STUN: add a parameter to configure how long the extra dissection lasts (#2336)

Tradeoff: performance (i.e. number of packets) vs sub-classification

6 files changed, 83 insertions, 12 deletions

diff --git a/tests/cfgs/default/result/telegram_videocall.pcapng.out b/tests/cfgs/default/result/telegram_videocall.pcapng.out
index fe1bc0d8a..6844808f7 100644
--- a/tests/cfgs/default/result/telegram_videocall.pcapng.out
+++ b/tests/cfgs/default/result/telegram_videocall.pcapng.out
@@ -1,7 +1,7 @@
 Guessed flow protos:	2
 
 DPI Packets (TCP):	36	(3.60 pkts/flow)
-DPI Packets (UDP):	82	(4.32 pkts/flow)
+DPI Packets (UDP):	76	(4.00 pkts/flow)
 DPI Packets (other):	5	(1.00 pkts/flow)
 Confidence DPI (partial)    : 1 (flows)
 Confidence DPI (cache)      : 10 (flows)
@@ -11,7 +11,7 @@ Num dissector calls: 773 (22.74 diss/flow)
 LRU cache ookla:      0/0/0 (insert/search/found)
 LRU cache bittorrent: 0/6/0 (insert/search/found)
 LRU cache zoom:       0/0/0 (insert/search/found)
-LRU cache stun:       43/49/10 (insert/search/found)
+LRU cache stun:       35/49/10 (insert/search/found)
 LRU cache tls_cert:   0/0/0 (insert/search/found)
 LRU cache mining:     0/2/0 (insert/search/found)
 LRU cache msteams:    0/0/0 (insert/search/found)
@@ -42,21 +42,21 @@ Acceptable                     883 382822        33
 
 	1	TCP 192.168.12.169:37950 <-> 149.154.167.91:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][156 pkts/40749 bytes <-> 214 pkts/142865 bytes][Goodput ratio: 75/90][41.14 sec][bytes ratio: -0.556 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 246/152 12847/5983 1291/707][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 261/668 1090/1294 224/564][PLAIN TEXT (MMHu@J)][Plen Bins: 0,0,2,2,4,5,6,4,4,3,0,1,0,0,1,0,2,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,60,0,0,0,0,0,0,0,0,0]
 	2	TCP 192.168.12.169:40830 <-> 149.154.167.222:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][80 pkts/7287 bytes <-> 100 pkts/120708 bytes][Goodput ratio: 27/95][28.19 sec][bytes ratio: -0.886 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 437/1 25008/31 3114/5][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 91/1207 644/1294 95/289][PLAIN TEXT (elySaT)][Plen Bins: 0,0,0,0,0,1,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,94,0,0,0,0,0,0,0,0,0]
-	3	UDP 192.168.12.169:42405 <-> 93.36.13.115:35393 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 1][cat: VoIP/10][59 pkts/17987 bytes <-> 55 pkts/9102 bytes][Goodput ratio: 86/75][2.02 sec][bytes ratio: 0.328 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 32/28 306/117 48/28][Pkt Len c2s/s2c min/avg/max/stddev: 65/63 305/165 1154/435 330/102][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: No server to client traffic][PLAIN TEXT (BPEmhF0)][Plen Bins: 8,28,25,7,0,0,0,15,0,1,1,0,2,1,0,1,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	3	UDP 192.168.12.169:42405 <-> 93.36.13.115:35393 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 5][cat: VoIP/10][59 pkts/17987 bytes <-> 55 pkts/9102 bytes][Goodput ratio: 86/75][2.02 sec][bytes ratio: 0.328 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 32/28 306/117 48/28][Pkt Len c2s/s2c min/avg/max/stddev: 65/63 305/165 1154/435 330/102][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (BPEmhF0)][Plen Bins: 8,28,25,7,0,0,0,15,0,1,1,0,2,1,0,1,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	4	TCP 192.168.12.169:40832 <-> 149.154.167.222:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][18 pkts/2256 bytes <-> 15 pkts/13705 bytes][Goodput ratio: 47/93][28.20 sec][bytes ratio: -0.717 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 218/280 2909/2997 746/859][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 125/914 644/1294 150/495][PLAIN TEXT (lmd/HB)][Plen Bins: 0,0,0,0,6,6,6,0,0,0,6,0,0,0,0,0,0,0,6,6,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,57,0,0,0,0,0,0,0,0,0]
