Alertmanager sends the alarm email and specifies it as the Alibaba mailbox of the company

 vim alertmanager/alertmanager.yml

The following is the configuration of proxy Alibaba mailbox , Not applicable to other types of mailboxes

global:
  resolve_timeout: 5m # Solve the alarm interval 
  smtp_smarthost: 'smtp.mxhichina.com:465' # mailbox smtp Server agent 
  smtp_from: ' Alibaba email of the company '  # Send email name 
  smtp_auth_username: ' Alibaba email of the company '  #  E-mail name 
  smtp_auth_password: ' Email login password ' 
  smtp_require_tls: false

Restart after changing the configuration alermanager The service can be ！