ICMP TCP Ping Service
Implements a Ping from this eNMS instance to the selected devices from inventory, or a custom IP Address, using either ICMP or TCP.

Configuration parameters for creating this service instance:
Protocol: Use either ICMP or TCP packets to ping the devices.IP Address: Custom IP Address to ping or the device's inventory IP Address if empty. (Supports variable substitution)Ports (TCP ping only): Which ports to ping (should be formatted as a list of ports separated by a comma, for example "22,23,49").Count: Number of ping packets to send.Timeout: Seconds to wait before declaring timeout.Ttl: Time to Live parameter, which tells routers when to discard this packet because it has been in the network too long (too many hops).Packet Size: Size of the ping packet payload to send in bytes.