Diameter

Diameter peers are the HSSs, MMEs, SMSFs and IP-SM-GWs connected to the SMSC. They connect to it; the SMSC has no peers to configure.

Get the Diameter Status

This path returns the Diameter identity of the SMSC, derived from the operator settings, its connected peers, and the peers it routes S6c requests to.

Method	Path
GET	/api/v1/diameter

Response Fields

Field	Type	Description
host	string	Origin-Host of the SMSC.
realm	string	Origin-Realm of the SMSC.
peers	array	Connected peers.
peers[].host	string	Origin-Host of the peer.
peers[].realm	string	Origin-Realm of the peer.
peers[].address	string	Remote address of the connection.
peers[].state	string	down, connecting, open, suspect, reopen or closing.
peers[].applications	array	Applications the peer supports: s6c, sgd.
peers[].since	string	Time of the last state change.
routes	array	The s6c route.
routes[].realm	string	Destination-Realm of the S6c requests: the SMSC's realm.
routes[].application	string	s6c.
routes[].peers	array	Hosts of the open peers in that realm that support S6c: the HSSs.

Sample Response

{
    "result": {
        "host": "smsc.node.epc.mnc001.mcc001.3gppnetwork.org",
        "realm": "epc.mnc001.mcc001.3gppnetwork.org",
        "peers": [
            {
                "host": "core.example.org",
                "realm": "epc.mnc001.mcc001.3gppnetwork.org",
                "address": "127.0.0.1",
                "state": "open",
                "applications": ["sgd", "s6c"],
                "since": "2026-10-27T18:46:07.330Z"
            }
        ],
        "routes": [
            {
                "realm": "epc.mnc001.mcc001.3gppnetwork.org",
                "application": "s6c",
                "peers": ["core.example.org"]
            }
        ]
    }
}