 	5	TCP 192.168.12.169:46862 <-> 149.154.167.51:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][11 pkts/1963 bytes <-> 8 pkts/2558 bytes][Goodput ratio: 63/79][10.13 sec][bytes ratio: -0.132 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 1124/32 9909/87 3106/31][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 178/320 452/670 155/261][Plen Bins: 0,0,0,11,0,22,0,0,0,0,22,0,11,0,0,0,11,0,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	6	TCP 192.168.12.169:46866 <-> 149.154.167.51:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][9 pkts/1879 bytes <-> 6 pkts/1822 bytes][Goodput ratio: 68/78][10.11 sec][bytes ratio: 0.015 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/30 1440/34 9925/41 3464/5][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 209/304 436/839 161/306][Plen Bins: 0,0,0,14,0,0,0,14,0,14,0,28,0,0,0,0,14,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	7	UDP 192.168.12.169:40643 <-> 91.108.9.35:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 11][cat: VoIP/10][8 pkts/1224 bytes <-> 10 pkts/1236 bytes][Goodput ratio: 72/66][14.20 sec][Hostname/SNI: telegram.org][bytes ratio: -0.005 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 35/0 2360/1766 13458/13458 4964/4420][Pkt Len c2s/s2c min/avg/max/stddev: 70/102 153/124 170/190 33/25][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 5,16,34,16,27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	8	UDP 192.168.12.169:40906 -> 10.46.103.200:42554 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 1][cat: VoIP/10][13 pkts/1846 bytes -> 0 pkts/0 bytes][Goodput ratio: 70/0][13.47 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 98/0 1088/0 1553/0 481/0][Pkt Len c2s/s2c min/avg/max/stddev: 142/0 142/0 142/0 0/0][Risk: ** Known Proto on Non Std Port **** Unidirectional Traffic **][Risk Score: 60][Risk Info: No server to client traffic][PLAIN TEXT (BBEvpfJJpa)][Plen Bins: 0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	9	UDP 192.168.12.169:42405 -> 10.46.103.200:42554 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 1][cat: VoIP/10][13 pkts/1846 bytes -> 0 pkts/0 bytes][Goodput ratio: 70/0][13.02 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 97/0 1047/0 2004/0 541/0][Pkt Len c2s/s2c min/avg/max/stddev: 142/0 142/0 142/0 0/0][Risk: ** Known Proto on Non Std Port **** Unidirectional Traffic **][Risk Score: 60][Risk Info: No server to client traffic][PLAIN TEXT (bfyeXPVa97N)][Plen Bins: 0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	7	UDP 192.168.12.169:40643 <-> 91.108.9.35:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 5][cat: VoIP/10][8 pkts/1224 bytes <-> 10 pkts/1236 bytes][Goodput ratio: 72/66][14.20 sec][Hostname/SNI: telegram.org][bytes ratio: -0.005 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 35/0 2360/1766 13458/13458 4964/4420][Pkt Len c2s/s2c min/avg/max/stddev: 70/102 153/124 170/190 33/25][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 5,16,34,16,27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	8	UDP 192.168.12.169:40906 -> 10.46.103.200:42554 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 5][cat: VoIP/10][13 pkts/1846 bytes -> 0 pkts/0 bytes][Goodput ratio: 70/0][13.47 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 98/0 1088/0 1553/0 481/0][Pkt Len c2s/s2c min/avg/max/stddev: 142/0 142/0 142/0 0/0][Risk: ** Known Proto on Non Std Port **** Unidirectional Traffic **][Risk Score: 60][Risk Info: No server to client traffic][PLAIN TEXT (BBEvpfJJpa)][Plen Bins: 0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	9	UDP 192.168.12.169:42405 -> 10.46.103.200:42554 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 5][cat: VoIP/10][13 pkts/1846 bytes -> 0 pkts/0 bytes][Goodput ratio: 70/0][13.02 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 97/0 1047/0 2004/0 541/0][Pkt Len c2s/s2c min/avg/max/stddev: 