Can't connect to Android via ADB over wifi - Do I need root access?

Question

I\'m basically trying to do this: How can I connect to Android with ADB over TCP? with the Droid X2.

I have USB Debugging on, and my phone is plugged in via USB. The

Answer 1

Symptoms

With my phone, this problem happens a lot. I get these symptoms:

• ping x.x.x.x times out
• adb connect x.x.x.x times out ("unable to connect")
• telnet x.x.x.x 5555 times out

Workaround

I need to disable and re-enable WiFi on my phone before running adb connect on my computer. Then I can both ping, telnet, and adb connect to the phone.

I'm using a Sony Xperia M C1904 running CyanogenMod 12.1.