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Undeliverable email with #5.7.1

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Undeliverable email with #5.7.1

Postby blin » Tue Nov 22, 2016 12:26 pm

Issue description:
=============
Undeliverable email

Issue resolution:
=============
We tried to resolve the issue by below step:

You have raised this Case as when the Email was sent From: username@chicagotech.net
To: IPTEAM2 [ipteam2@sdworx.com] & the recipient rejected there Email with below NDR

Error Details
Reported error: 550 5.0.350 Remote server returned an error -] 553 Message filtered. Refer to the Troubleshooting page at;http://www.symanteccloud.com/troubleshooting for more;information. (#5.7.1)
DSN generated by: CO2PR0701MB1014.namprd07.prod.outlook.com
Remote server: server-10.tower-48.messagelabs.com

We checked the SPF for Domain hsapayroll.com & it is was setup correctly & was pointing to O365.
We ran the message trace from O365 portal & found the Email was Not routed from HRDP pool.
We see this issue as a false positive issue where legitimate Email is rejected by the recipeint Domain.
We found you are having a standard signature in there Office that contains Logos, URL & Phone Number
We tried to sent Email without Signature & without the attachment & the Email was delivered successfully.
How to Configure and Troubleshoot Cisco
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blin
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