On Fri, 2004-05-28 at 04:15, Derek Jennings wrote: <snip> Derek,
I did a little more snooping. See below: > > Hi Terry > I'll revise my page to make it clear that Port 25 needs to be open in the > firewall. I know others have been caught out like that. No it will not > compromise your security. If you want to receive mails with SMTP then port 25 > has to be open. > > As for your rejected message. Postfix needs to know the domains it has to > receive mail for, and which networks/domains it should relay mail for. > Take a look at the mydestination parameter. > > mydestination should list all the possible permutations of how mail could be > addressed e.g. > mydestination= localhost, tbox.myhouse.net, myhouse.net, $myhostname, > localhost.$mydomain, $mydomain > > [EMAIL PROTECTED] root]# postconf | grep mydestination mydestination = $myhostname, localhost.$mydomain, localhost proxy_read_maps = $local_recipient_maps $mydestination $virtual_alias_maps $virtual_alias_domains $virtual_mailbox_maps $virtual_mailbox_domains $relay_recipient_maps $relay_domains $canonical_maps $sender_canonical_maps $recipient_canonical_maps $relocated_maps $transport_maps $mynetworks relay_domains = $mydestination Which file do I use to set this variable? I was using webmin to attempt administration. > I am a bit confused by your post. You say messages are being delivered, yet > you are getting rejected messages? I am getting mail from the local system saying that the message was rejected. > Did you set up an alias for root in /etc/postfix/aliases (and run postalias > afterwards) ? Yes. > I wonder if it is just mail for root which is getting > rejected. > (Note: In postfix it is impossible to send mail to the normal root mail > spoolfile because postfix runs 'chroot' and cannot see the root spoolfile.) > > > If you look in /var/log/mail/info warnings and errors you should see more > detailed messages of what is going wrong. May 28 17:59:07 tbox postfix/qmgr[12289]: 742CE99E64: from=<[EMAIL PROTECTED]>, size=342, nrcpt=1 (queue active) May 28 17:59:07 tbox postfix/smtp[8794]: connect to myhouse.net[220.80.108.83]: Connection refused (port 25) ^^^^ the mydestination variable should mention this, shouldn't it? Thanks, Terry Terry Golightly ... [EMAIL PROTECTED] ... Pittsburgh, Pa Mandrake Linux release 10.0 (Official) for i586 kernel 2.6.3-9mdk-i686-up-4GB 18:26:43 up 2 days, 1:07, 3 users, load average: 0.17, 0.24, 0.12 The time spent on any item of the agenda [of a finance committee] will be in inverse proportion to the sum involved. -- C.N. Parkinson
# Default aliases file for postfix # # this file should be in /etc or in /etc/postfix but if you want it in # /etc/postfix you'll have to adjust your /etc/postfix/main.cf file accordingly # # Aliases in this file will NOT be expanded in the header from # mail, but WILL be visible over networks or from /bin/mail. # # Following alias is required by the mail protocol, RFC 822 (and by RFC2142) # Set it to the address of a HUMAN who deals with this system's mail problems. # # For various security reasons, postfix WILL NOT deliver mail as root, so # ensure that the root alias is aliased to a HUMAN user, as otherwise # mail may get delivered to the $default_privs user (nobody). postmaster: root # Many mailers use this address to represent the empty SMTP return # path MAILER-DAEMON: postmaster # Common aliases for system accounts. bin: root daemon: root games: root ingres: root nobody: root system: root toor: root foo: root falken: root # Well-known aliases. admin: root manager: root dumper: root operator: root # traps to catch security attacks decode: root moof: root moog: root # The following aliases are required by RFC 2142 info: staff marketing: staff sales: staff support: staff # Standard aliases also defined by RFC 2142 abuse: postmaster # reports of network infrastructure difficulties noc: root # address to report secuirty problems security: root # DNS administrator (DNS soa records should use this) hostmaster: root # Usenet news service administrator news: usenet usenet: root # http/web service administrator www: webmaster webmaster: root # UUCP service administrator uucp: root # FTP administrator (especially anonymouse FTP) ftp: root # Commonly used group aliases: # staff: postmaster office: postmaster all: postmaster tech: postmaster ops: postmaster # Person who should get root's mail. This alias # must exist. # CHANGE THIS LINE to an account of a HUMAN root: terryg # Note to the user: You must create the alias above! # The root alias *must* exist under postfix because # postfix runs as a non-privileged user and cannot # touch a spool file which is UID/GID root # The mapping to the postfix user is to ensure that root's mail # doesn't get lost on a system installed out of the box.
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