Super User is a question and answer site for computer enthusiasts and power users. It's 100% free, no registration required.

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

ERROR Msg :: Log onto incoming mail server (IMAP): The host '' cannot be found. Verify that the server name is typed correctly.

I would like to know format of combine the proxy authentication credentials with the IMAP server credentials We are using IWSVA 5.0 as proxy server

share|improve this question

Please check that your proxy server is not blocking Gmail IMAP ports or address? or has proper port mapping for below ports. Gmail use these port for accessing via e-mail clients:

IMAP : 993
POP3 : 995
SMTP : 587 or 465
share|improve this answer

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.