hi, guys. I got this fixed,
the reason is APN is wrong. so, I think this is may be NetworkManger's bug.
because my ISP is China union. the correct APN is 3gnet, is not uninet anymore.
so, I manual change the APN from default value uninet to 3gnet. it works.
hi, guys. I got this fixed,
the reason is APN is wrong. so, I think this is may be NetworkManger's bug.
because my ISP is China union. the correct APN is 3gnet, is not uninet anymore.
so, I manual change the APN from default value uninet to 3gnet. it works.
thank you