Confidentiality Clause In An Email If I Signed A Confidentiality Clause, But Not A Non-compete?

If I signed a confidentiality clause, but not a non-compete? - confidentiality clause in an email

Clause, and I work for a competitor can go after the company had received my previous employer and ask to do business with my current employer without being legally responsible for everything. Exactly what my confidentiality clause, which allows me to not be able to with my current employer do?