STUN/RTP: improve metadata extraction (#2641)

ntop · Dec 11, 2024 · 8034105 · 8034105
1 parent 6f82e48
commit 8034105
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Showing 18 changed files with 54 additions and 25 deletions.
diff --git a/example/ndpiReader.c b/example/ndpiReader.c
@@ -2095,6 +2095,10 @@ static void printFlow(u_int32_t id, struct ndpi_flow_info *flow, u_int16_t threa
     print_ndpi_address_port_list_file(out, "Rsp Origin IP/Port", &flow->stun.response_origin);
     print_ndpi_address_port_list_file(out, "Other IP/Port", &flow->stun.other_address);
 
+    /* These counters make sense only if the flow entered the monitor state */
+    if(flow->num_packets_before_monitoring > 0)
+      fprintf(out, "[RTP packets: %d/%d]", flow->stun.rtp_counters[0], flow->stun.rtp_counters[1]);
+
     if(flow->http.url[0] != '\0') {
       ndpi_risk_enum risk = ndpi_validate_url(flow->http.url);
 

diff --git a/example/reader_util.c b/example/reader_util.c
@@ -1199,6 +1199,9 @@ static void process_ndpi_monitoring_info(struct ndpi_flow_info *flow) {
     add_to_address_port_list(&flow->stun.relayed_address, &flow->ndpi_flow->monit->protos.dtls_stun_rtp.relayed_address);
     add_to_address_port_list(&flow->stun.response_origin, &flow->ndpi_flow->monit->protos.dtls_stun_rtp.response_origin);
     flow->multimedia_flow_types |= flow->ndpi_flow->flow_multimedia_types;
+
+    flow->stun.rtp_counters[0] = flow->ndpi_flow->stun.rtp_counters[0];
+    flow->stun.rtp_counters[1] = flow->ndpi_flow->stun.rtp_counters[1];
   }
 }
 

diff --git a/example/reader_util.h b/example/reader_util.h
@@ -323,6 +323,7 @@ typedef struct ndpi_flow_info {
   struct {
     ndpi_address_port_list mapped_address, peer_address,
       relayed_address, response_origin, other_address;
+    u_int16_t rtp_counters[2];
   } stun;
 
   struct {

diff --git a/src/include/ndpi_typedefs.h b/src/include/ndpi_typedefs.h
@@ -1369,10 +1369,11 @@ struct ndpi_flow_struct {
   } kerberos_buf;
 
   struct {
-    u_int8_t maybe_dtls : 1, is_turn : 1, pad : 6;
+    u_int8_t maybe_dtls:1, rtcp_seen:1, is_turn : 1, is_client_controlling:1, pad : 4;
     ndpi_address_port mapped_address, peer_address, relayed_address, response_origin, other_address;
     u_int8_t num_xor_relayed_addresses, num_xor_mapped_addresses;
     u_int8_t num_non_stun_pkt, non_stun_pkt_len[2];
+    u_int16_t rtp_counters[2];
   } stun;
 
   struct {
@@ -1628,8 +1629,8 @@ struct ndpi_flow_struct {
 _Static_assert(sizeof(((struct ndpi_flow_struct *)0)->protos) <= 264,
                "Size of the struct member protocols increased to more than 264 bytes, "
                "please check if this change is necessary.");
-_Static_assert(sizeof(struct ndpi_flow_struct) <= 1224,
-               "Size of the flow struct increased to more than 1224 bytes, "
+_Static_assert(sizeof(struct ndpi_flow_struct) <= 1232,
+               "Size of the flow struct increased to more than 1232 bytes, "
                "please check if this change is necessary.");
 #endif
 #endif

diff --git a/src/lib/protocols/stun.c b/src/lib/protocols/stun.c
@@ -597,6 +597,20 @@ int is_stun(struct ndpi_detection_module_struct *ndpi_struct,
       *app_proto = NDPI_PROTOCOL_SKYPE_TEAMS_CALL;
       break;
 
