Linux system connects the switch via the console port

First, install the minicom
Ubuntu installation: sUdo Apt-get install minicom,
CentOS Installation: Yum install minicom
Second, the configuration minicom
Ubuntu Input: sudo minicom-s
CentOS Input: minicom-s        # #进入配置界面

            +-----[Configuration]------+ and                 paths      |                | File Transfer Protocols  |            | Serial Port Setup        |    # # #点进Serial Port setup and             dialing        |             and keyboard      |            | Save setup as DFL        |            | Save setup as ...          |            | Exit                     |             from Minicom        |            +--------------------------+

Check the serial name using Ls-l/dev/ttys*, general ttyS0 corresponding com1,ttys1 corresponding COM2;
View Serial drive: cat/proc/tty/drivers/serial
View serial devices: DMESG | grep ttys*    (Find out which serial port is active)

+-----------------------------------------------------------------------+    |a-serial Device:/dev/ttys1| |    B-lockfile Location:/var/lock | |    C-callin Program: | |    D-callout Program: | |e-bps/par/bits:9600 8N1| |    F-hardware Flow Control:no | |    G-software Flow Control:no |                                                                       |    |    |                                              Change which setting?    | +-----------------------------------------------------------------------+            | Screen andKeyboard | |            Save Setup as DFL | |          Save setup as.            | |            Exit | | Exit fromMinicom | +--------------------------+
Red is the place to modify, a to that port activated, E to: 9600 8N1
After changing save Setup as DFL, save
Then enter minicom on the command line to connect to the switch.

Linux system connects the switch via the console port