From Newsgroup: comp.mail.sendmail
Here is the sanitized log from the journal on an attempt to send.
Notice that there is no AUTH offered. The solution has to come from there.
I'll post the sendmail.mc next.
Oct 09 20:00:36 test.com sm-mta[19095]: NOQUEUE: connect from customer.dllstxx1.pop.starlinkisp.net [98.97.78.136] (may be forged)
Oct 09 20:00:36 test.com sm-mta[19095]: AUTH warning: no mechanisms
Oct 09 20:00:36 test.com sm-mta[19095]: 599K0ZLN019095: Milter: no
active filter
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 220
example.org ESMTP
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: <-- EHLO [192.168.1.43]
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-test.com
Hello customer.dllstxx1.pop.starlinkisp.net [98.97.78.136] (may be
forged), pleased to meet you
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-ENHANCEDSTATUSCODES
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-PIPELINING
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-EXPN
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-VERB
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-8BITMIME
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-SIZE
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-DSN
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-STARTTLS
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250-DELIVERBY
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 250 HELP
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: <-- STARTTLS
Oct 09 20:00:37 test.com sm-mta[19095]: engine=(null), path=(null),
ispre=0, pre=0, initialized=0
Oct 09 20:00:37 test.com sm-mta[19095]: tls_srv_features=(null), relay=[98.97.78.136] [98.97.78.136]
Oct 09 20:00:37 test.com sm-mta[19095]: tls_srv_features=empty, stat=0, relay=[98.97.78.136] [98.97.78.136]
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: --- 220 2.0.0
Ready to start TLS
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=server, info: fds=8/4,
err=2
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=server, get_verify: 0 get_peer: 0x0
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=server, relay=customer.dllstxx1.pop.starlinkisp.net [98.97.78.136] (may be
forged), version=TLSv1.3, verify=NOT, cipher=TLS_AES_128_GCM_SHA256, bits=128/128
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=server, cert-subject=, cert-issuer=, verifymsg=ok
Oct 09 20:00:37 test.com sm-mta[19095]: AUTH warning: no mechanisms
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=read, info: fds=8/4, err=2
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLN019095: <-- EHLO [192.168.1.43]
Oct 09 20:00:37 test.com sm-mta[19095]: poststats: /var/lib/sendmail/sendmail.st: No such file or directory
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-test.com
Hello customer.dllstxx1.pop.starlinkisp.net [98.97.78.136] (may be
forged), pleased to meet you
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-ENHANCEDSTATUSCODES
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-PIPELINING
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-EXPN
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-VERB
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-8BITMIME
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-SIZE
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-DSN
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250-DELIVERBY
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 250 HELP
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=read, info: fds=8/4, err=2
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: <-- MAIL FROM:<
ai5ne@test.com> BODY=8BITMIME SIZE=375
Oct 09 20:00:37 test.com sm-mta[19095]: 599K0ZLO019095: --- 530 5.7.0 Authentication required
Oct 09 20:00:37 test.com sm-mta[19095]: STARTTLS=read, info: fds=8/4, err=2
Oct 09 20:00:39 test.com sm-mta[19095]: 599K0ZLO019095: --- 421 4.4.1
test.com Lost input channel from customer.dllstxx1.pop.starlinkisp.net [98.97.78.136] (may be forged)
Oct 09 20:00:39 test.com sm-mta[19095]: 599K0ZLO019095: lost input
channel from customer.dllstxx1.pop.starlinkisp.net [98.97.78.136] (may
be forged) to MSP-v6 after mail
Oct 09 20:00:39 test.com sm-mta[19095]: poststats: /var/lib/sendmail/sendmail.st: No such file or directory
--
Knute Johnson
--- Synchronet 3.21a-Linux NewsLink 1.2