+    case 0x8029: /* ICE-CONTROLLED */
+      if(current_pkt_from_client_to_server(ndpi_struct, flow))
+        flow->stun.is_client_controlling = 0;
+      else
+        flow->stun.is_client_controlling = 1;
+      break;
+
+    case 0x802A: /* ICE-CONTROLLING */
+      if(current_pkt_from_client_to_server(ndpi_struct, flow))
+        flow->stun.is_client_controlling = 1;
+      else
+        flow->stun.is_client_controlling = 0;
+      break;
+
     case 0xFF03:
       *app_proto = NDPI_PROTOCOL_GOOGLE_CALL;
       break;
@@ -928,7 +942,12 @@ static int stun_search_again(struct ndpi_detection_module_struct *ndpi_struct,
 
     rtp_rtcp = is_rtp_or_rtcp(ndpi_struct, packet->payload, packet->payload_packet_len, NULL);
     if(rtp_rtcp == IS_RTP) {
-      NDPI_LOG_DBG(ndpi_struct, "RTP (dir %d)\n", packet->packet_direction);
+
+      NDPI_LOG_DBG(ndpi_struct, "RTP (dir %d) [%d/%d]\n", packet->packet_direction,
+                                 flow->stun.rtp_counters[0], flow->stun.rtp_counters[1]);
+
+      flow->stun.rtp_counters[packet->packet_direction]++;
+
       NDPI_LOG_INFO(ndpi_struct, "Found RTP over STUN\n");
 
       rtp_get_stream_type(packet->payload[1] & 0x7F, &flow->flow_multimedia_types, flow->detected_protocol_stack[0]);
@@ -963,6 +982,7 @@ static int stun_search_again(struct ndpi_detection_module_struct *ndpi_struct,
       }
     } else if(rtp_rtcp == IS_RTCP) {
       NDPI_LOG_DBG(ndpi_struct, "RTCP\n");
+      flow->stun.rtcp_seen = 1;
     } else {
       NDPI_LOG_DBG(ndpi_struct, "Unexpected\n");
     }

diff --git a/tests/cfgs/monitoring/result/signal_audiocall.pcapng.out b/tests/cfgs/monitoring/result/signal_audiocall.pcapng.out
@@ -25,7 +25,7 @@ SignalVoip	268	50558	4
 
 Acceptable                     268 50558         4            
 
-	1	UDP 192.168.12.67:45419 <-> 35.219.226.11:54116 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][Stream Content: Audio][ClearText][Confidence: DPI (cache)][FPC: 78.269/STUN.SignalVoip, Confidence: DPI][DPI packets: 178][DPI packets before monitoring: 33][cat: VoIP/10][91 pkts/20258 bytes <-> 87 pkts/18776 bytes][Goodput ratio: 81/81][16.10 sec][bytes ratio: 0.038 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 185/163 2145/2221 406/335][Pkt Len c2s/s2c min/avg/max/stddev: 70/70 223/216 337/337 105/106][Mapped IP/Port: 93.35.168.30:45251, 35.219.226.11:54116][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (zaziGwgI)][Plen Bins: 6,15,11,11,0,0,0,0,46,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	2	UDP 192.168.12.67:45419 <-> 35.219.252.146:3478 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 58][DPI packets before monitoring: 33][cat: VoIP/10][29 pkts/3570 bytes <-> 29 pkts/4210 bytes][Goodput ratio: 66/71][19.07 sec][Hostname/SNI: signal.org][bytes ratio: -0.082 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 1/0 594/604 2518/2516 688/680][Pkt Len c2s/s2c min/avg/max/stddev: 62/94 123/145 182/182 41/34][Mapped IP/Port: 93.35.168.30:45250, 35.219.226.11:54116, 35.219.252.146:22269, 35.219.226.11:12261][Peer IP/Port: 35.219.226.11:12261, 35.219.226.11:54116, 35.219.226.11:10127][Relayed IP/Port: 35.219.252.146:22269][PLAIN TEXT (BDIbPI2)][Plen Bins: 17,8,15,32,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	UDP 192.168.12.67:45419 <-> 35.219.226.11:54116 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][Stream Content: Audio][ClearText][Confidence: DPI (cache)][FPC: 78.269/STUN.SignalVoip, Confidence: DPI][DPI packets: 178][DPI packets before monitoring: 33][cat: VoIP/10][91 pkts/20258 bytes <-> 87 pkts/18776 bytes][Goodput ratio: 81/81][16.10 sec][bytes ratio: 0.038 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 185/163 2145/2221 406/335][Pkt Len c2s/s2c min/avg/max/stddev: 70/70 223/216 337/337 105/106][Mapped IP/Port: 93.35.168.30:45251, 35.219.226.11:54116][RTP packets: 56/58][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (zaziGwgI)][Plen Bins: 6,15,11,11,0,0,0,0,46,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	2	UDP 192.168.12.67:45419 <-> 35.219.252.146:3478 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 58][DPI packets before monitoring: 33][cat: VoIP/10][29 pkts/3570 bytes <-> 29 pkts/4210 bytes][Goodput ratio: 66/71][19.07 sec][Hostname/SNI: signal.org][bytes ratio: -0.082 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 1/0 594/604 2518/2516 688/680][Pkt Len c2s/s2c min/avg/max/stddev: 62/94 123/145 182/182 41/34][Mapped IP/Port: 93.35.168.30:45250, 35.219.226.11:54116, 35.219.252.146:22269, 35.219.226.11:12261][Peer IP/Port: 35.219.226.11:12261, 35.219.226.11:54116, 35.219.226.11:10127][Relayed IP/Port: 35.219.252.146:22269][RTP packets: 0/0][PLAIN TEXT (BDIbPI2)][Plen Bins: 17,8,15,32,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	3	UDP 192.168.12.67:45419 <-> 35.219.226.11:12261 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][ClearText][Confidence: DPI (cache)][FPC: 78.269/STUN.SignalVoip, Confidence: DPI][DPI packets: 22][cat: VoIP/10][11 pkts/1238 bytes <-> 11 pkts/1454 bytes][Goodput ratio: 63/68][14.81 sec][bytes ratio: -0.080 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 97/26 1215/1207 2521/2521 1083/1093][Pkt Len c2s/s2c min/avg/max/stddev: 106/106 113/132 146/138 14/12][Mapped IP/Port: 93.35.168.30:45251, 35.219.226.11:12261][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (BV39hIkc1)][Plen Bins: 0,0,50,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	4	UDP 192.168.12.67:45419 <-> 35.216.234.234:3478 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][ClearText][Confidence: DPI (cache)][FPC: 78/STUN, Confidence: DPI][DPI packets: 10][cat: VoIP/10][5 pkts/510 bytes <-> 5 pkts/542 bytes][Goodput ratio: 59/61][10.03 sec][Hostname/SNI: signal.org][bytes ratio: -0.030 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 8/8 2504/2504 9975/9975 4313/4313][Pkt Len c2s/s2c min/avg/max/stddev: 62/94 102/108 158/126 46/15][Mapped IP/Port: 93.35.168.30:45250][Relayed IP/Port: 35.216.234.234:45312][PLAIN TEXT (sWCyiFie)][Plen Bins: 30,30,20,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
diff --git a/tests/cfgs/monitoring/result/signal_videocall.pcapng.out b/tests/cfgs/monitoring/result/signal_videocall.pcapng.out
@@ -25,6 +25,6 @@ SignalVoip	334	123259	3
 
