A service provider has a Resilient Ethernet Protocol ring running as a metro backbone between its locations in one city. A customer wants to connect one site with one box redundant to the Resilient Ethernet Protocol ring at two different service provider locations. How can this be done without producing any Layer 2 loops within the network design? "Pass Any Exam. Any Time." - www.actualtests.com 6 Cisco 352-001 Exam
A) Spanning tree at the service provider side only must be enabled.
B) Spanning tree at the customer side only must be enabled.
C) Flex Links at the service provider side only must be enabled.
D) Flex Links at the customer side only must be enabled.
E) EtherChannel at the service provider side and the customer side must be enabled.
F) Spanning tree at the service provider side and the customer side must be enabled.
G) Flex Links at the service provider side and the customer side must be enabled.

Question

Quizplus · Accepted Answer

Flex Links at the customer side only must be enabled to provide redundancy without creating Layer 2 loops, as Flex Links provide an alternative to STP by allowing one link to be active and the other to be in standby mode.

A Service Provider Has a Resilient Ethernet Protocol Ring Running