Testing connectivity between the on-premises appliances and cloud Endpoint Security (HX) servers

To test connectivity between the on-premises Endpoint Security (HX) appliances and cloud Endpoint Security (HX) servers using the CLI:

Log in to the on-premises appliance using the SSH protocol and the IP address or hostname of the appliance's management interface.

Enable CLI configuration mode.

hostname > enablehostname # configure terminal

Telnet to the cloud Endpoint Security (HX) server on port 80:
```
hostname # telnet <hostname-or-IPaddress> 80
```
where <hostname-or-IPaddress> is the host name or public IP address of the cloud Endpoint Security (HX) appliance.

In the output from this command, verify that telnet succeeds in making a connection.

Trying <IPaddress-or-host-name>...
Connected to <IPaddress-or-host-name>.
Escape character is '^]'.