antidote@debian:~$ cat ripd-conf.json
{
    "frr-ripd:ripd": {
        "instance": [
            {
                "vrf": "default",
                "redistribute": [
                    {
                        "protocol": "connected"
                    },
                    {
                        "protocol": "kernel"
                    }
                ]
            }
        ]
    }
}
antidote@debian:~$ sudo sysrepocfg frr-ripd -i ./ripd-conf.json -f json
The new configuration was successfully applied.
antidote@debian:/usr/lib/frr$ sudo sysrepocfg --datastore=running frr-ripd -o -f json -x
{
  "frr-ripd:ripd": {
    "instance": [
      {
        "vrf": "default",
        "redistribute": [
          {
            "protocol": "connected"
          },
          {
            "protocol": "kernel"
          }
        ],
        "state": {
          "routes": {
            "route": [
              {
                "prefix": "0.0.0.0/0",
                "next-hop": "10.0.2.2",
                "interface": "ens3",
                "metric": 1
              },
              {
                "prefix": "10.0.2.0/24",
                "interface": "ens3",
                "metric": 1
              }
            ]
          }
        }
      }
    ]
  }
}
antidote@debian:/usr/lib/frr$ telnet 127.0.0.1 2602
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.

Hello, this is FRRouting (version 7.2-dev).
Copyright 1996-2005 Kunihiro Ishiguro, et al.


User Access Verification

Password:
debian> en
debian# show running-config

Current configuration:
!
frr version 7.2-dev
frr defaults traditional
!
hostname debian
password antidotelabs
!
!
!
!
router rip
 redistribute connected
 redistribute kernel
!
line vty
!
end
debian# show ip rip
Codes: R - RIP, C - connected, S - Static, O - OSPF, B - BGP
Sub-codes:
      (n) - normal, (s) - static, (d) - default, (r) - redistribute,
      (i) - interface

     Network            Next Hop         Metric From            Tag Time
K(r) 0.0.0.0/0          10.0.2.2              1 self              0
C(r) 10.0.2.0/24        0.0.0.0               1 self              0