Error: SMTP Error 517
What's Causing This Error
SMTP error code 517 usually occurs when issues with the sender's mail attribute are traditionally found within the Active Directory.
Solution - Here's How To Resolve It
The attributes set within the Active Directory must be valid. Therefore it is vital to ensure that all users (or users facing the issue) contains a valid mail attribute and that there are no invalid characters present within the attributes.
Other Common SMTP Errors (and Solutions)
- SMTP Error 101
- SMTP Error 111
- SMTP Error 221
- SMTP Error 250
- SMTP Error 420
- SMTP Error 421
- SMTP Error 422
- SMTP Error 431
- SMTP Error 432
- SMTP Error 441
- SMTP Error 442
- SMTP Error 446
- SMTP Error 447
- SMTP Error 449
- SMTP Error 450
- SMTP Error 452
- SMTP Error 453
- SMTP Error 454
- SMTP Error 455
- SMTP Error 458
- SMTP Error 459
- SMTP Error 471
- SMTP Error 451
- SMTP Error 500
- SMTP Error 501
- SMTP Error 502
- SMTP Error 503
- SMTP Error 504
- SMTP Error 510
- SMTP Error 511
- SMTP Error 512
- SMTP Error 513
- SMTP Error 515
- SMTP Error 521
- SMTP Error 522
- SMTP Error 523
- SMTP Error 530
- SMTP Error 531
- SMTP Error 533
- SMTP Error 534
- SMTP Error 535
- SMTP Error 538
- SMTP Error 540
- SMTP Error 541
- SMTP Error 542
- SMTP Error 543
- SMTP Error 546
- SMTP Error 547
- SMTP Error 550
- SMTP Error 551
- SMTP Error 552
- SMTP Error 553
- SMTP Error 554
- SMTP Error 555
- SMTP Error 556
- SMTP error: data not accepted
- SMTP error from the remote mail server after end of data
- SMTP connect error 10060
- SMTP error: could not connect to SMTP host
- SMTP error port 465
- SMTP timeout error
- SMTP syntax error command unrecognized
- SMTP error: could not authenticate
- CodeIgniter SMTP Mail Not Working
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- SuddenLink SMTP Server Not Working
- SMTP Is Not Working On The Server
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- Moodle SMTP Error: Could Not Authenticate
- Django SMTP Sender Refused
- The SMTP server requires a secure connection 5.7.57
- SMTP error: failed to connect to server
- Error SMTP 451 4.3 5 server configuration problem
- ORA-29278: SMTP transient error: 421 service not available
- SMTP error from remote mail server
- SMTP email server error
- SMTP error from remote mail server after rcpt
- SMTP server authentication error
- An unknown error occurred connecting to the SMTP server
- SMTP error: connection to server failed
- SMTP Error Codes
View all errors
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