The quagga package can be removed with the following command:
$ sudo yum erase quagga
Routing software is typically used on routers to exchange network topology information
with other routers. If routing software is used when not required, system network
information may be unnecessarily transmitted across the network.
If there is no need to make the router software available,
removing it provides a safeguard against its activation.
The zebra service can be disabled with the following command:
$ sudo systemctl mask --now zebra.service
Routing protocol daemons are typically used on routers to exchange network topology information with other routers. If routing daemons are used when not required, system network information may be unnecessarily transmitted across the network.