Binding an Elastic IP (EIP) to a NAT border switch typically does not cause a network disconnection. A NAT border switch is used for network address translation, allowing multiple internal IP addresses to share a single public IP address for outbound internet access. When an EIP is bound to it, the switch can still perform its NAT function while using the EIP for external communication.
For example, in a scenario where a company has multiple internal servers that need to access the internet, a NAT border switch can translate their private IPs to the public EIP. This setup ensures that the internal servers can still reach the internet without exposing their private IPs directly. The binding of the EIP to the NAT border switch facilitates this translation and communication process.
In Tencent Cloud, you can use services like NAT Gateway to achieve similar functionality. The NAT Gateway provides scalable and secure internet access for resources in a private network, allowing them to communicate with the internet using an EIP while maintaining network security and stability.