142/0 142/0 142/0 0/0][Risk: ** Known Proto on Non Std Port **** Unidirectional Traffic **][Risk Score: 60][Risk Info: No server to client traffic][PLAIN TEXT (bfyeXPVa97N)][Plen Bins: 0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	10	TCP 192.168.12.169:40834 <-> 149.154.167.222:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][5 pkts/788 bytes <-> 3 pkts/890 bytes][Goodput ratio: 57/77][0.17 sec][bytes ratio: -0.061 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 6/47 24/68 42/90 14/22][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 158/297 315/750 110/321][Plen Bins: 0,0,0,0,0,0,33,33,0,0,0,0,0,0,0,0,0,0,0,0,0,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	11	UDP 192.168.12.169:49667 <-> 91.108.13.23:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 11][cat: VoIP/10][6 pkts/912 bytes <-> 6 pkts/704 bytes][Goodput ratio: 72/64][14.30 sec][Hostname/SNI: telegram.org][bytes ratio: 0.129 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 82/81 176/176 283/284 76/77][Pkt Len c2s/s2c min/avg/max/stddev: 70/102 152/117 170/134 37/14][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (ehscoNGDW)][Plen Bins: 8,16,33,16,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	12	UDP 192.168.12.169:49780 <-> 91.108.17.2:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 11][cat: VoIP/10][6 pkts/912 bytes <-> 6 pkts/704 bytes][Goodput ratio: 72/64][14.31 sec][Hostname/SNI: telegram.org][bytes ratio: 0.129 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 83/84 174/175 253/252 62/61][Pkt Len c2s/s2c min/avg/max/stddev: 70/102 152/117 170/134 37/14][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 8,16,33,16,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	11	UDP 192.168.12.169:49667 <-> 91.108.13.23:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 5][cat: VoIP/10][6 pkts/912 bytes <-> 6 pkts/704 bytes][Goodput ratio: 72/64][14.30 sec][Hostname/SNI: telegram.org][bytes ratio: 0.129 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 82/81 176/176 283/284 76/77][Pkt Len c2s/s2c min/avg/max/stddev: 70/102 152/117 170/134 37/14][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (ehscoNGDW)][Plen Bins: 8,16,33,16,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	12	UDP 192.168.12.169:49780 <-> 91.108.17.2:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 5][cat: VoIP/10][6 pkts/912 bytes <-> 6 pkts/704 bytes][Goodput ratio: 72/64][14.31 sec][Hostname/SNI: telegram.org][bytes ratio: 0.129 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 83/84 174/175 253/252 62/61][Pkt Len c2s/s2c min/avg/max/stddev: 70/102 152/117 170/134 37/14][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 8,16,33,16,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	13	TCP 192.168.12.169:37966 <-> 149.154.167.91:443 [proto: 185/Telegram][IP: 185/Telegram][Encrypted][Confidence: Match by IP][DPI packets: 4][cat: Chat/9][5 pkts/1117 bytes <-> 3 pkts/464 bytes][Goodput ratio: 70/55][0.15 sec][bytes ratio: 0.413 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/32 20/62 33/91 13/30][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 223/155 532/324 196/120][Plen Bins: 0,0,0,0,0,0,0,0,33,33,0,0,0,0,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	14	UDP 192.168.12.169:37444 <-> 91.108.17.2:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 6][cat: VoIP/10][3 pkts/402 bytes <-> 3 pkts/378 bytes][Goodput ratio: 68/66][14.31 sec][Hostname/SNI: telegram.org][bytes ratio: 0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 159/159 7082/7082 14005/14005 6923/6923][Pkt Len c2s/s2c min/avg/max/stddev: 70/110 134/126 166/134 45/11][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 16,0,50,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	15	UDP 192.168.12.169:37530 <-> 91.108.13.23:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 6][cat: VoIP/10][3 pkts/402 