Dell C9010 Modular Chassis Switch EMC Networking Command-Line Reference Guide - Page 1033
Far-End Failure Detection (FEFD), debug fefd
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● For a port extender 10-Gigabit Ethernet interface, enter the keyword peTenGigE then the pe-id / stack-unit / port-id information. The pe-id range is from 0 to 255; the stack-unit unit-number range is from 0 to 7; and the portid range is 25 to 28 or 49 to 52 depending on the PE. Defaults All interfaces in Layer 2 mode are untagged. Command Modes INTERFACE VLAN Command History This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking OS Command Line Reference Guide. The following is a list of the Dell Networking OS version history for this command. Version Description 9.13.0.1P1 9.9(0.0) 9.2(1.0) 8.3.19.0 8.3.11.1 8.5.1.0 8.3.7.0 7.6.1.0 7.5.1.0 6.2.1.1 Introduced peTenGigE interface support on the C9010. Introduced on the C9010. Introduced on the Z9500. Introduced on the S4820T. Introduced on the Z9000. Added support for 4-port 40G line cards on ExaScale. Introduced on the S4810. Introduced on the S-Series. Introduced on the C-Series. Introduced on the E-Series. Usage Information Related Commands Untagged interfaces can only belong to one VLAN. In the Default VLAN, you cannot use the no untagged interface command. To remove an untagged interface from all VLANs, including the Default VLAN, enter INTERFACE mode and use the no switchport command. ● interface vlan - configures a VLAN. ● tagged - specifies which interfaces in a VLAN are tagged. Far-End Failure Detection (FEFD) The Dell Networking operating software supports far-end failure detection (FEFD) on the Ethernet interfaces. The FEFD feature detects and reports far-end link failures. ● FEFD is not supported on the Management interface. ● During an RPM failover, FEFD is operationally disabled for approximately 8 to 10 seconds. ● By default, FEFD is disabled. debug fefd Enable debugging of FEFD. C9000 Series Syntax debug fefd {events | packets} [interface] Layer 2 1033
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