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Ideally you will need to have one certificate with the SANs of both domains, in exchange you cannot assign multiple ceritifate for the same service (with the exception of SMTP)
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Ideally you will need to have one certificate with the SANs of both domains, in exchange you cannot assign multiple ceritifate for the same service (with the exception of SMTP)

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I have my Exchange server on site with their certificate for mail (SMTP , IMAP , POP , IIS ) . I need to create another mail domain in this same server and need another certificate for this new domain. The question is. If I install another certificate with the same services (SMTP , IMAP , POP, IIS) on the server ments did not affect the current or what about writing ? They can live both certificates with the same services ?
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I have my Exchange server on site with their certificate for mail (SMTP , IMAP , POP , IIS ) . I need to create another mail domain in this same server and need another certificate for this new domain. The question is. If I install another certificate with the same services (SMTP , IMAP , POP, IIS) on the server ments did not affect the current or what about writing ? They can live both certificates with the same services ?

Other certificate of mail in Exchange Server for other domain.

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.