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Updated on 2023-04-07 GMT+08:00

Can Multiple EIPs Be Bound to an ECS?

Scenarios

Multiple EIPs can be bound to an ECS, but this operation is not recommended.

If an ECS has multiple NICs attached and you want to bind multiple EIPs to this ECS, you need to configure policy-based routes for these NICs so that these extension NICs can communicate with external works.

Operation Guide

This document describes how to configure policy-based routes for Linux and Windows ECSs. For details, see Table 1.

Table 1 Operation instructions

OS Type

IP Address Version

Procedure

Linux

IPv4

Take an ECS running CentOS 8.0 (64-bit) as an example.

Configuring Policy-based Routes for a Linux ECS with Multiple NICs (IPv4/IPv6)

IPv6

Windows

IPv4

Take an ECS running Windows Server 2012 (64-bit) as an example.

Configuring Policy-based Routes for a Windows ECS with Multiple NICs (IPv4/IPv6)

IPv6

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