Shadowsocks Android client failed to work

[strngtn]

To Reproduce
Steps to reproduce the behavior:

1. Go to Shadowsocks Android client
2. Create a profile, fill address/port/password/encryption and left all others as default.
3. Activate on the profile
4. Try open m.facebook.com in Firefox
5. Click "Test" button at the bottom of Shadowsocks Android.

Expected behavior
4. Open facebook homepage successfully.
5. Test succeeds.

Actual behavior
4. Fails to open facebook home page in browser
5. A toast popup which complaints "Unable to resolve host cp.cloudflare.com, no address associated with hostname"

Screenshots

Smartphone (please complete the following information):

• Android/Chrome OS version: Android 11
• Device: Oneplus 8
• Version: 5.2.6
• Last version that did not exhibit the issue: 5.0.x

Configuration
Put an x inside the [ ] that applies.

• IPv4 server address
• IPv6 server address
• Client IPv4 availability
• Client IPv6 availability
• Encrypt method: chacha20-ietf-poly1305
• Route
  • All

// Not sure what this config means.
// All DNS related settings are default values in both android client shadowsocks-rust server.

• Remote DNS: dns.google

// Not found this settings in client side.

• DNS over UDP

Additional context

1. Confirms that the private DNS in Android Phone is disabled.
2. Confirms that connection via v2ray plugin works well.

[zhonghanwen]

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