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Questions tagged [udp]

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Starting apps remotely via simple network protocols

I'm working on a project where I have several Android devices with certain apps installed on them that need to be started remotely via WiFi (or possibly Bluetooth) in response to a physical event ...
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1answer
301 views

Android OS - strange UDP traffic on port 123

I have a Redmi Note 3 (unrooted) phone running MIUI Global 10.2 [Android version 6.0.1 MMB29M] I have installed AdGuard to monitor the traffic that my phone sends/receives. While checking the '...
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1answer
228 views

UDP stream capture and replay

I am capturing audio from a radio device to my android using tcpdump. How can I take this cap file and replay the UDP stream within it? As I want to replay the audio I got from the radio.
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0answers
226 views

How to pass all throttled data traffic to an unthrottled port and browse internet at full speed

There are multiple TCP/UDP based VPN apps which can provide free internet. I'm no expert in this field but according to what I understand is that these apps can work if you are able to browse at least ...
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1answer
724 views

UDP no longer allowed to send on android 7+?

So I have been running an app on android (Samsung Note 4) with out trouble until the latest phones started coming out with android 7+ (Samsung S8, OnePlus3T). Now I find that UDP is blocked on the ...
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1answer
100 views

Galaxy S5 device does not receive ip packet

I have the following setup: Android Galaxy S5 Mini. Android version 5.1.1. I have 2 network interfaces: Interface1 with ip: 192.168.5.1 Interface2 with ip: 192.168.5.10 I create a DatagramSocket ...
2
votes
1answer
4k views

What is an easy method to test whether UDP traffic is blocked?

What is an easy method for an Android device to tell whether a data connection (either WiFi or mobile data alone) has UDP traffic blocked? Many corporate and public access points restrict UDP access, ...
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1answer
730 views

What 're opened TCP port android need to be connected on?

We've an android TV connected on a restricted WIFI network. Its IP adress is fixed. My problem only the web browser is working well. All other application can not go on the web or synchronize. We got ...