Packet #2175650 Success

TRACEROUTE_APP packet from Sauron๐Ÿ—ผ๐ŸŒž (SAU) to Meshtastic 4a50 (4a50)

16
Total Receptions
15
Unique Gateways
0
Hop Count
30
Payload Bytes
Packet Information
Database ID: 2175650
Mesh Packet ID: 0x93d405b6
Used for correlation across gateways
Timestamp: 2025-06-28 21:37:37 UTC
From Node: Sauron๐Ÿ—ผ๐ŸŒž (SAU)
To Node: Meshtastic 4a50 (4a50)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: pipeline (pipe)
Channel: LongFast
RSSI: -122 dBm
SNR: -10.0 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Payload Data
Protocol: TRACEROUTE_APP
Size: 30 bytes
Decoded: Yes
Decoded Data:
Route Information
SNR Towards: -18.0 dB
Return Path: pipeline (pipe)
SNR Back: -10.0 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Meshtastic 4a50 (4a50) Sauron๐Ÿ—ผ๐ŸŒž (SAU) 43.42 km -18.0 dB Origin Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Sauron๐Ÿ—ผ๐ŸŒž (SAU) pipeline (pipe) 36.45 km -10.0 dB Return Start Hops
Total Forward Distance
43.42 km
Total Return Distance
36.45 km
Combined Traceroute Graph
Controls: Drag nodes to rearrange โ€ข Mouse wheel to zoom โ€ข Click and drag background to pan โ€ข Hover for details
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Legend & Paths
Nodes
๐Ÿ”„ Router Node
๐Ÿ“ก Gateway Node
๐Ÿš€ Source Node
๐ŸŽฏ Target Node
Connections
RF Link
Gateway Connection
Direct Reception (0 hops)
Packet Paths
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Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) โ†’ MeshPacket (Mesh layer) โ†’ Decoded Payload (Application data)
Total Size:30 bytes
Gateway:!b03b3f68
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
โœ“ Direct LoRa transmission (not via MQTT)
โœ“ Acknowledgment requested
+ 3 more...
Exposure Risks:
โš  Default channel - no encryption
โš  Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b03b3f68
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (30 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 689380565
Source node ID
uint32
to 1471040080
Target node ID
uint32
decoded.portnum 70
TRACEROUTE_APP
enum
decoded.payload_length 30 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi -122.0 dBm
Signal strength at gateway
int32
rx_snr -10.00 dB
Signal quality at gateway
float
rx_time 1751146657
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack True
Acknowledgment requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 213
Relay node ID
uint32
tx_after Not set uint32
timestamp 1751146657.9377408
Unix timestamp
uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • โœ“ Direct LoRa transmission (not via MQTT)
  • โœ“ Acknowledgment requested
  • โœ“ Targeted to specific node
  • โœ“ Gateway node ID tracked
  • โœ“ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • โš  Default channel - no encryption
  • โš  Packet visible to MQTT subscribers
  • โš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !b03b3f68
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -122.0 dBm
SNR: -10.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:30 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [], "snr_towards": [ -18.0 ], "route_back": [ 2956672872 ], "snr_back": [ -10.0 ], "route_node_names": { "2956672872": "pipeline (pipe)", "1471040080": "Meshtastic 4a50 (4a50)", "689380565": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)" }, "traceroute_packet": { "packet_data": { "id": 2175650, "timestamp": 1751146657.9377408, "from_node_id": 689380565, "to_node_id": 1471040080, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b03b3f68", "channel_id": "LongFast", "mesh_packet_id": 