.msmtprc

# Accounts will inherit settings from this section
defaults
auth             on
tls              on
tls_starttls on
tls_certcheck off
# tls_trust_file /etc/ssl/certs/ca-certificates.crt

account bteb
host smtp.bteb.cn
port 25
from hantao@bteb.cn
user hantao@bteb.cn
passwordeval cat $HOME/.config/neomutt/alimail.pass
tls on
auth on
# password 
# auth plain

account hotmail
host smtp.office365.com
port 587
from hantaotaohan@hotmail.com
user hantaotaohan@hotmail.com
passwordeval cat $HOME/.config/neomutt/hotmail.pass
# password 

logfile ~/.msmtp.log

# Set a default account
account default : bteb