What notification methods does Zabbix support?

Zabbix supports the following notification methods:

1. Email: Send notifications to specified recipients via electronic mail.
2. Send notifications to specified phone numbers via text messages.
3. Use the instant messaging software Jabber to send notifications.
4. HTTP: Use a HTTP POST request to send notifications to a specified recipient.
5. SNMP Trap: Sending notifications via the SNMP protocol.
6. Custom scripts: Users can write their own scripts to implement alternative notification methods.