2480145846, "rssi": -122, "snr": -10.0, "hop_limit": 2, "hop_start": 2, "payload_length": 30, "processed_successfully": 1, "raw_payload": "120ab8ffffffffffffffff011a04683f3bb0220ad8ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1751146657, "pki_encrypted": 0, "next_hop": 0, "relay_node": 213, "tx_after": 0, "timestamp_str": "2025-06-28 21:37:37", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "to_node_name": "Meshtastic 4a50 (4a50)", "gateway_name": "pipeline (pipe)", "gateway_location": { "node_id": 2956672872, "latitude": 40.5536768, "longitude": -3.6438016, "altitude": 659, "timestamp": 1751296501.7171948, "timestamp_str": "2025-06-30 15:15:01", "display_name": "pipeline", "long_name": "pipeline", "short_name": "pipe", "hw_model": "HELTEC_V3" } }, "resolve_names": true, "packet_id": 2175650, "from_node_id": 689380565, "to_node_id": 1471040080, "timestamp": 1751146657.9377408, "gateway_id": "!b03b3f68", "raw_payload": "120ab8ffffffffffffffff011a04683f3bb0220ad8ffffffffffffffff01", "hop_limit": 2, "hop_start": 2, "from_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "to_node_name": "Meshtastic 4a50 (4a50)", "route_data": { "route_nodes": [], "snr_towards": [ -18.0 ], "route_back": [ 2956672872 ], "snr_back": [ -10.0 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 1471040080, 689380565 ], "node_names": [ "Meshtastic 4a50 (4a50)", "Sauron๐Ÿ—ผ๐ŸŒž (SAU)" ], "snr_values": [ -18.0 ], "hops": [ { "hop_number": 1, "from_node_id": 1471040080, "to_node_id": 689380565, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "snr": -18.0, "direction": "forward", "is_target_hop": false, "distance_meters": 43420.58433058801, "from_location_timestamp": 1751144740.3148088, "to_location_timestamp": 1751146594.1406574, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 0.0h ago" } ], "is_complete": false, "total_hops": 1 }, "return_path": { "path_type": "return", "node_ids": [ 689380565, 2956672872 ], "node_names": [ "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "pipeline (pipe)" ], "snr_values": [ -10.0 ], "hops": [ { "hop_number": 1, "from_node_id": 689380565, "to_node_id": 2956672872, "from_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "to_node_name": "pipeline (pipe)", "snr": -10.0, "direction": "return", "is_target_hop": false, "distance_meters": 36453.09470847027, "from_location_timestamp": 1751146594.1406574, "to_location_timestamp": 1751144696.312092, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.5h ago" } ], "is_complete": false, "total_hops": 1 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 1471040080, 689380565, 2956672872 ], "node_names": [ "Meshtastic 4a50 (4a50)", "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "pipeline (pipe)" ], "snr_values": [ -18.0, -10.0 ], "hops": [ { "hop_number": 1, "from_node_id": 1471040080, "to_node_id": 689380565, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "snr": -18.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 43420.58433058801, "from_location_timestamp": 1751144740.3148088, "to_location_timestamp": 1751146594.1406574, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 0.0h ago" }, { "hop_number": 2, "from_node_id": 689380565, "to_node_id": 2956672872, "from_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "to_node_name": "pipeline (pipe)", "snr": -10.0, "direction": "return_rf", "is_target_hop": false, "distance_meters": 36453.09470847027, "from_location_timestamp": 1751146594.1406574, "to_location_timestamp": 1751144696.312092, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.5h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Meshtastic 