I am trying to connect my modem to airtel. It was working fine earlier but now when I try to connect it gives error 720 and I can't connect. I try another sim of reliance GSM and it works but my airtel sim gives this error.
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I am trying to connect my modem to airtel. It was working fine earlier but now when I try to connect it gives error 720 and I can't connect. I try another sim of reliance GSM and it works but my airtel sim gives this error.