[Feature] ICMP and beyond.

[mayurah]

Use cases:

• Ping host before SNMP Polling (Get/Walk)
• Ping only telemetry to get availability of the devices
• Do X for given input (Host, URL, Domain, IP CIDR).

Caveats:

• Many environment may not

Expanding Inventory spec:

• Feature field:
• SNMP being default mode,
• rest being ping, curl, nslookup, each being docker image of it's own and they

Docker based architecture

• input, process, output
• input via REST or CLI