bytes <-> 3 pkts/378 bytes][Goodput ratio: 68/66][14.30 sec][Hostname/SNI: telegram.org][bytes ratio: 0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 133/132 7082/7082 14032/14032 6950/6950][Pkt Len c2s/s2c min/avg/max/stddev: 70/110 134/126 166/134 45/11][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 16,0,50,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	16	UDP 192.168.12.169:37849 <-> 91.108.9.35:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 6][cat: VoIP/10][3 pkts/402 bytes <-> 3 pkts/378 bytes][Goodput ratio: 68/66][14.20 sec][Hostname/SNI: telegram.org][bytes ratio: 0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 30/45 7084/7084 14138/14124 7054/7040][Pkt Len c2s/s2c min/avg/max/stddev: 70/110 134/126 166/134 45/11][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Bs/cdOs)][Plen Bins: 16,0,50,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
-	17	UDP 192.168.12.169:40906 <-> 93.36.13.115:35393 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 1][cat: VoIP/10][2 pkts/248 bytes <-> 2 pkts/244 bytes][Goodput ratio: 66/65][0.13 sec][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Risk Info: No server to client traffic][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]
+	14	UDP 192.168.12.169:37444 <-> 91.108.17.2:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 5][cat: VoIP/10][3 pkts/402 bytes <-> 3 pkts/378 bytes][Goodput ratio: 68/66][14.31 sec][Hostname/SNI: telegram.org][bytes ratio: 0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 159/159 7082/7082 14005/14005 6923/6923][Pkt Len c2s/s2c min/avg/max/stddev: 70/110 134/126 166/134 45/11][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 16,0,50,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	15	UDP 192.168.12.169:37530 <-> 91.108.13.23:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 5][cat: VoIP/10][3 pkts/402 bytes <-> 3 pkts/378 bytes][Goodput ratio: 68/66][14.30 sec][Hostname/SNI: telegram.org][bytes ratio: 0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 133/132 7082/7082 14032/14032 6950/6950][Pkt Len c2s/s2c min/avg/max/stddev: 70/110 134/126 166/134 45/11][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Unauthorized)][Plen Bins: 16,0,50,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	16	UDP 192.168.12.169:37849 <-> 91.108.9.35:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI][DPI packets: 5][cat: VoIP/10][3 pkts/402 bytes <-> 3 pkts/378 bytes][Goodput ratio: 68/66][14.20 sec][Hostname/SNI: telegram.org][bytes ratio: 0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 30/45 7084/7084 14138/14124 7054/7040][Pkt Len c2s/s2c min/avg/max/stddev: 70/110 134/126 166/134 45/11][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (Bs/cdOs)][Plen Bins: 16,0,50,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	17	UDP 192.168.12.169:40906 <-> 93.36.13.115:35393 [proto: 78.355/STUN.TelegramVoip][IP: 0/Unknown][ClearText][Confidence: DPI (cache)][DPI packets: 4][cat: VoIP/10][2 pkts/248 bytes <-> 2 pkts/244 bytes][Goodput ratio: 66/65][0.13 sec][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][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]
 	18	UDP 192.168.12.169:40906 <-> 91.108.9.35:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI (cache)][DPI packets: 4][cat: VoIP/10][2 pkts/124 bytes <-> 2 pkts/252 bytes][Goodput ratio: 32/66][10.06 sec][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Plen Bins: 50,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	19	UDP 192.168.12.169:40906 <-> 91.108.13.23:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI (cache)][DPI packets: 4][cat: VoIP/10][2 pkts/124 bytes <-> 2 pkts/252 bytes][Goodput ratio: 32/66][10.28 sec][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][PLAIN TEXT (RBkPSgr)][Plen Bins: 50,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