 Acceptable                     334 123259        3            
 
-	1	UDP 192.168.12.67:47926 <-> 35.219.252.146:56377 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][Stream Content: Audio, Video][ClearText][Confidence: DPI (cache)][FPC: 78.269/STUN.SignalVoip, Confidence: DPI][DPI packets: 298][DPI packets before monitoring: 33][cat: VoIP/10][167 pkts/87565 bytes <-> 131 pkts/31930 bytes][Goodput ratio: 92/83][10.75 sec][bytes ratio: 0.466 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 64/82 2304/2449 291/279][Pkt Len c2s/s2c min/avg/max/stddev: 70/70 524/244 1223/900 385/198][Mapped IP/Port: 93.35.168.30:45266, 35.219.252.146:56377][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (17uAgN)][Plen Bins: 3,28,9,7,0,0,0,0,16,8,1,0,0,1,1,0,1,1,0,1,0,0,0,0,7,3,0,1,0,0,1,1,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	UDP 192.168.12.67:47926 <-> 35.219.252.146:56377 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][Stream Content: Audio, Video][ClearText][Confidence: DPI (cache)][FPC: 78.269/STUN.SignalVoip, Confidence: DPI][DPI packets: 298][DPI packets before monitoring: 33][cat: VoIP/10][167 pkts/87565 bytes <-> 131 pkts/31930 bytes][Goodput ratio: 92/83][10.75 sec][bytes ratio: 0.466 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 64/82 2304/2449 291/279][Pkt Len c2s/s2c min/avg/max/stddev: 70/70 524/244 1223/900 385/198][Mapped IP/Port: 93.35.168.30:45266, 35.219.252.146:56377][RTP packets: 68/124][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (17uAgN)][Plen Bins: 3,28,9,7,0,0,0,0,16,8,1,0,0,1,1,0,1,1,0,1,0,0,0,0,7,3,0,1,0,0,1,1,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	2	UDP 192.168.12.67:47926 <-> 35.219.252.146:3478 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 26][cat: VoIP/10][13 pkts/1258 bytes <-> 13 pkts/1454 bytes][Goodput ratio: 57/62][10.01 sec][Hostname/SNI: signal.org][bytes ratio: -0.072 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 6/6 804/804 4015/4015 1248/1248][Pkt Len c2s/s2c min/avg/max/stddev: 62/94 97/112 162/126 43/14][Mapped IP/Port: 93.35.168.30:45265][Peer IP/Port: 35.219.252.146:56377, 35.219.252.146:34099, 35.219.252.146:37175][Relayed IP/Port: 35.219.252.146:40378][PLAIN TEXT (BFODsIPgWuCIX)][Plen Bins: 34,19,30,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	3	UDP 192.168.12.67:47926 <-> 35.216.234.234:3478 [proto: 78.269/STUN.SignalVoip][IP: 284/GoogleCloud][ClearText][Confidence: DPI (cache)][FPC: 78/STUN, Confidence: DPI][DPI packets: 10][cat: VoIP/10][5 pkts/510 bytes <-> 5 pkts/542 bytes][Goodput ratio: 59/61][10.02 sec][Hostname/SNI: signal.org][bytes ratio: -0.030 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 5/4 2503/2503 9988/9988 4321/4321][Pkt Len c2s/s2c min/avg/max/stddev: 62/94 102/108 158/126 46/15][Mapped IP/Port: 93.35.168.30:45265][Relayed IP/Port: 35.216.234.234:29688][PLAIN TEXT (42oPBlgi)][Plen Bins: 30,30,20,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
diff --git a/tests/cfgs/monitoring/result/stun.pcap.out b/tests/cfgs/monitoring/result/stun.pcap.out
@@ -38,9 +38,9 @@ JA3 Host Stats:
 	2	 192.168.43.169           	 1      
 
