main reason: The motherboard power supply is insufficient. Other reasons: the use of extension cords and so on, resulting in insufficient voltage, start the background connection SMS Cat sometimes success sometimes fail.
View method:
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Note: from which you can view the power supply of all SMS cats, if the fifth step to see the need for power supply This column has an unknown description of the short message Cat power supply.
is the other way of viewing: Because the name is the same, the first look at the different hubs of the subordinate relationship, all only self-view
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Original address: http://bbs.delit.cn/thread-768-1-1.html
Reprint please indicate the source;
Author: metric Technology http://www.delit.cn
Multiple USB SMS CAT, start SMS Cat daemon is always a few can not connect