 	20	UDP 192.168.12.169:40906 <-> 91.108.17.2:1400 [proto: 78.355/STUN.TelegramVoip][IP: 185/Telegram][ClearText][Confidence: DPI (cache)][DPI packets: 4][cat: VoIP/10][2 pkts/124 bytes <-> 2 pkts/252 bytes][Goodput ratio: 32/66][10.30 sec][Risk: ** Known Proto on Non Std Port **][Risk Score: 50][Plen Bins: 50,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
diff --git a/tests/cfgs/stun_extra_dissection/config.txt b/tests/cfgs/stun_extra_dissection/config.txt
new file mode 100644
index 000000000..8f6faf085
--- /dev/null
+++ b/tests/cfgs/stun_extra_dissection/config.txt
@@ -0,0 +1 @@
+--cfg=stun,max_packets_extra_dissection,255
diff --git a/tests/cfgs/stun_extra_dissection/pcap/stun_dtls_rtp_unidir.pcapng b/tests/cfgs/stun_extra_dissection/pcap/stun_dtls_rtp_unidir.pcapng
new file mode 120000
index 000000000..b7223bfd0
--- /dev/null
+++ b/tests/cfgs/stun_extra_dissection/pcap/stun_dtls_rtp_unidir.pcapng
@@ -0,0 +1 @@
+../../default/pcap/stun_dtls_rtp_unidir.pcapng
\ No newline at end of file
diff --git a/tests/cfgs/stun_extra_dissection/pcap/stun_zoom.pcapng b/tests/cfgs/stun_extra_dissection/pcap/stun_zoom.pcapng
new file mode 120000
index 000000000..1138a74db
--- /dev/null
+++ b/tests/cfgs/stun_extra_dissection/pcap/stun_zoom.pcapng
@@ -0,0 +1 @@
+../../default/pcap/stun_zoom.pcapng
\ No newline at end of file
diff --git a/tests/cfgs/stun_extra_dissection/result/stun_dtls_rtp_unidir.pcapng.out b/tests/cfgs/stun_extra_dissection/result/stun_dtls_rtp_unidir.pcapng.out
new file mode 100644
index 000000000..0dadf81fd
--- /dev/null
+++ b/tests/cfgs/stun_extra_dissection/result/stun_dtls_rtp_unidir.pcapng.out
@@ -0,0 +1,34 @@
+DPI Packets (UDP):	36	(18.00 pkts/flow)
+Confidence DPI              : 2 (flows)
+Num dissector calls: 12 (6.00 diss/flow)
+LRU cache ookla:      0/0/0 (insert/search/found)
+LRU cache bittorrent: 0/0/0 (insert/search/found)
+LRU cache zoom:       0/0/0 (insert/search/found)
+LRU cache stun:       32/88/0 (insert/search/found)
+LRU cache tls_cert:   0/5/0 (insert/search/found)
+LRU cache mining:     0/0/0 (insert/search/found)
+LRU cache msteams:    0/0/0 (insert/search/found)
+LRU cache stun_zoom:  0/0/0 (insert/search/found)
+Automa host:          0/0 (search/found)
+Automa domain:        0/0 (search/found)
+Automa tls cert:      1/0 (search/found)
+Automa risk mask:     0/0 (search/found)
+Automa common alpns:  0/0 (search/found)
+Patricia risk mask:   4/0 (search/found)
+Patricia risk mask IPv6: 0/0 (search/found)
+Patricia risk:        0/0 (search/found)
+Patricia risk IPv6:   0/0 (search/found)
+Patricia protocols:   4/0 (search/found)
+Patricia protocols IPv6: 0/0 (search/found)
+
+RTP	43	10358	2
+
+Acceptable                      43 10358         2            
+
+JA3 Host Stats: 
+		 IP Address                  	 # JA3C     
+	1	 10.10.0.1                	 1      
+
+
+	1	UDP 10.1.0.3:5853 -> 10.10.0.1:2808 [proto: 30.87/DTLS.RTP][IP: 0/Unknown][Encrypted][Confidence: DPI][DPI packets: 15][cat: Network/14][18 pkts/5384 bytes -> 0 pkts/0 bytes][Goodput ratio: 86/0][7.17 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 386/0 4001/0 979/0][Pkt Len c2s/s2c min/avg/max/stddev: 102/0 299/0 750/0 221/0][Risk: ** Self-signed Cert **][Risk Score: 100][Risk Info: CN=8][DTLSv1.0][JA3S: 1cfcbe58451407e23669f1dd08565519][Issuer: CN=8][Subject: CN=8][Certificate SHA-1: 94:8C:6F:C3:00:6A:A1:63:F1:52:7E:7F:1F:A7:93:90:46:3B:B1:2D][Validity: 2015-12-10 05:41:43 - 2016-01-10 05:41:43][Cipher: TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA][PLAIN TEXT (Coturn)][Plen Bins: 0,5,5,5,34,22,0,0,0,5,0,0,0,0,0,5,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	2	UDP 10.10.0.1:65226 -> 10.1.0.3:57730 [proto: 30.87/DTLS.RTP][IP: 0/Unknown][Encrypted][Confidence: DPI][DPI packets: 21][cat: Network/14][25 pkts/4974 bytes -> 0 pkts/0 bytes][Goodput ratio: 79/0][7.16 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 324/0 4001/0 904/0][Pkt Len c2s/s2c min/avg/max/stddev: 78/0 199/0 478/0 92/0][DTLSv1.0][JA3C: fd8faf73d274d5614a51dae82304be0a][JA4: t00d250500_c70d7c76d4be_255c854b9f77][PLAIN TEXT (username1)][Plen Bins: 0,8,16,16,32,0,4,8,0,12,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