4a50 (4a50) โ†’ Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "return_path_display": "Sauron๐Ÿ—ผ๐ŸŒž (SAU) โ†’ pipeline (pipe)", "actual_rf_path_display": "Meshtastic 4a50 (4a50) โ†’ Sauron๐Ÿ—ผ๐ŸŒž (SAU) โ†’ pipeline (pipe)", "forward_hops": [ { "hop_number": 1, "from_node_id": 1471040080, "to_node_id": 689380565, "from_node_name": "Meshtastic 4a50 (4a50)", "to_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "snr": -18.0, "direction": "forward", "is_target_hop": false, "distance_meters": 43420.58433058801, "from_location_timestamp": 1751144740.3148088, "to_location_timestamp": 1751146594.1406574, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 0.0h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 689380565, "to_node_id": 2956672872, "from_node_name": "Sauron๐Ÿ—ผ๐ŸŒž (SAU)", "to_node_name": "pipeline (pipe)", "snr": -10.0, "direction": "return", "is_target_hop": false, "distance_meters": 36453.09470847027, "from_location_timestamp": 1751146594.1406574, "to_location_timestamp": 1751144696.312092, "from_location_age_warning": "from 0.0h ago", "to_location_age_warning": "from 0.5h ago" } ], "total_forward_distance": 43420.58433058801, "total_return_distance": 36453.09470847027 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b03b3f68", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 689380565, "to": 1471040080, "id": 2480145846, "rx_time": 1751146657, "rx_snr": -10.0, "rx_rssi": -122, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 213, "tx_after": 0, "decoded": { "portnum": 70, "payload": "120ab8ffffffffffffffff011a04683f3bb0220ad8ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "snr_towards": [ -72 ], "route_back": [ 2956672872 ], "snr_back": [ -40 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (30 bytes)
120ab8ffffffffffffffff011a04683f3bb0220ad8ffffffffffffffff01
Hex Analysis:
Size:30 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations
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Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
pipeline (pipe) Primary 0.000s
Reference
-122.0 dBm -10.00 dB 0 LongFast 2025-06-28 21:37:37 Current
Mec Rocket Meco (MRM) -0.267s
Before
-120.0 dBm -15.50 dB 0 LongFast 2025-06-28 21:37:37 View
Meshtastic c498๐Ÿ“ก๐ŸŒ (C498) -0.005s
Before
-126.0 dBm -20.25 dB 0 LongFast 2025-06-28 21:37:37 View
Venturada base๐Ÿ—ผ๐ŸŒ (Vb) +0.010s
After
-99.0 dBm -2.00 dB 0 LongFast 2025-06-28 21:37:37 View
Wake Up, Neo...๐Ÿ“ก (NEO) +0.725s
After
-93.0 dBm -2.75 dB 0 LongFast 2025-06-28 21:37:38 View
Yoda01 (Yd01) +1.588s
After
-127.0 dBm -21.00 dB 1 LongFast 2025-06-28 21:37:39 View
Hugo ๐Ÿ“ฑ๐ŸŒก๏ธ (HUGO) +1.968s
After
-93.0 dBm -17.25 dB 1 LongFast 2025-06-28 21:37:39 View
Perseo ๐Ÿ—ผ (nvm1) +2.765s
After
-108.0 dBm -12.00 dB 1 LongFast 2025-06-28 21:37:40 View
SkG@Home ๐Ÿ—ผ๐ŸŒ (SkGH) +2.815s
After
-103.0 dBm 0.50 dB 1 LongFast 2025-06-28 21:37:40 View
GRN1-Base๐Ÿ“ก๐ŸŒ (GRN1) +2.974s
After
-124.0 dBm -15.25 dB 2 LongFast 2025-06-28 21:37:40 View
Villalbilla02 (VBV2) +3.243s
After
-125.0 dBm -18.75 dB 2 LongFast 2025-06-28 21:37:41 View
Vito ๐Ÿ“Ÿ๐Ÿ“ก (VTO) +4.633s
After
-111.0 dBm -5.25 dB 2 LongFast 2025-06-28 21:37:42 View
[TLGO] Base ๐Ÿ“ก๐ŸŒ (TLG0) +5.797s
After
-104.0 dBm 2.00 dB 1 LongFast 2025-06-28 21:37:43 View
Aldinra_1640_๐Ÿ—ผ๐ŸŒ (AldB) +5.884s
After
-120.0 dBm -14.00 dB 1 LongFast 2025-06-28 21:37:43 View
Torrejon de ardoz Node (5b30) +277.351s
After
-125.0 dBm -16.00 dB 2 LongFast 2025-06-28 21:42:15 View
Torrejon de ardoz Node (5b30) +304.402s
After
-125.0 dBm -16.00 dB 2 LongFast 2025-06-28 21:42:42 View
16

Total Receptions

15

Unique Gateways