單項選擇題

When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）

A.Enable bpduguard globally.
B.Enable rootguard.
C.Enable loopguard.
D.Enable spanning tree.
E.Enable UDLD

你可能感興趣的試題

You are the network administrator of a medium-sized company， and users are complaining that they cannot send emails to some organizations. During your troubleshooting， you notice that your DNS MX record is blacklisted by several public blacklist filters. After clearing these listings for your IP address， and assuming that your email server has the right virus protection in place， what are two possible solutions to prevent this from happening in the future？（）

A.Change your Internet provider.
B.Change your public IP address.
C.Allow the email server to send traffic only to TCP port 25.
D.Put your email server in a DMZ.
E.Use a separate public IP address for your email server only.

單項選擇題

After applying a new ACL on a device， its CPU utilization rose significantly and many messages starting with "%SEC-6-IPACCESSLOG" appeared on the Syslog server. What can be done to resolve this situation？（）

A.Increase memory allocation for ACLs.
B.Remove all entries from the ACL and use a single permit ip any any statement.
C.Remove the log keyword from each ACL entry.
D.Reboot the device after the ACL has been applied.

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When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）

你可能感興趣的試題

After applying a new ACL on a device， its CPU utilization rose significantly and many messages starting with "%SEC-6-IPACCESSLOG" appeared on the Syslog server. What can be done to resolve this situation？（）

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When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）

After applying a new ACL on a device， its CPU utilization rose significantly and many messages starting with "%SEC-6-IPACCESSLOG" appeared on the Syslog server. What can be done to resolve this situation？（）