zabbix: improve detection (#2055)

4 files changed, 33 insertions, 11 deletions

diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
index 83c3b786e..d857c58b5 100644
--- a/src/lib/ndpi_main.c
+++ b/src/lib/ndpi_main.c
@@ -1867,7 +1867,7 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp
 			  ndpi_build_default_ports(ports_b, 5246, 5247, 0, 0, 0) /* UDP */);
   ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_ZABBIX,
 			  "Zabbix", NDPI_PROTOCOL_CATEGORY_NETWORK,
-			  ndpi_build_default_ports(ports_a, 10050, 0, 0, 0, 0) /* TCP */,
+			  ndpi_build_default_ports(ports_a, 10050, 10051, 0, 0, 0) /* TCP */,
 			  ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */);
   ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_S7COMM,
 			  "s7comm", NDPI_PROTOCOL_CATEGORY_NETWORK,
diff --git a/src/lib/protocols/zabbix.c b/src/lib/protocols/zabbix.c
index 29f5320be..528402927 100644
--- a/src/lib/protocols/zabbix.c
+++ b/src/lib/protocols/zabbix.c
@@ -37,13 +37,12 @@ static void ndpi_int_zabbix_add_connection(struct ndpi_detection_module_struct *
 static void ndpi_search_zabbix(struct ndpi_detection_module_struct *ndpi_struct,
 			       struct ndpi_flow_struct *flow) {
   struct ndpi_packet_struct *packet = &ndpi_struct->packet;
-  u_int8_t tomatch[] = { 'Z', 'B', 'X', 'D', 0x1 };
+  u_int8_t tomatch[] = { 'Z', 'B', 'X', 'D' };
 
   NDPI_LOG_DBG(ndpi_struct, "search Zabbix\n");
 
-  if(packet &&
-     (packet->payload_packet_len > 4)
-     && (memcmp(packet->payload, tomatch, 5) == 0))    
+  if((packet->payload_packet_len >= 4)
+     && (memcmp(packet->payload, tomatch, 4) == 0))
     ndpi_int_zabbix_add_connection(ndpi_struct, flow);
   else
     NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
diff --git a/tests/cfgs/default/pcap/zabbix.pcap b/tests/cfgs/default/pcap/zabbix.pcap
index 8e3d32f5e..dece91ee2 100644
--- a/tests/cfgs/default/pcap/zabbix.pcap
+++ b/tests/cfgs/default/pcap/zabbix.pcap
diff --git a/tests/cfgs/default/result/zabbix.pcap.out b/tests/cfgs/default/result/zabbix.pcap.out
index adf170da4..e97d7b64b 100644
--- a/tests/cfgs/default/result/zabbix.pcap.out
+++ b/tests/cfgs/default/result/zabbix.pcap.out
@@ -1,8 +1,8 @@
 Guessed flow protos:	0
 
-DPI Packets (TCP):	4	(4.00 pkts/flow)
-Confidence DPI              : 1 (flows)
-Num dissector calls: 1 (1.00 diss/flow)
+DPI Packets (TCP):	96	(4.00 pkts/flow)
+Confidence DPI              : 24 (flows)
+Num dissector calls: 24 (1.00 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)
@@ -18,8 +18,31 @@ Automa risk mask:     0/0 (search/found)
 Automa common alpns:  0/0 (search/found)
 Patricia risk mask:   0/0 (search/found)
 Patricia risk:        0/0 (search/found)
-Patricia protocols:   2/0 (search/found)
+Patricia protocols:   48/0 (search/found)
 
