4A0-D01 試験問題を無料オンラインアクセス

Which of the following statements about the data center's leaf-spine topology (clos network) is FALSE?

• A.Each leaf router is connected to all the spine routers in the cluster.
• B.It provides a consistent path for east-west traffic.
• C.It uses ECMP to distribute traffic across duplicate links.
• D.It uses the spanning tree protocol to avoid forwarding loops.

Which of the following statements about the IRB subinterface configuration in Nokia SR Linux is FALSE?

• A.An IRB subinterface is configured in an IP-VRF network instance.
• B.An IP address is configured under the IRB's subinterface.
• C.One IRB subinterface is configured in a MAC-VRF network instance.
• D.One IRB subinterface is configured for each interface within a MAC-VRF network instance.

Which of the following is NOT one of the reasons why BGP is used as the routing protocol in the data center?

• A.BGP neighbors automatically discover each other.
• B.It is a well understood and mature routing protocol.
• C.It supports both IPv4 and IPv6.
• D.It is more efficient than link-state protocols like IS-IS and OSPF.

Which of the following statements about Nokia's SR Linux logging is FALSE?

• A.Logging parameter configuration is translated into the /etc/rsyslog.conf file.
• B.SR Linux supports the use of filters to select log messages.
• C.SR Linux logs can be saved locally as an encrypted file.
• D.SR Linux logs are handled using facility Iocal6 of the native Linux syslog utility.

Which of the following statements about configuration checkpoints in Nokia SR Linux is FALSE?

• A.The current running configuration can be saved as a JSON-formatted checkpoint file.
• B.The operator can generate a new checkpoint when committing configuration changes.
• C.The operator can revert to any existing checkpoint.
• D.Checkpoint 0 is always the oldest checkpoint.