diff --git a/confluent_osdeploy/utils/copernicus.c b/confluent_osdeploy/utils/copernicus.c
index bf54f853..9c8ace60 100644
--- a/confluent_osdeploy/utils/copernicus.c
+++ b/confluent_osdeploy/utils/copernicus.c
@@ -129,6 +129,10 @@ int main(int argc, char* argv[]) {
     inet_pton(AF_INET, "239.255.255.250", &dst4.sin_addr);
     strncpy(msg,  "M-SEARCH * HTTP/1.1\r\nST: urn:xcat.org:service:confluent:", 1024);
     offset = strnlen(msg, 1024);
+    if (argc > 1 && strcmp(argv[1], "-a") == 0) {
+        strncpy(msg + offset, "/allconfluent=1", 1024 - offset);
+        offset = strnlen(msg, 1024);
+    }
     add_confluent_uuid(msg + offset, 1024 - offset);
     offset = strnlen(msg, 1024);
     add_uuid(msg + offset, 1024 - offset);
diff --git a/confluent_server/confluent/discovery/protocols/ssdp.py b/confluent_server/confluent/discovery/protocols/ssdp.py
index 85b5d7f1..e8a8b36e 100644
--- a/confluent_server/confluent/discovery/protocols/ssdp.py
+++ b/confluent_server/confluent/discovery/protocols/ssdp.py
@@ -218,6 +218,11 @@ def snoop(handler, byehandler=None, protocol=None, uuidlookup=None):
                                         if curruuid != myuuid:
                                             break
                                         forcereply = True
+                                    elif query.startswith('allconfluent=1'):
+                                        reply = 'HTTP/1.1 200 OK\r\n\r\nCONFLUENT: PRESENT\r\n'
+                                        if not isinstance(reply, bytes):
+                                            reply = reply.encode('utf8')
+                                        s.sendto(reply, peer)
                                     elif query.startswith('uuid='):
                                         curruuid = query.split('=', 1)[1].lower()
                                         node = uuidlookup(curruuid)