Health check options

Health checks include several protocols and protocol specific options.

The health check protocol options include:

ping

Use PING to test the link with the server.

tcp-echo

Use TCP echo to test the link with the server.

udp-echo

Use UDP echo to test the link with the server.

http

Use HTTP-GET to test the link with the server.

twamp

Use TWAMP to test the link with the server.

dns

Use DNS query to test the link with the server.

The FortiGate sends a DNS query for an A Record and the response matches the expected IP address.