300-615 · Question #21
A mission-critical server is connected to site A. Connectivity to this server is lost from site B because the MAC route is missing in the OTV VDC of the Nexus 7000 in site B due to MAC aging. Which…
The correct answer is C. Use the otv flood mac <> command to selectively flood traffic for a given MAC. With the Cisco NX-OS Release 6.2(2), we now support selective unknown unicast flooding based on the MAC address. In order to use this feature, the following one-line configuration must be OTV-VDC(config)# otv flood mac 0000.2101.1111 vlan 72 switches/guide_c07-728315.pdf (Page 6)
Question
A mission-critical server is connected to site A. Connectivity to this server is lost from site B because the MAC route is missing in the OTV VDC of the Nexus 7000 in site B due to MAC aging. Which action allows the flooding of the unknown unicast MAC on the Nexus 7000 in the OTV VDC?
Options
- AUse route-map to advertise this MAC statically and redistribute with ISIS.
- BUnknown unicast flooding is not allowed.
- CUse the otv flood mac <> command to selectively flood traffic for a given MAC.
- DUse the otv isis bfd <> command to configure BFD protocol.
How the community answered
(54 responses)- A4% (2)
- B11% (6)
- C78% (42)
- D7% (4)
Explanation
With the Cisco NX-OS Release 6.2(2), we now support selective unknown unicast flooding based on the MAC address. In order to use this feature, the following one-line configuration must be OTV-VDC(config)# otv flood mac 0000.2101.1111 vlan 72 switches/guide_c07-728315.pdf (Page 6)
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