 
-	1	UDP 192.168.12.169:38123 <-> 31.13.86.54:40003 [proto: 78.268/STUN.FacebookVoip][IP: 119/Facebook][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 75][DPI packets before monitoring: 33][cat: VoIP/10][40 pkts/6134 bytes <-> 35 pkts/4420 bytes][Goodput ratio: 73/67][10.09 sec][Hostname/SNI: turner.facebook][bytes ratio: 0.162 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 260/331 6004/5997 1040/1126][Pkt Len c2s/s2c min/avg/max/stddev: 70/68 153/126 190/174 31/39][Mapped IP/Port: 93.47.226.1:11162, 185.170.139.1:12176, 31.13.86.54:53789, 185.170.139.1:42272, 31.13.86.54:57556][Peer IP/Port: 192.168.0.102:44459, 10.36.43.120:42272, 185.170.139.1:44459, 185.170.139.1:12176, 185.170.139.1:42272, 31.13.86.54:57556][Relayed IP/Port: 31.13.86.54:53789][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (unauthorized)][Plen Bins: 8,14,9,28,40,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	UDP 192.168.12.169:38123 <-> 31.13.86.54:40003 [proto: 78.268/STUN.FacebookVoip][IP: 119/Facebook][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 75][DPI packets before monitoring: 33][cat: VoIP/10][40 pkts/6134 bytes <-> 35 pkts/4420 bytes][Goodput ratio: 73/67][10.09 sec][Hostname/SNI: turner.facebook][bytes ratio: 0.162 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 260/331 6004/5997 1040/1126][Pkt Len c2s/s2c min/avg/max/stddev: 70/68 153/126 190/174 31/39][Mapped IP/Port: 93.47.226.1:11162, 185.170.139.1:12176, 31.13.86.54:53789, 185.170.139.1:42272, 31.13.86.54:57556][Peer IP/Port: 192.168.0.102:44459, 10.36.43.120:42272, 185.170.139.1:44459, 185.170.139.1:12176, 185.170.139.1:42272, 31.13.86.54:57556][Relayed IP/Port: 31.13.86.54:53789][RTP packets: 0/0][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: Expected on port 3478][PLAIN TEXT (unauthorized)][Plen Bins: 8,14,9,28,40,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	2	UDP 192.168.12.169:49153 <-> 142.250.82.99:3478 [proto: 30.404/DTLS.GoogleCall][IP: 126/Google][Stream Content: Audio][Encrypted][Confidence: DPI][FPC: 78.404/STUN.GoogleCall, Confidence: DPI][DPI packets: 33][cat: VoIP/10][18 pkts/2856 bytes <-> 15 pkts/3436 bytes][Goodput ratio: 74/82][2.12 sec][bytes ratio: -0.092 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 8/0 88/153 699/625 177/222][Pkt Len c2s/s2c min/avg/max/stddev: 107/76 159/229 588/1240 107/297][Mapped IP/Port: 93.47.225.70:12165][DTLSv1.2][JA3C: c14667d7da3e6f7a7ab5519ef78c2452][JA4: dd2d110700_c45550529adf_d9dd6182da81][JA3S: 1f5d6a6d0bc5d514dd84d13e6283d309][Issuer: CN=hangouts][Subject: CN=hangouts][Certificate SHA-1: 6C:D0:9A:70:A1:F1:9E:BF:8E:EF:FE:B6:F1:37:A3:E8:8A:3B:F7:C8][Validity: 2022-03-17 02:11:17 - 2023-03-18 02:11:17][Cipher: TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256][PLAIN TEXT (BwlkYDtFJ)][Plen Bins: 0,6,57,21,6,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0,0]
