Danke,
hab ich so wie es in der help steht gemacht
Mail-Gateway
Remote SMTP Server
The Internet SMTP server. The outgoing e-mails will be forwarded to this server.
Remote POP3 Server
The Internet POP3 server. By default this server will be used to forward POP3 requests. If you need to use different server, set username and server delimited by "#" charecter in POP3 username field in you mail client configuration.
Examples: user#popserver.domain.net
Eudora is a special case, you would set it's POP account as follows: user#popserver.domain.net@proxy_host
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geht aber trotzem nicht.
aber vielleicht komm ich mit deiner anleitung weiter.