5.4.9 bridge aging-time ........................................................................................................... 141
5.4.10 clear bridge .................................................................................................................. 142
5.4.11 port security ................................................................................................................. 143
5.4.18 show ports security ...................................................................................................... 148
5.5 Clock Commands..................................................................................................................... 149
5.5.1 clock set......................................................................................................................... 149
5.5.2 clock source................................................................................................................... 150
5.5.3 clock timezone ............................................................................................................... 151
5.5.4 clock summer-time......................................................................................................... 151
5.5.6 sntp authenticate ........................................................................................................... 154
5.5.7 sntp trusted-key ............................................................................................................. 154
5.5.14 sntp server ................................................................................................................... 159
5.5.15 show clock ................................................................................................................... 160
5.5.17 show sntp status .......................................................................................................... 162
5.6.1 copy ...............................................................................................................................163
5.6.2 show startup-config........................................................................................................ 167
5.7.1 interface ethernet........................................................................................................... 168
5.7.3 shutdown ....................................................................................................................... 169
5.7.4 description ..................................................................................................................... 170
5.7.5 speed............................................................................................................................. 170
5.7.6 duplex ............................................................................................................................ 171