Dns alert is the process in which the master DNS server for a zone notifies secondary servers of changes to the zone so that the secondary servers can check to determine whether they need to initiate a zone transfer

To select two slides on the Slides tab, click one slide, hold down the ________ key, and then click a second slide

A) [Ctrl] B) [F2] C) [F5] D) [Alt]

Why would it be necessary to use the copy running-config startup-config command after the switchport port-security mac-address sticky command?

A) The request to use sticky addresses is only temporary. B) Only the startup-config file can manage port security. C) The running-config file cannot use sticky addresses. D) The sticky addresses are temporary until the configuration is saved.