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350-501 · Question #626

350-501 Question #626: Real Exam Question with Answer & Explanation

The correct answer is A: xconnect group XCON1. To establish a point-to-point Ethernet Layer 2 cross-connect service on PE1 that allows dynamic neighbor learning in pseudowire 10, the xconnect group command is the appropriate configuration starting point.

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Question

Refer to the exhibit. A network engineer is configuring Ethernet Layer 2 service to connect CE2 and CE3 for video and data application sharing with these requirements: - A point-to-point cross-connect service must be established between 10.10.10.10 and 20.20.20.20. - PE1 and PE2 must learn neighbors dynamically in PW 10. Which configuration must be implemented on PE1 to meet the requirements?

Options

  • Axconnect group XCON1
  • B12vpn
  • C12vpn
  • D12vpn

Explanation

To establish a point-to-point Ethernet Layer 2 cross-connect service on PE1 that allows dynamic neighbor learning in pseudowire 10, the xconnect group command is the appropriate configuration starting point.

Common mistakes.

  • B. The option '12vpn' is not a valid configuration command or keyword for directly configuring an L2VPN service as described; it appears to be a typo or an incomplete entry.
  • C. The option '12vpn' is not a valid configuration command or keyword for directly configuring an L2VPN service as described; it appears to be a typo or an incomplete entry.
  • D. The option '12vpn' is not a valid configuration command or keyword for directly configuring an L2VPN service as described; it appears to be a typo or an incomplete entry.

Concept tested. Ethernet L2VPN point-to-point configuration

Reference. https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mp_l2_vpns/configuration/xe-16/mp-l2-vpns-xe-16-book/config-mpls-l2-vpns.html

Topics

#L2VPN#EoMPLS#Pseudowire#Cisco IOS XR Configuration

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