On Thu, Dec 08, 2022 at 09:24:19PM +0300, Odhiambo Washington via Exim-users wrote:
> On Thu, Dec 8, 2022 at 8:47 PM The Doctor via Exim-users <
> exim-users@???> wrote:
>
> > On Thu, Dec 08, 2022 at 02:33:01PM +0000, Jeremy Harris via Exim-users
> > wrote:
> > > On 08/12/2022 13:26, The Doctor via Exim-users wrote:
> > > > tcp4 0 0 midwest.ab.ca.smtps 5.34.207.58.62078
> > SYN_RCVD
> > > > tcp4 0 0 204.209.81.122.smtps 5.34.207.77.62962
> > SYN_RCVD
> > > > tcp4 0 0 204.209.81.102.smtps 5.34.207.195.9246
> > ESTABLISHED
> > > > tcp4 0 0 stagehypnotistco.smtps 5.34.207.114.55268
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.97.smtps 5.34.207.198.63598
> > ESTABLISHED
> > > > tcp4 0 6153 204.209.81.174.smtps 5.34.207.114.4726
> > ESTABLISHED
> > > > tcp4 0 6153 dwellmodern.ca.smtps 5.34.207.190.48444
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.110.smtps 5.34.207.198.63764
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.51.smtps 5.34.207.198.38686
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.87.smtps 5.34.207.77.43412
> > ESTABLISHED
> > > > tcp4 0 0 environmental-so.smtps 5.34.207.49.53302
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.51.smtps 5.34.207.153.61228
> > ESTABLISHED
> > > > tcp4 0 0 lpeser.ca.smtps 5.34.207.198.43508
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.142.smtps 5.34.207.198.4664
> > ESTABLISHED
> > > > tcp4 0 0 gibb.ab.ca.smtps 5.34.207.189.8904
> > ESTABLISHED
> > > > tcp4 0 0 robertsonsplumbi.smtps 5.34.207.189.1834
> > ESTABLISHED
> > > > tcp4 0 151 attilahypnotist..smtps 5.34.207.198.5432
> > ESTABLISHED
> > > > tcp4 0 0 techsupplies.ca.smtps 5.34.207.58.62492
> > ESTABLISHED
> > > > tcp4 0 0 proflamefireplac.smtps 5.34.207.198.56078
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.97.smtps 5.34.207.191.21406
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.151.smtps 5.34.207.95.43326
> > ESTABLISHED
> > > > tcp4 0 0 unityintegration.smtps 5.34.207.191.29918
> > ESTABLISHED
> > > > tcp4 0 47 albertadogs.com.smtps 5.34.207.77.59246
> > ESTABLISHED
> > > > tcp4 0 0 lpeser.ca.smtps 5.34.207.153.16136
> > ESTABLISHED
> > > > tcp4 0 0 valpy.com.smtps 5.34.207.153.7492
> > ESTABLISHED
> > > > tcp4 0 0 travelersfirstch.smtps 5.34.207.153.45748
> > ESTABLISHED
> > > > tcp4 0 43 massageresultsco.smtps 5.34.207.185.20282
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.102.smtps 5.34.207.186.47794
> > ESTABLISHED
> > > > tcp4 0 0 204.209.81.110.smtps 5.34.207.193.51362
> > ESTABLISHED
> > > > tcp4 0 0 valpy.com.smtps 5.34.207.198.50486
> > ESTABLISHED
> > > > tcp4 0 64 204.209.81.167.smtps 5.34.207.198.34662
> > ESTABLISHED
> > > > tcp4 0 64 stage-hypnosis-c.smtps 5.34.207.198.64002
> > ESTABLISHED
> > > > tcp4 0 64 204.209.81.102.smtps 5.34.207.198.23784
> > ESTABLISHED
> > > > tcp4 0 64 promoteyourbusin.smtps 5.34.207.198.51544
> > ESTABLISHED
> > > > tcp4 0 64 fortchipewyanlod.smtps 5.34.207.198.21030
> > ESTABLISHED
> > > >
> > > > I am using exim-4.95 from FreeBSD ports.
> > >
> > >
> > > Ah, those are all ".smtps" - I suspect netstat on FreeBSD means "port
> > 465" there.
> > > If those are hung waiting to complete TLS negotiation, you'd see that.
> > >
> > > For those, use the main-config option "host_reject_connection" rather
> > than the
> > > connect ACL - it operates before the TLS startup for TLS-on-connect
> > ports,
> > > while the ACL is run after.
> > >
> > >
> > > I'm considering changing that, even though it's an incompatible change.
> > > Having the ACL operate before TLS startup (for TLS-on-connect) would
> > align
> > > with the operation for STARTTLS, and possibly cause less surprise.
> > > Anybody want to comment?
> >
> > Just reading this.
> >
> > Tried
> >
> > host_reject_connection = 5.34.207.*
> >
> > Still not doing the rejection job.
> >
>
> hostlist host_rejects = 5.34.207.0/24
> host_reject_connection = +host_rejects
>
> host_reject_connection = +host_reject
>
> root@gw:/usr/home/wash # exim -bh 5.34.207.3
>
> **** SMTP testing session as if from host 5.34.207.3
> **** but without any ident (RFC 1413) callback.
> **** This is not for real!
>
> >>> host in hosts_connection_nolog? no (option unset)
> LOG: SMTP connection from [5.34.207.3]
> >>> host in host_lookup? yes (matched "*")
> >>> looking up host name for 5.34.207.3
> >>> IP address lookup using gethostbyaddr()
> >>> IP address lookup failed: h_errno=1
> >>> host in "5.34.207.0/24"? yes (matched "5.34.207.0/24")
> >>> host in host_reject_connection? yes (matched "+host_rejects")
> LOG: refused connection from [5.34.207.3] (host_reject_connection)
> 554 SMTP service not available
> root@gw:/usr/home/wash #
>
>
>
Still seeing
netstat -a | egrep smtp
tcp4 0 0 exploreedmonton..smtps 5.34.207.189.26526 SYN_RCVD
tcp4 0 0 comparealbertapo.smtps 5.34.207.190.30872 FIN_WAIT_2
tcp4 0 0 204.209.81.148.smtps 5.34.207.114.57546 FIN_WAIT_2
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