# 创建跨区域带宽

跨地域带宽允许在全球 VPC 内的区域之间进行内部连接。如果您需要在全球 VPC 的不同区域之间建立内网，必须购买跨地域带宽服务。

{% hint style="info" %} <mark style="color:blue;">**注意**</mark>

<mark style="color:blue;">默认情况下，全球 VPC 内区域之间的测试带宽为 10 Kbps。</mark>
{% endhint %}

## 操作步骤

1. 转到 **全球 VPC** > **跨地域带宽** > **创建跨地域带宽**。
2. 选择您想要建立内网的全球 VPC。
3. 选择您的网络计费模式。\
   目前仅支持 [固定带宽计费](/welcome/cn/pricing/network-billing/flat-rate.md)。
4. 配置区域 A 和区域 Z 之间的带宽上限。\
   选择区域 A 和区域 Z 作为您想要启用内网通信的两个区域，并配置带宽上限，其值范围为 1 Mbps 到 200 Mbps。
5. 标记跨地域带宽。
6. 检查您的订单并确认。

## 更多操作

转到 **跨地域带宽** > **操作** 以更改带宽上限。


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.console.zenlayer.com/welcome/cn/elastic-compute/get-started/manage-networking/create-cross-region-bandwidth.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.