¿How can I configure the email size? i added this line to postfix configuration file (/etc/postfix/main.cf): Code: message_size_limit = 10480000 but the problem persists. ¿any idea? Thanks!
Yes, without results. Perhaps ISPConfig have a different configuration file but I don't know where is it.
How bit is the attachment you are trying to send? Attachments become up to 1/3 larger when sent sind they need to be converted...
are you using webmail or mail client (eq outlook), if you are using webmail maybe problem with your limit upload file size in your php
Redox: 8 MB + 1/3 (of 8MB) is about 10.6 MB and therefor larger than what you have set your max size to...