Thursday, 28th March 2024

Comment posted What causes the “421 Cannot connect to SMTP server” error and a quick work around by .

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  1. Wszelkie dodatkowe informacje na stronie internetowej: says:
    Internet Explorer 7.0 Internet Explorer 7.0 Windows XP Windows XP
    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30)

    A mi siÄ™ bardzo podoba! Ogromny plus za takie przedstawienie tematu. Jestem zdecydowanie po Twojej stronie 😀

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  2. Jean-Claude says:
    Microsoft Edge 14.14393 Microsoft Edge 14.14393 Windows 10 x64 Edition Windows 10 x64 Edition
    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36 Edge/14.14393

    This is not an ISP filtering issue, as connecting via telnet shows that you have the needed connection.

    If you were unable to connect, then you could call this an ISP issue, otherwise, it’s hard to say that once your connected, and ISP is blocking your connection.

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  3. Sascha Wernicke says:
    Opera 8.50 8.50 Opera 8.50 8.50 Windows XP Windows XP
    Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; en) Opera 8.50

    Krasser Einfall. Aber man muss auch sehen, dass man sich nicht immer auf die Einfachheit der Dinge verlassen darf. Realismus ist oft besser als Wolkenkuckungsheime.

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  4. Joselyn Huezo says:
    Firefox 3.5.3 Firefox 3.5.3 Windows 7 Windows 7
    Mozilla/5.0 (Windows; U; Windows NT 6.1; en-GB; rv:1.9.1.3) Gecko/20090824 Firefox/3.5.3

    Appreciate it for helping out, superb information.

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