Are you running Symantec Norton SystemWorks 2000?
Does it only happen with this message?
That is a timeout error. Perhaps the message is too large for your ISP's
SMTP server?

This article suggests recreating your account if you use SSL
http://support.microsoft.com/default...b;en-us;315049



"Ibrahima" wrote in message
...
Hi,

I try to send an email which is about 7Mo. I'm using outlok 2003 SP.
It turn out that I get this message 0x8004210B with ...contact you ISP..
May I benefit from your help?

Thanks in advance.