- Something
- Wednesday, February 15th, 2006 at 4:18:56pm MST
- [root@Xena root]# cat /etc/mail/sendmail.mc
- divert(-1)dnl
- dnl ###############Custom Section#####################
- FEATURE(always_add_domain)dnl
- FEATURE(`masquerade_entire_domain')dnl
- FEATURE(`masquerade_envelope')dnl
- FEATURE(`allmasquerade')dnl
- MASQUERADE_AS(`smarterior.com')dnl
- MASQUERADE_DOMAIN(`smarterior.com')dnl
- MASQUERADE_DOMAIN(localhost)dnl
- MASQUERADE_DOMAIN(localhos.localdomain)dnl
- dnl ##############END CUSTOM SECTION##################
- dnl #
- dnl # This is the sendmail macro config file for m4. If you make changes to
- dnl # /etc/mail/sendmail.mc, you will need to regenerate the
- dnl # /etc/mail/sendmail.cf file by confirming that the sendmail-cf package is
- dnl # installed and then performing a
- dnl #
- dnl # make -C /etc/mail
- dnl #
- include(`/usr/share/sendmail-cf/m4/cf.m4')dnl
- VERSIONID(`setup for Red Hat Linux')dnl
- OSTYPE(`linux')dnl
- dnl #
- dnl # default logging level is 9, you might want to set it higher to
- dnl # debug the configuration
- dnl #
- dnl define(`confLOG_LEVEL', `9')dnl
- dnl #
- dnl # Uncomment and edit the following line if your outgoing mail needs to
- dnl # be sent out through an external mail server:
- dnl #
- dnl define(`SMART_HOST',`mail.smarterior.com')
- dnl #
- define(`confDEF_USER_ID',``8:12'')dnl
- dnl define(`confAUTO_REBUILD')dnl
- define(`confTO_CONNECT', `1m')dnl
- define(`confTRY_NULL_MX_LIST',true)dnl
- define(`confDONT_PROBE_INTERFACES',true)dnl
- define(`PROCMAIL_MAILER_PATH',`/usr/bin/procmail')dnl
- define(`ALIAS_FILE', `/etc/aliases')dnl
- define(`STATUS_FILE', `/var/log/mail/statistics')dnl
- define(`UUCP_MAILER_MAX', `2000000')dnl
- define(`confUSERDB_SPEC', `/etc/mail/userdb.db')dnl
- define(`confPRIVACY_FLAGS', `authwarnings,novrfy,noexpn,restrictqrun')dnl
- define(`confAUTH_OPTIONS', `A')dnl
- dnl #
- dnl # The following allows relaying if the user authenticates, and disallows
- dnl # plaintext authentication (PLAIN/LOGIN) on non-TLS links
- dnl #
- dnl define(`confAUTH_OPTIONS', `A p')dnl
- dnl #
- dnl # PLAIN is the preferred plaintext authentication method and used by
- dnl # Mozilla Mail and Evolution, though Outlook Express and other MUAs do
- dnl # use LOGIN. Other mechanisms should be used if the connection is not
- dnl # guaranteed secure.
- dnl # Please remember that saslauthd needs to be running for AUTH.
- dnl #
- dnl TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
- dnl define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
- dnl #
- dnl # Rudimentary information on creating certificates for sendmail TLS:
- dnl # make -C /usr/share/ssl/certs usage
- dnl # or use the included makecert.sh script
- dnl #
- define(`CERT_DIR',`/etc/mail/certs')
- define(`confCACERT_PATH',`CERT_DIR')
- define(`confCACERT',`CERT_DIR/cacert.pem')
- define(`confSERVER_CERT',`CERT_DIR/cert.pem')
- define(`confSERVER_KEY',`CERT_DIR/key.pem')
- define(`confCLIENT_CERT',`CERT_DIR/cert.pem')
- define(`confCLIENT_KEY',`CERT_DIR/key.pem')
- dnl #
- dnl # This allows sendmail to use a keyfile that is shared with OpenLDAP's
- dnl # slapd, which requires the file to be readble by group ldap
- dnl #
- dnl define(`confDONT_BLAME_SENDMAIL',`groupreadablekeyfile')dnl
- dnl #
- dnl define(`confTO_QUEUEWARN', `4h')dnl
- dnl define(`confTO_QUEUERETURN', `5d')dnl
- dnl define(`confQUEUE_LA', `12')dnl
- dnl define(`confREFUSE_LA', `18')dnl
- define(`confTO_IDENT', `0')dnl
- dnl FEATURE(delay_checks)dnl
- FEATURE(`no_default_msa',`dnl')dnl
- FEATURE(`smrsh',`/usr/sbin/smrsh')dnl
- FEATURE(`mailertable',`hash -o /etc/mail/mailertable.db')dnl
- FEATURE(`virtusertable',`hash -o /etc/mail/virtusertable.db')dnl
- FEATURE(redirect)dnl
- FEATURE(always_add_domain)dnl
- FEATURE(use_cw_file)dnl
- FEATURE(use_ct_file)dnl
- dnl #
- dnl # The -t option will retry delivery if e.g. the user runs over his quota.
