vi
4.5.1 端口訪問控制（Port Access Control）.............................................34
4.5.2 端口訪問控制狀態（Port Access Control Status） ...................35
4.5.3 撥入用戶（Dial-In User）........................................................................36
4.5.4 RADIUS ...........................................................................................................37
4.5.5 TACACS+ .......................................................................................................37
4.5.6 端口安全（Port Security）.....................................................................38
4.6 QoS ...................................................................................................................41
4.6.1 信任狀態（Trust State） .........................................................................41
4.6.2 映射（Mapping）.........................................................................................41
4.6.3 優先級重寫（Priority Override）........................................................42
4.6.4 CoS .....................................................................................................................43
4.7 線纜診斷（Cable Diagnosis）..............................................................44
4.8 統計圖表（Statistics Chart）.............................................................44
4.8.1 流量比較 (Traffic Comparison) ............................................................45
4.8.2 錯誤群組（Error Group） ......................................................................45
4.8.3 歷史狀態 (Historical Status) ..................................................................45
4.9 保存配置（Save Configuration）.....................................................45
5 命令行界面 (CLI) .....................................................................................46
5.1 開機自檢（Power On Self Test）.....................................................46
5.1.1 Boot ROM 命令模式...................................................................................47
5.1.2 Boot ROM 命令 ...........................................................................................48
5.2 登錄與登出....................................................................................................48
5.3 CLI 命令.........................................................................................................49
5.3.1 系統命令............................................................................................................49
5.3.2 物理端口命令..................................................................................................52
5.3.3 橋接命令............................................................................................................53
5.3.4 簡單網絡管理協議（SNMP） ..............................................................61
5.3.5 安全命令............................................................................................................67
5.3.6 QoS 命令 ...........................................................................................................73