一、设置前的准备工作
要设置TD-8820的IP过滤,TD-8820必须工作在路由模式下。
二、设置方法
在浏览器中输入TD-8820的管理地址(默认为192.168.1.1),进入管理界面,在状态-设备信息中查看路由模式当前使用的虚电路,本例为PVC0。

选择接入管理-过滤器,进入过滤器设置界面,过滤器类型选择IP/MAC过滤器。

进入IP/MAC过滤器设置界面,默认没有任何条目。

IElQ6L+H5ruk6KeE5YiZ6buY6K6k5Li66buR5ZCN5Y2V55qE5b2i5byP77yM5Y2z56aB5q2i5re75Yqg55qE6L+H5ruk6KeE5YiZ6YCa6L+H44CCPGJyIC8+DQombmJzcDsmbmJzcDsmbmJzcDsgPHN0cm9uZz7orr7nva7ntKLlvJXvvJo8L3N0cm9uZz7lhbHmnIkxMuadoe+8jOm7mOiupOS4ujHvvJs8YnIgLz4NCiZuYnNwOyZuYnNwOyZuYnNwOyA8c3Ryb25nPuaOpeWPo++8mjwvc3Ryb25nPui3r+eUseaooeW8j+W9k+WJjeS9v+eUqOeahOiZmueUtei3r++8iOacrOS+i+S9v+eUqFBWQzDvvInvvJs8YnIgLz4NCjxzdHJvbmc+Jm5ic3A7Jm5ic3A7Jm5ic3A7IOaWueWQke+8mjwvc3Ryb25nPuacieS4ieS4qumAiemhuWluY29taW5n44CBb3V0Z29pbmfjgIFib3Ro77yM5aSW572R6Iez5YaF572R5Li6aW5jb21pbmfvvIzlhoXnvZHoh7PlpJbnvZHkuLpvdXRnb2luZ++8jOWPjOWQkeS4umJvdGjvvJs8YnIgLz4NCiZuYnNwOyZuYnNwOyZuYnNwOyA8c3Ryb25nPuinhOWImee0ouW8le+8mjwvc3Ryb25nPuWFseaciTbmnaHvvIzpu5jorqTkuLox77yM5a6D5LiO5LmL5YmN55qE6K6+572u57Si5byV5Li65Li75LuO5YWz57O777yMMeadoeiuvue9rue0ouW8leWPr+S7pea3u+WKoDbmnaHop4TliJnntKLlvJXvvIzlm6DmraRJUOi/h+a7pOS4gOWFseWPr+S7pea3u+WKoDEyJnRpbWVzOzY9NzLmnaHov4fmu6Top4TliJnvvJs8YnIgLz4NCiZuYnNwOyZuYnNwOyZuYnNwOyA8c3Ryb25nPuinhOWImeexu+Wei++8mjwvc3Ryb25nPumAieaLqUlQ77ybPGJyIC8+DQrlkK/nlKjvvJrmmK/lkKblkK/nlKjop4TliJnvvJs8YnIgLz4NCjxzdHJvbmc+Jm5ic3A7Jm5ic3A7Jm5ic3A7IElQ5Zyw5Z2A77yaPC9zdHJvbmc+5aGr5YWlSVDlnLDlnYDvvIwwLjAuMC4w5Luj6KGo5omA5pyJSVDvvJs8YnIgLz4NCjxzdHJvbmc+Jm5ic3A7Jm5ic3A7Jm5ic3A7IOerr+WPo+WPt+egge+8mjwvc3Ryb25nPuWhq+WFpeerr+WPo++8jOm7mOiupDDku6PooajmiYDmnInnq6/lj6PvvJs8YnIgLz4NCjxzdHJvbmc+Jm5ic3A7Jm5ic3A7Jm5ic3A7IOWNj+iuru+8mjwvc3Ryb25nPlRDUOOAgVVEUOOAgUlDTVDvvJs8YnIgLz4NCiZuYnNwOyZuYnNwOyZuYnNwOyA8c3Ryb25nPuinhOWImeS4jeWMuemFje+8mjwvc3Ryb25nPmZvcndhcmTjgIFuZXh044CCbmV4dO+8muS4juacrOadoeinhOWImeS4jeWMuemFjeaXtue7p+e7reWMuemFjeWQjumdoueahOinhOWIme+8jGZvcndhcmTvvJrkuI7mnKzmnaHop4TliJnkuI3ljLnphY3ml7bkuI3nu6fnu63ljLnphY3lkI7pnaLnmoTop4TliJnvvJs8L3A+DQo8cD48YnIgLz4NCjxmb250IGZhY2U9"Verdana"> 下面以禁止IP为192.168.1.109的主机访问外网网页、禁止IP为192.168.1.101的主机收发邮件为例,介绍设置方法。
例(1):禁止IP 为192.168.1.109的主机访问外网网页。访问网页目的端口为TCP 80,因此添加规则1禁止192.168.1.109访问任意目的IP的TCP 80端口,如。
规则1:

例(2):禁止IP 192.168.1.101收发邮件。发送邮件使用的,目的端口为TCP 25,接收邮件使用的目的端口为TCP 110,因此添加两条规则2和3,规则2禁止192.168.1.101访问任意目的IP的TCP 25端口,规则3禁止192.168.1.101访问任意目的IP的TCP 110端口。
规则2:

规则3:

保存之后,在IP/MAC过滤列表中可以看到添加的过滤条目,如。

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