[Bug] In LAN, hotspot host can't access client service, but client can access host service.

[yingshaoxo]

Reproduce:

1. Host open 'repeater'. It has IP of 192.168.49.1/24.
2. Another phone connect to it, by using simple http server, it got ip address of 192.168.49.32:8080
3. In host phone, by visiting http://192.168.49.32:8080, I got no response.

But

If I use host phone to start a simple http server service If I use client phone to visit http://192.168.49.1:8080, I got response