Good day.
I have a list of servers in Host. I can select all servers using the /.*/ expression. And how do I write an expression to select all servers except SERVER_B?

Good day.
I have a list of servers in Host. I can select all servers using the /.*/ expression. And how do I write an expression to select all servers except SERVER_B?

What datasource do you use?
My datasource Zabbix.
not sure it supports it.