Send mail from file

cat /home/varac/projects/email/testmails/wrong-cc.eml  | sendmail -t

Swaks

export FROM=varac@dev.bitmask.net; export TO=varac@dev.bitmask.net
swaks -f $FROM -t $TO --body .gtube

Test TLS

swaks -f $FROM -t $TO --tls

Special chars

swaks -f $FROM -t $TO \
  --header "Content-Type: text/plain; charset='utf-8'\nSubject: special char test: öäüß@øñ€" \
  --body "special char body test: öäüß@øñ€"

Use smtps port

swaks -f $FROM -t $TO --tlsc

Attachment

swaks -f $FROM -t $TO --attach ~/leap/mail/random_10mb.img

smtp auth and tlsc

swaks -f $FROM -t $TO --tlsc -au varac -ap xxx
swaks --to $TO --from $FROM --auth LOGIN --auth-user $FROM --server mail.example.org \
  --protocol SSMTP -4

Postfix Stresstest

20 connections in parallel, 50kB each, 100 mails = 5mB total:

time smtp-source -s 20 -l 51200 -m 100 -c -f $FROM -t $TO localhost:25

Sendmail

echo -e "From: ${FROM}\nTo: ${TO}\nCc: {CC}\nSubject: subj\n\nbody" | sendmail -f $FROM $TO

SendEmail

echo test | sendemail -f $FROM -t $TO,$CC