-Zabbix	10	715	1
+Zabbix	236	24571	24
 
-	1	TCP 192.168.67.98:57162 <-> 192.168.67.25:10050 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/361 bytes <-> 5 pkts/354 bytes][Goodput ratio: 6/5][0.01 sec][bytes ratio: 0.010 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 1/1 1/2 4/4 2/2][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 72/71 89/82 9/6][Plen Bins: 100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	1	TCP 192.168.7.16:36699 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/429 bytes <-> 5 pkts/1083 bytes][Goodput ratio: 21/69][0.00 sec][bytes ratio: -0.433 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/1 2/2 1/1][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 86/217 157/811 36/297][Plen Bins: 0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	2	TCP 192.168.7.16:60217 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/429 bytes <-> 5 pkts/1083 bytes][Goodput ratio: 21/69][0.00 sec][bytes ratio: -0.433 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/1 2/2 1/1][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 86/217 157/811 36/297][Plen Bins: 0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	3	TCP 192.168.7.16:50639 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/669 bytes <-> 5 pkts/436 bytes][Goodput ratio: 49/22][0.00 sec][bytes ratio: 0.211 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 134/87 397/164 132/39][Plen Bins: 0,0,0,50,0,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	4	TCP 192.168.7.16:37781 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][6 pkts/661 bytes <-> 5 pkts/436 bytes][Goodput ratio: 39/22][0.00 sec][bytes ratio: 0.205 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 110/87 323/164 95/39][Plen Bins: 0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	5	TCP 192.168.7.16:58079 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/657 bytes <-> 5 pkts/436 bytes][Goodput ratio: 48/22][0.00 sec][bytes ratio: 0.202 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/1 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 131/87 385/164 127/39][Plen Bins: 0,0,0,50,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	6	TCP 192.168.7.16:48017 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/654 bytes <-> 5 pkts/435 bytes][Goodput ratio: 48/22][0.00 sec][bytes ratio: 0.201 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 131/87 382/163 126/38][Plen Bins: 0,0,0,50,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	7	TCP 192.168.7.16:43677 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/649 bytes <-> 5 pkts/436 bytes][Goodput ratio: 48/22][0.00 sec][bytes ratio: 0.196 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 130/87 377/164 124/39][Plen Bins: 0,0,0,50,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	8	TCP 192.168.7.16:35243 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/648 bytes <-> 5 pkts/436 bytes][Goodput ratio: 48/22][0.00 sec][bytes ratio: 0.196 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 130/87 376/164 123/39][Plen Bins: 0,0,0,50,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	9	TCP 192.168.7.16:35627 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/640 bytes <-> 5 pkts/435 bytes][Goodput ratio: 47/22][0.00 sec][bytes ratio: 0.191 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 128/87 368/163 120/38][Plen Bins: 0,0,0,50,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	10	TCP 192.168.7.16:36623 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/619 bytes <-> 5 pkts/435 bytes][Goodput ratio: 45/22][0.00 sec][bytes ratio: 0.175 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 124/87 347/163 112/38][Plen Bins: 0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	11	TCP 192.168.7.16:52901 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/619 bytes <-> 5 pkts/435 bytes][Goodput ratio: 45/22][0.00 sec][bytes ratio: 0.175 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 124/87 347/163 112/38][Plen Bins: 0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	12	TCP 192.168.7.16:43395 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/617 bytes <-> 5 pkts/436 bytes][Goodput ratio: 45/22][0.00 sec][bytes ratio: 0.172 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 123/87 345/164 111/39][Plen Bins: 0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	13	TCP 192.168.7.16:55759 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][6 pkts/616 bytes <-> 5 pkts/436 bytes][Goodput ratio: 34/22][0.00 sec][bytes ratio: 0.171 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/1 1/2 0/1][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 103/87 278/164 78/39][Plen Bins: 0,0,0,50,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	14	TCP 192.168.7.16:41309 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/604 bytes <-> 5 pkts/436 bytes][Goodput ratio: 44/22][0.00 sec][bytes ratio: 0.162 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 121/87 332/164 106/39][Plen Bins: 0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	15	TCP 192.168.7.16:33661 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/594 bytes <-> 5 pkts/436 bytes][Goodput ratio: 43/22][0.00 sec][bytes ratio: 0.153 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 119/87 322/164 102/39][Plen Bins: 0,0,0,50,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	16	TCP 192.168.7.16:49215 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/593 bytes <-> 5 pkts/436 bytes][Goodput ratio: 43/22][0.00 sec][bytes ratio: 0.153 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 119/87 321/164 101/39][Plen Bins: 0,0,0,50,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	17	TCP 192.168.7.16:36755 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/587 bytes <-> 5 pkts/436 bytes][Goodput ratio: 42/22][0.00 sec][bytes ratio: 0.148 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 117/87 315/164 99/39][Plen Bins: 0,0,0,50,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	18	TCP 192.168.7.16:39595 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/581 bytes <-> 5 pkts/436 bytes][Goodput ratio: 42/22][0.00 sec][bytes ratio: 0.143 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 1/1 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 116/87 309/164 96/39][Plen Bins: 0,0,0,50,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	19	TCP 192.168.7.16:40553 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/551 bytes <-> 5 pkts/435 bytes][Goodput ratio: 39/22][0.00 sec][bytes ratio: 0.118 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 1/1 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 110/87 279/163 84/38][Plen Bins: 0,0,0,50,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	20	TCP 192.168.7.16:36763 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/513 bytes <-> 5 pkts/436 bytes][Goodput ratio: 34/22][0.00 sec][bytes ratio: 0.081 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 103/87 241/164 69/39][Plen Bins: 0,0,0,50,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	21	TCP 192.168.67.98:57162 <-> 192.168.67.25:10050 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/361 bytes <-> 5 pkts/354 bytes][Goodput ratio: 6/5][0.01 sec][bytes ratio: 0.010 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 1/1 1/2 4/4 2/2][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 72/71 89/82 9/6][Plen Bins: 100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	22	TCP 192.168.7.16:45197 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/433 bytes <-> 3 pkts/206 bytes][Goodput ratio: 22/0][0.00 sec][bytes ratio: 0.355 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/0 0/0 0/0 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 87/69 161/74 37/4][Plen Bins: 0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	23	TCP 192.168.7.16:48677 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/433 bytes <-> 3 pkts/206 bytes][Goodput ratio: 22/0][0.00 sec][bytes ratio: 0.355 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/1 0/1 1/1 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 87/69 161/74 37/4][Plen Bins: 0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
+	24	TCP 192.168.7.16:54089 <-> 192.168.7.17:10051 [proto: 248/Zabbix][IP: 0/Unknown][ClearText][Confidence: DPI][DPI packets: 4][cat: Network/14][5 pkts/433 bytes <-> 3 pkts/206 bytes][Goodput ratio: 22/0][0.00 sec][bytes ratio: 0.355 (Upload)][IAT c2s/s2c min/avg/max/stddev: 0/1 0/1 1/1 0/0][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 87/69 161/74 37/4][Plen Bins: 0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]