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Hello,
we have configured SMTP AUTH, which is working successfully . But within the message Tracking I can find following line, which confuses me.
(ICID xxxxxx) SMTP authentication disallowed for user: X-USERNAME with profile: XXX-SMTP-Forward... pol...
Hi,
our customers asks for a way to establish a authentication mechanism for internal and external systems, which sends mails through the Cisco ESA.
There fore I think we need to setup to ways for authentication:
Internal mailservers (Exchange/Notes)...