10 Gigabit Ethernet interfaces only) pre-Version 6.1.1.0 Introduced for E-Series. Usage Information If there is a failure on the link, FTOS brings down the interface. The interface will stay down until the link failure signal stops. NOTE: On TeraScale line cards, LFS is always enabled by default. link debounce-timer Assign the debounce time for link change notification on this interface. E-Series Syntax Parameters link debounce [milliseconds] milliseconds Enter the time to delay link status change notification on this interface. The range is 100 to 5000 ms. The default for copper is 3100 ms. The default is for fiber is 100 ms. Command Modes Command History INTERFACE Version 8.2.1.0 Version 7.6.1.0 Introduced on the E-Series ExaScale. Introduced on the E-Series. Usage Information Changes do not affect any ongoing debounces. The timer changes take affect from the next debounce onward. 710
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