Why can't corporate websites log in with corporate email, while other websites can log in?

1. If it is a local area network, set the DNS of the local connection.

Setting method: Right-click Online Neighborhood->; Attribute-> Right-click Local Area Connection-> Attribute-> General tab->; Internet protocol (TCP/IP)

-& gt; Property, and then fill in the DNS of the local network used at the bottom. Netcom fills in Netcom and Telecom fills in Telecom. I don't know if you search online, the DNS in every place is different, so I won't provide it here.

2. In the case of single-wire PPPoe connection,

Setting method: Setting method: Right-click My Online Neighborhood-> Attribute-> Right-click Local Area Connection-> Attribute-> General tab->; Internet Protocol (TCP/IP) is here. Select Automatic and then Apply and confirm, so that you can access the Internet using broadband connection or IPS.

The company server is unstable!