About pingUrl.

[legiorange]

Hope you can change one. like 1.1.1.1 or other.

here is reason:

C:\Users\legiorange>ping google.com

正在 Ping google.com [172.217.194.101] 具有 32 字节的数据:
请求超时。
请求超时。
请求超时。
请求超时。

172.217.194.101 的 Ping 统计信息:
    数据包: 已发送 = 4，已接收 = 0，丢失 = 4 (100% 丢失)，

We can see here is timeout.
We can't visit google on china.

[vinayakkulkarni]

Hope you can change one. like 1.1.1.1 or other.

here is reason:

C:\Users\legiorange>ping google.com

正在 Ping google.com [172.217.194.101] 具有 32 字节的数据:
请求超时。
请求超时。
请求超时。
请求超时。

172.217.194.101 的 Ping 统计信息:
    数据包: 已发送 = 4，已接收 = 0，丢失 = 4 (100% 丢失)，

We can see here is timeout. We can't visit google on china.

There's a prop called as pingUrl which accepts url which is used to ping, if not provided, google.com is default.