diff --git a/tests/cfgs/stun_extra_dissection/result/stun_zoom.pcapng.out b/tests/cfgs/stun_extra_dissection/result/stun_zoom.pcapng.out
new file mode 100644
index 000000000..5d1f969e0
--- /dev/null
+++ b/tests/cfgs/stun_extra_dissection/result/stun_zoom.pcapng.out
@@ -0,0 +1,34 @@
+DPI Packets (UDP):	36	(18.00 pkts/flow)
+Confidence DPI              : 2 (flows)
+Num dissector calls: 12 (6.00 diss/flow)
+LRU cache ookla:      0/0/0 (insert/search/found)
+LRU cache bittorrent: 0/0/0 (insert/search/found)
+LRU cache zoom:       0/0/0 (insert/search/found)
+LRU cache stun:       0/40/0 (insert/search/found)
+LRU cache tls_cert:   0/9/0 (insert/search/found)
+LRU cache mining:     0/0/0 (insert/search/found)
+LRU cache msteams:    0/0/0 (insert/search/found)
+LRU cache stun_zoom:  0/0/0 (insert/search/found)
+Automa host:          2/2 (search/found)
+Automa domain:        2/0 (search/found)
+Automa tls cert:      0/0 (search/found)
+Automa risk mask:     0/0 (search/found)
+Automa common alpns:  4/4 (search/found)
+Patricia risk mask:   4/0 (search/found)
+Patricia risk mask IPv6: 0/0 (search/found)
+Patricia risk:        0/0 (search/found)
+Patricia risk IPv6:   0/0 (search/found)
+Patricia protocols:   2/2 (search/found)
+Patricia protocols IPv6: 0/0 (search/found)
+
+Zoom	70	18258	2
+
+Acceptable                      70 18258         2            
+
+JA3 Host Stats: 
+		 IP Address                  	 # JA3C     
+	1	 192.168.43.169           	 1      
+
+
+	1	UDP 192.168.43.169:53065 <-> 134.224.90.111:8801 [proto: 30.189/DTLS.Zoom][IP: 189/Zoom][Encrypted][Confidence: DPI][DPI packets: 22][cat: Video/26][19 pkts/3524 bytes <-> 21 pkts/6353 bytes][Goodput ratio: 77/86][1.19 sec][(Advertised) ALPNs: webrtc;c-webrtc][bytes ratio: -0.286 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 64/45 153/178 50/56][Pkt Len c2s/s2c min/avg/max/stddev: 91/56 185/303 231/1094 42/390][DTLSv1.2][JA3C: 3e12a43c7535bb32beac3928f8fe905d][JA4: t00d0808we_c6c2b6ec87e0_06b1ae923e2a][ServerNames: *.cloud.zoom.us][JA3S: 323ab23be4a686962b978f9ca6735add][Issuer: C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1][Subject: C=US, ST=California, L=San Jose, O=Zoom Video Communications, Inc., CN=*.cloud.zoom.us][Certificate SHA-1: FD:F2:22:45:64:31:28:BD:2D:56:D6:F4:56:01:71:88:E3:4C:2C:D9][Firefox][Validity: 2022-01-22 00:00:00 - 2023-01-24 23:59:59][Cipher: TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256][PLAIN TEXT (webrtc)][Plen Bins: 5,15,27,2,27,10,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	2	UDP 192.168.43.169:48854 <-> 134.224.90.111:8801 [proto: 30.189/DTLS.Zoom][IP: 189/Zoom][Encrypted][Confidence: DPI][DPI packets: 14][cat: Video/26][13 pkts/2491 bytes <-> 17 pkts/5890 bytes][Goodput ratio: 78/88][0.76 sec][(Advertised) ALPNs: webrtc;c-webrtc][bytes ratio: -0.406 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 73/43 200/286 59/80][Pkt Len c2s/s2c min/avg/max/stddev: 91/56 192/346 231/1094 40/422][DTLSv1.2][JA3C: 3e12a43c7535bb32beac3928f8fe905d][JA4: t00d0808we_c6c2b6ec87e0_06b1ae923e2a][ServerNames: *.cloud.zoom.us][JA3S: 323ab23be4a686962b978f9ca6735add][Issuer: C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1][Subject: C=US, ST=California, L=San Jose, O=Zoom Video Communications, Inc., CN=*.cloud.zoom.us][Certificate SHA-1: FD:F2:22:45:64:31:28:BD:2D:56:D6:F4:56:01:71:88:E3:4C:2C:D9][Firefox][Validity: 2022-01-22 00:00:00 - 2023-01-24 23:59:59][Cipher: TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256][PLAIN TEXT (DCBD09778680)][Plen Bins: 10,13,23,0,26,10,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]