diff --git a/QnetDVAP.cpp b/QnetDVAP.cpp
index 57c7266..e202bb8 100644
--- a/QnetDVAP.cpp
+++ b/QnetDVAP.cpp
@@ -401,6 +401,13 @@ static void readFrom20000()
 					continue;
 				}
 
+				if ('G' == net_buf.vpkt.hdr.r1[7]) {
+					unsigned char tmp[8];
+					memcpy(tmp, net_buf.vpkt.hdr.r1, 8);
+					memcpy(net_buf.vpkt.hdr.r1, net_buf.vpkt.hdr.r2, 8);
+					memcpy(net_buf.vpkt.hdr.r2, tmp, 8);
+				}
+
 				/* check the module and gateway */
 				if (net_buf.vpkt.hdr.r1[7] != RPTR_MOD) {
 					FD_CLR(insock, &readfd);
@@ -768,11 +775,11 @@ static void RptrAckThread(SDVAP_ACK_ARG *parg)
 	dr.frame.seq = 0;
 	dr.frame.hdr.flag[0] = 0x01;
 	dr.frame.hdr.flag[1] = dr.frame.hdr.flag[2] = 0x00;
-	memcpy(dr.frame.hdr.rpt1, RPTR_and_MOD, 8);
-	memcpy(dr.frame.hdr.rpt2, RPTR_and_G, 8);
+	memcpy(dr.frame.hdr.rpt2, RPTR_and_MOD, 8);
+	memcpy(dr.frame.hdr.rpt1, RPTR_and_G, 8);
 	memcpy(dr.frame.hdr.urcall, mycall, 8);
 	memcpy(dr.frame.hdr.mycall, RPTR_and_MOD, 8);
-	memcpy(dr.frame.hdr.sfx, (unsigned char *)"    ", 4);
+	memcpy(dr.frame.hdr.sfx, (unsigned char *)"DVAP", 4);
 	calcPFCS(dr.frame.hdr.flag, dr.frame.hdr.pfcs);
 	dongle.SendRegister(dr);
 	std::this_thread::sleep_for(std::chrono::milliseconds(DELAY_BETWEEN));
diff --git a/QnetRelay.cpp b/QnetRelay.cpp
index 17705cc..16de12e 100644
--- a/QnetRelay.cpp
+++ b/QnetRelay.cpp
@@ -327,15 +327,14 @@ bool CQnetRelay::ProcessMMDVM(const int len, const unsigned char *raw)
 				return true;
 			}
 			if (log_qso)
-				printf("Sent DSTR to %u, streamid=%04x ur=%.8s r1=%.8s r2=%.8s my=%.8s/%.4s\n", G2_IN_PORT, ntohs(dstr.vpkt.streamid),
-				dstr.vpkt.hdr.ur, dstr.vpkt.hdr.r1, dstr.vpkt.hdr.r2, dstr.vpkt.hdr.my, dstr.vpkt.hdr.nm);
+				printf("Sent DSTR to %u, streamid=%04x ur=%.8s r1=%.8s r2=%.8s my=%.8s/%.4s\n", G2_IN_PORT, ntohs(dstr.vpkt.streamid), dstr.vpkt.hdr.ur, dstr.vpkt.hdr.r1, dstr.vpkt.hdr.r2, dstr.vpkt.hdr.my, dstr.vpkt.hdr.nm);
 		} else if (21 == len) {	// ambe
 			dstr.remaining = 0x16;
 			dstr.vpkt.ctrl = dsrp.header.seq;
 			memcpy(dstr.vpkt.vasd.voice, dsrp.voice.ambe, 12);
 			int ret = SendTo(msock, dstr.pkt_id, 29, G2_INTERNAL_IP, G2_IN_PORT);
 			if (log_qso && dstr.vpkt.ctrl&0x40)
-				printf("Sent dstr end of streamid=%04x\n", ntohs(dstr.vpkt.streamid));
+				printf("Sent DSTR end of streamid=%04x\n", ntohs(dstr.vpkt.streamid));
 
 			if (ret != 29) {
 				printf("ERROR: ProcessMMDVM: Could not write gateway voice packet\n");