Port | Exchange On Premises | Exchange Online | Purpose |
---|---|---|---|
25/TCP | Mail routing | ||
80/TCP | Unencrypted Web Connections of:
| ||
110/TCP | POP3 Clients | ||
143/TCP | IMAP4 Clients | ||
443/TCP | Encrypted Web Connections of:
| ||
587/TCP | SMTP Clients | ||
993/TCP | IMAP4 Clients | ||
995/TCP | POP3 Clients |
General
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Integrations