"Calico provides secure network connectivity for containers and virtual machine workloads." - https://docs.projectcalico.org/v3.1/introduction/
Calico works in several environments, but these examples all apply to Kubernetes.
Show a bunch of info about your calico config
for X in bgpPeer hostEndpoint ipPool node policy profile workloadEndpoint ; do echo "=========== $X" calicoctl get $X 2>/dev/null done