[wang]user-interface console 0
[wang-ui-console0]history-command max-size 30 //配置缓冲区大小
[wang-ui-console0]undo history-command max-size //还原默认值
[wang]user-interface console 0
[wang-ui-console0]history-command max-size 30 //配置缓冲区大小
[wang-ui-console0]undo history-command max-size //还原默认值