-	3	UDP [3516:bf0b:fc53:75e7:70af:f67f:8e49:f603]:56880 <-> [2a38:e156:8167:a333:face:b00c::24d9]:3478 [proto: 78/STUN][IP: 0/Unknown][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 42][DPI packets before monitoring: 33][cat: Network/14][21 pkts/1722 bytes <-> 21 pkts/2226 bytes][Goodput ratio: 24/41][191.49 sec][bytes ratio: -0.128 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 2/2 9451/9451 10358/10358 2441/2441][Pkt Len c2s/s2c min/avg/max/stddev: 82/106 82/106 82/106 0/0][Mapped IP/Port: [2001:1670:c:eb04:70af:f67f:8e49:f603]:56880][PLAIN TEXT (WOBTrOXR)][Plen Bins: 50,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	3	UDP [3516:bf0b:fc53:75e7:70af:f67f:8e49:f603]:56880 <-> [2a38:e156:8167:a333:face:b00c::24d9]:3478 [proto: 78/STUN][IP: 0/Unknown][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 42][DPI packets before monitoring: 33][cat: Network/14][21 pkts/1722 bytes <-> 21 pkts/2226 bytes][Goodput ratio: 24/41][191.49 sec][bytes ratio: -0.128 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 2/2 9451/9451 10358/10358 2441/2441][Pkt Len c2s/s2c min/avg/max/stddev: 82/106 82/106 82/106 0/0][Mapped IP/Port: [2001:1670:c:eb04:70af:f67f:8e49:f603]:56880][RTP packets: 0/0][PLAIN TEXT (WOBTrOXR)][Plen Bins: 50,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	4	TCP 87.47.100.17:3478 <-> 54.1.57.155:37257 [proto: 78/STUN][IP: 0/Unknown][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 20][cat: Network/14][9 pkts/1494 bytes <-> 11 pkts/2178 bytes][Goodput ratio: 60/67][0.95 sec][Hostname/SNI: apps-host.com][bytes ratio: -0.186 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 104/96 267/252 102/93][Pkt Len c2s/s2c min/avg/max/stddev: 74/94 166/198 234/354 41/65][Mapped IP/Port: 5.37.217.126:37257][Peer IP/Port: 192.168.8.153:60001, 127.0.0.1:38763, 66.55.92.16:64920, 66.55.92.16:58225, 5.162.130.14:16947][Relayed IP/Port: 66.55.92.16:40576][PLAIN TEXT (Unauthorized)][Plen Bins: 10,0,15,21,42,5,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	5	TCP 10.77.110.51:41588 <-> 10.206.50.239:42000 [VLAN: 1611][proto: 78.38/STUN.Skype_TeamsCall][IP: 0/Unknown][ClearText][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 15][cat: VoIP/10][7 pkts/1006 bytes <-> 8 pkts/1118 bytes][Goodput ratio: 58/57][1.05 sec][bytes ratio: -0.053 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 189/134 369/399 144/153][Pkt Len c2s/s2c min/avg/max/stddev: 70/64 144/140 164/172 31/43][Mapped IP/Port: 10.77.110.51:41588, 10.206.50.239:42000][TCP Fingerprint: 2_128_8192_5e2eda046ca7/Unknown][Plen Bins: 0,0,25,75,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	6	UDP 192.168.12.169:43016 <-> 74.125.247.128:3478 [proto: 78.404/STUN.GoogleCall][IP: 126/Google][ClearText][Confidence: DPI][FPC: 78/STUN, Confidence: DPI][DPI packets: 8][cat: VoIP/10][4 pkts/528 bytes <-> 4 pkts/408 bytes][Goodput ratio: 68/59][1.25 sec][Hostname/SNI: turn.l.google.com][bytes ratio: 0.128 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 9/23 342/409 974/1177 447/543][Pkt Len c2s/s2c min/avg/max/stddev: 62/74 132/102 198/122 61/19][Mapped IP/Port: 93.47.225.225:23616][Relayed IP/Port: 10.2.0.86:44908][PLAIN TEXT (BSnLfRxS6)][Plen Bins: 12,37,25,0,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]