https://bugs.exim.org/show_bug.cgi?id=2340
Bug ID: 2340
Summary: conn-reject terminates routing-output list of hosts
Product: Exim
Version: 4.91
Hardware: All
OS: All
Status: NEW
Severity: bug
Priority: medium
Component: Transports
Assignee: ni...@exim.org
Reporter: jgh146...@wizmail.org
CC: exim-dev@exim.org
Seen with fedex.com :- only the (lowest-numbered MX) initial IP result from
(dnslookup) routing is being tried.
The transport process gets a conn-refused and doesn't try any further hosts:
13:15:13 85261 remote_smtp transport entered
13:15:13 85261 [REDACTED]@fedex.com
13:15:13 85261 hostlist:
13:15:13 85261 'mapper.gslb.fedex.com' IP 204.135.242.200 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.163 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.164 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.185 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.147 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.145 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.93 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.97 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.95 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.148 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.165 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.187 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.96 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 204.135.8.166 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.186 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.190 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.189 port -1
13:15:13 85261 'smtp.dmz.fedex.com' IP 199.81.212.146 port -1
...
13:15:14 85261 Connecting to mapper.gslb.fedex.com [204.135.242.200]:25 from
[REDACTED] ... 204.135.242.200 in hosts_try_fastopen? no (option unset)
13:15:14 85261 failed: Connection refused
13:15:14 85261 LOG: MAIN
13:15:14 85261 H=mapper.gslb.fedex.com [204.135.242.200] Connection refused
13:15:14 85261 set_process_info: 85261 delivering 1gRxdN-000BQ5-KF: just tried
mapper.gslb.fedex.com [204.135.242.200] for [REDACTED]@fedex.com: result DEFER
13:15:14 85261 added retry item for
T:mapper.gslb.fedex.com:204.135.242.200/[REDACTED]: errno=61 more_errno=0,A
flags=2
13:15:14 85261 all IP addresses skipped or deferred at least one address
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