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出于安全考虑,企业不会将企业内部网直接连接到互联网,企业内部网与互联网之间都会设置防火墙,只允许内部网络结点向互联网发起请求,进行互联网的访问;不允许通过互联网结点访问企业内部的信息。而真正移动办公的实现并不复杂,只需要在企业总部的广城网接入侧增加一个 VPN 网关设备,就可以提供企业远程办公的支持;对于移动办公的结点,只需要安装一个远程VPN 客户端软件。安全保证是任何一个企业对 VPN 的首要要求。首先,远程接入采用 IPSEC 协议,提供数据私密性、完整性和用户/数据的鉴权和认证,并支持 L2TP,PPTP 或L2TP ovor IPSEC 等协议。其次,VPN 网关集成的状态防火墙功能可以有效地控
For security reasons, the enterprise will not directly connect the intranet to the Internet. The intranet and the Internet are set up with firewalls. Only internal network nodes can initiate requests to the Internet for Internet access. Internet access is not allowed Visit the internal information. The real mobile office is not complicated to achieve, just need to add a VPN gateway device at the corporate headquarters Guangcheng access side, you can provide enterprise remote office support; for the mobile office node, you only need to install a remote VPN Client software Security is the foremost requirement of any enterprise for VPN. First of all, remote access uses the IPSEC protocol to provide data privacy, integrity and user / data authentication and authentication, as well as protocols such as L2TP, PPTP or L2TP ovor IPSEC. Second, the stateful firewall integrated with the VPN gateway can be effectively controlled