- dnl #
- FEATURE(local_procmail,`',`procmail -t -Y -a $h -d $u')dnl
- FEATURE(`access_db',`hash -T<TMPF> -o /etc/mail/access.db')dnl
- FEATURE(`blacklist_recipients')dnl
- EXPOSED_USER(`root')dnl
- dnl #
- dnl # The following causes sendmail to only listen on the IPv4 loopback address
- dnl # 127.0.0.1 and not on any other network devices. Remove the loopback
- dnl # address restriction to accept email from the internet or intranet.
- dnl #
- dnl # DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')
- dnl #
- dnl # The following causes sendmail to additionally listen to port 587 for
- dnl # mail from MUAs that authenticate. Roaming users who can't reach their
- dnl # preferred sendmail daemon due to port 25 being blocked or redirected find
- dnl # this useful.
- dnl #
- dnl DAEMON_OPTIONS(`Port=submission, Name=MSA, M=Ea')dnl
- dnl #
- dnl # The following causes sendmail to additionally listen to port 465, but
- dnl # starting immediately in TLS mode upon connecting. Port 25 or 587 followed
- dnl # by STARTTLS is preferred, but roaming clients using Outlook Express can't
- dnl # do STARTTLS on ports other than 25. Mozilla Mail can ONLY use STARTTLS
- dnl # and doesn't support the deprecated smtps; Evolution <1.1.1 uses smtps
- dnl # when SSL is enabled-- STARTTLS support is available in version 1.1.1.
- dnl #
- dnl # For this to work your OpenSSL certificates must be configured.
- dnl #
- dnl DAEMON_OPTIONS(`Port=smtps, Name=TLSMTA, M=s')dnl
- dnl #
- dnl # The following causes sendmail to additionally listen on the IPv6 loopback
- dnl # device. Remove the loopback address restriction listen to the network.
- dnl #
- dnl DAEMON_OPTIONS(`port=smtp,Addr=::1, Name=MTA-v6, Family=inet6')dnl
- dnl #
- dnl # enable both ipv6 and ipv4 in sendmail:
- dnl #
- dnl DAEMON_OPTIONS(`Name=MTA-v4, Family=inet, Name=MTA-v6, Family=inet6')
- dnl #
- dnl # We strongly recommend not accepting unresolvable domains if you want to
- dnl # protect yourself from spam. However, the laptop and users on computers
- dnl # that do not have 24x7 DNS do need this.
- dnl #
- FEATURE(`accept_unresolvable_domains')dnl
- dnl #
- dnl FEATURE(`relay_based_on_MX')dnl
- dnl #
- dnl # Also accept email sent to "localhost.localdomain" as local email.
- dnl #
- LOCAL_DOMAIN(`localhost.localdomain')dnl
- dnl #
- dnl # The following example makes mail from this host and any additional
- dnl # specified domains appear to be sent from mydomain.com
- dnl #
- dnl MASQUERADE_AS(`mydomain.com')dnl
- dnl #
- dnl # masquerade not just the headers, but the envelope as well
- dnl #
- dnl FEATURE(masquerade_envelope)dnl
- dnl #
- dnl # masquerade not just @mydomainalias.com, but @*.mydomainalias.com as well
- dnl #
- dnl FEATURE(masquerade_entire_domain)dnl
- dnl #
- dnl MASQUERADE_DOMAIN(localhost)dnl
- dnl MASQUERADE_DOMAIN(localhost.localdomain)dnl
- dnl MASQUERADE_DOMAIN(mydomainalias.com)dnl
- dnl MASQUERADE_DOMAIN(mydomain.lan)dnl
- MAILER(smtp)dnl
- MAILER(procmail)dnl
- [root@Xena root]#
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