When attemoting to send email my Thunderbird email client indicates that ATT's outbound.att.net SSL certificate from Verisign is exipred as of 10/1/2013.
Verisign web site verifys certicate is expired.
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I'm having the same problem...can receive emails but not send or respond, can't find anywhere that gives any guidance
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I'm having the same problem...can receive emails but not send or respond, can't find anywhere that gives any guidance
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