ACL(Access Control List)
内容导读
互联网集市收集整理的这篇技术教程文章主要介绍了ACL(Access Control List),小编现在分享给大家,供广大互联网技能从业者学习和参考。文章包含18819字,纯文字阅读大概需要27分钟。
内容图文
![ACL(Access Control List)](/upload/InfoBanner/zyjiaocheng/452/f037b19849e44f1bb72163420ab24e9a.jpg)
When configured, ACLs perform the following tasks:
- Limit network traffic to increase network performance. For example, if corporate policy does not allow video traffic on the network, ACLs that block video traffic could be configured and applied. This would greatly reduce the network load and increase network performance.
- Provide traffic flow control. ACLs can restrict the delivery of routing updates. If updates are not required because of network conditions, bandwidth is preserved.
- Provide a basic level of security for network access. ACLs can allow one host to access a part of the network and prevent another host from accessing the same area. For example, access to the Human Resources network can be restricted to authorized users.
- Filter traffic based on traffic type. For example, an ACL can permit email traffic, but block all Telnet traffic.
- Screen hosts to permit or deny access to network services. ACLs can permit or deny a user to access file types, such as FTP or HTTP.
<img alt="技术分享" 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 本文系统来源:http://www.cnblogs.com/elewei/p/4644487.html
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