+ /* Forbid version rollback for nodes whose ECDSA key we know */
+
+ if(ecdsa_active(c->ecdsa) && c->protocol_minor < 2) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Peer %s (%s) tries to roll back protocol version to %d.%d",
+ c->name, c->hostname, c->protocol_major, c->protocol_minor);
+ return false;
+ }
+