Longer, hopefully more helpful, "Authenticated EchoMail" warning log msg.

src/sbbs3/sbbsecho.c

@@ -5736,7 +5736,7 @@ void import_packets(const char* inbound, nodecfg_t* inbox, bool secure)
 			}
 
 			if(!secure && (nodecfg == NULL || nodecfg->pktpwd[0] == 0)) {
-				lprintf(LOG_WARNING, "Unauthenticated %s EchoMail from %s ignored"
+				lprintf(LOG_WARNING, "Unauthenticated %s EchoMail from %s (in the non-secure inbound directory) ignored"
 					,areatag, smb_faddrtoa(&pkt_orig, NULL));
 				printf("\n");
 				bad_packet = true;