... that is not part of the objective list of knowledge needed for passing the CCNA 64 0- 901 certification exam. However, the Cisco Networking Academy Program has included these topics as part of its ... seconds.For the max-age command, the range is 6 to 40 seconds. The default is 20 seconds.CAUTION: Cisco recommends caution when using this command. Cisco further recommends that the spanning-tree ... spanning-tree detected-protocols command restarts the protocol-migration process on the switch if any port is connected to a port on a legacy 802. 1D switch. 162 Wireless Access Point Configuration:...