Packet #5616204 Success

TRACEROUTE_APP packet from ExperimentalNode (expn) to Meshtastic 114. (114.)

1
Total Receptions
1
Unique Gateways
3
Hop Count
56
Payload Bytes
Packet Information
Database ID: 5616204
Mesh Packet ID: 0xd5785d44
Used for correlation across gateways
Timestamp: 2026-01-12 10:54:35 UTC
From Node: ExperimentalNode (expn)
To Node: Meshtastic 114. (114.)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Aster-02 (AST2)
Channel: LongFast
RSSI: -100 dBm
SNR: -13.0 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Payload Data
Protocol: TRACEROUTE_APP
Size: 56 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Synyav Grsh (GRSH)
Hop Count: 0 hops
Status: Forward incomplete, Return in progress
SNR Towards: -5.25 dB 3.0 dB
Return Path: Synyav Grsh (GRSH) 🍄 475c (GRIB) Ice
SNR Back: 3.25 dB -12.5 dB -10.5 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Meshtastic 114. (114.) Synyav Grsh (GRSH) 42.90 km -5.25 dB Origin Hops
2 Synyav Grsh (GRSH) ExperimentalNode (expn) 42.90 km 3.0 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 ExperimentalNode (expn) Synyav Grsh (GRSH) 42.90 km 3.25 dB Return Start Hops
2 Synyav Grsh (GRSH) 🍄 475c (GRIB) 42.53 km -12.5 dB Return Relay Hops
3 🍄 475c (GRIB) Ice 1.67 km -10.5 dB Return End Hops
Total Forward Distance
85.80 km
Total Return Distance
87.10 km
Combined Traceroute Graph
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Legend & Paths
Nodes
🔄 Router Node
📡 Gateway Node
🚀 Source Node
🎯 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) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:56 bytes
Gateway:!b2a78a88
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b2a78a88
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (56 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658494944
Source node ID
uint32
to 2661118724
Target node ID
uint32
decoded.portnum 70
TRACEROUTE_APP
enum
decoded.payload_length 56 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -100.0 dBm
Signal strength at gateway
int32
rx_snr -13.00 dB
Signal quality at gateway
float
rx_time 1768204475
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 188
Relay node ID
uint32
tx_after Not set uint32
timestamp 1768204475.6090837
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:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Acknowledgment requested
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !b2a78a88
Signal Metrics: RSSI: -100.0 dBm
SNR: -13.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:56 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 1770333696 ], "snr_towards": [ -5.25, 3.0 ], "route_back": [ 1770333696, 1819559772, 477397948 ], "snr_back": [ 3.25, -12.5, -10.5 ], "route_node_names": { "1770333696": "Synyav Grsh (GRSH)", "2658494944": "ExperimentalNode (expn)", "2661118724": "Meshtastic 114. (114.)", "1819559772": "🍄 475c (GRIB)", "477397948": "Ice" }, "traceroute_packet": { "packet_data": { "id": 5616204, "timestamp": 1768204475.6090837, "from_node_id": 2658494944, "to_node_id": 2661118724, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b2a78a88", "channel_id": "LongFast", "mesh_packet_id": 3581435204, "rssi": -100, "snr": -13.0, "hop_limit": 0, "hop_start": 3, "payload_length": 56, "processed_successfully": 1, "raw_payload": "0a0400268569120bebffffffffffffffff010c1a0c002685695c47746cbc83741c22150dceffffffffffffffff01d6ffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1768204475, "pki_encrypted": 0, "next_hop": 0, "relay_node": 188, "tx_after": 0, "timestamp_str": "2026-01-12 10:54:35", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "ExperimentalNode (expn)", "to_node_name": "Meshtastic 114. (114.)", "gateway_name": "Aster-02 (AST2)", "gateway_location": { "node_id": 2997324424, "latitude": 55.7555712, "longitude": 37.4104064, "altitude": null, "timestamp": 1768481118.2954614, "timestamp_str": "2026-01-15 15:45:18", "display_name": "Aster-02", "long_name": "Aster-02", "short_name": "AST2", "hw_model": "HELTEC_V4" } }, "resolve_names": true, "packet_id": 5616204, "from_node_id": 2658494944, "to_node_id": 2661118724, "timestamp": 1768204475.6090837, "gateway_id": "!b2a78a88", "raw_payload": "0a0400268569120bebffffffffffffffff010c1a0c002685695c47746cbc83741c22150dceffffffffffffffff01d6ffffffffffffffff01", "hop_limit": 0, "hop_start": 3, "from_node_name": "ExperimentalNode (expn)", "to_node_name": "Meshtastic 114. (114.)", "route_data": { "route_nodes": [ 1770333696 ], "snr_towards": [ -5.25, 3.0 ], "route_back": [ 1770333696, 1819559772, 477397948 ], "snr_back": [ 3.25, -12.5, -10.5 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 2661118724, 1770333696, 2658494944 ], "node_names": [ "Meshtastic 114. (114.)", "Synyav Grsh (GRSH)", "ExperimentalNode (expn)" ], "snr_values": [ -5.25, 3.0 ], "hops": [ { "hop_number": 1, "from_node_id": 2661118724, "to_node_id": 1770333696, "from_node_name": "Meshtastic 114. (114.)", "to_node_name": "Synyav Grsh (GRSH)", "snr": -5.25, "direction": "forward", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768186268.2815604, "to_location_timestamp": 1768204090.7936983, "from_location_age_warning": "from 5.1h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 2, "from_node_id": 1770333696, "to_node_id": 2658494944, "from_node_name": "Synyav Grsh (GRSH)", "to_node_name": "ExperimentalNode (expn)", "snr": 3.0, "direction": "forward", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768204090.7936983, "to_location_timestamp": 1768186963.8694606, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 4.9h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 2658494944, 1770333696, 1819559772, 477397948 ], "node_names": [ "ExperimentalNode (expn)", "Synyav Grsh (GRSH)", "🍄 475c (GRIB)", "Ice" ], "snr_values": [ 3.25, -12.5, -10.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2658494944, "to_node_id": 1770333696, "from_node_name": "ExperimentalNode (expn)", "to_node_name": "Synyav Grsh (GRSH)", "snr": 3.25, "direction": "return", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768186963.8694606, "to_location_timestamp": 1768204090.7936983, "from_location_age_warning": "from 4.9h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 2, "from_node_id": 1770333696, "to_node_id": 1819559772, "from_node_name": "Synyav Grsh (GRSH)", "to_node_name": "🍄 475c (GRIB)", "snr": -12.5, "direction": "return", "is_target_hop": false, "distance_meters": 42529.962739934934, "from_location_timestamp": 1768204090.7936983, "to_location_timestamp": 1768202808.819288, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 0.5h ago" }, { "hop_number": 3, "from_node_id": 1819559772, "to_node_id": 477397948, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "Ice", "snr": -10.5, "direction": "return", "is_target_hop": false, "distance_meters": 1671.1930863974649, "from_location_timestamp": 1768202808.819288, "to_location_timestamp": 1768198970.1792862, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 1.5h ago" } ], "is_complete": false, "total_hops": 3 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 2661118724, 1770333696, 2658494944, 1819559772, 477397948 ], "node_names": [ "Meshtastic 114. (114.)", "Synyav Grsh (GRSH)", "ExperimentalNode (expn)", "🍄 475c (GRIB)", "Ice" ], "snr_values": [ -5.25, 3.0, 3.25, -12.5, -10.5 ], "hops": [ { "hop_number": 1, "from_node_id": 2661118724, "to_node_id": 1770333696, "from_node_name": "Meshtastic 114. (114.)", "to_node_name": "Synyav Grsh (GRSH)", "snr": -5.25, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768186268.2815604, "to_location_timestamp": 1768204090.7936983, "from_location_age_warning": "from 5.1h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 2, "from_node_id": 1770333696, "to_node_id": 2658494944, "from_node_name": "Synyav Grsh (GRSH)", "to_node_name": "ExperimentalNode (expn)", "snr": 3.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768204090.7936983, "to_location_timestamp": 1768186963.8694606, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 4.9h ago" }, { "hop_number": 3, "from_node_id": 2658494944, "to_node_id": 1770333696, "from_node_name": "ExperimentalNode (expn)", "to_node_name": "Synyav Grsh (GRSH)", "snr": 3.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768186963.8694606, "to_location_timestamp": 1768204090.7936983, "from_location_age_warning": "from 4.9h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 4, "from_node_id": 1770333696, "to_node_id": 1819559772, "from_node_name": "Synyav Grsh (GRSH)", "to_node_name": "🍄 475c (GRIB)", "snr": -12.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 42529.962739934934, "from_location_timestamp": 1768204090.7936983, "to_location_timestamp": 1768202808.819288, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 0.5h ago" }, { "hop_number": 5, "from_node_id": 1819559772, "to_node_id": 477397948, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "Ice", "snr": -10.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 1671.1930863974649, "from_location_timestamp": 1768202808.819288, "to_location_timestamp": 1768198970.1792862, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 1.5h ago" } ], "is_complete": false, "total_hops": 5 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Meshtastic 114. (114.) → Synyav Grsh (GRSH) → ExperimentalNode (expn)", "return_path_display": "ExperimentalNode (expn) → Synyav Grsh (GRSH) → 🍄 475c (GRIB) → Ice", "actual_rf_path_display": "Meshtastic 114. (114.) → Synyav Grsh (GRSH) → ExperimentalNode (expn) → 🍄 475c (GRIB) → Ice", "forward_hops": [ { "hop_number": 1, "from_node_id": 2661118724, "to_node_id": 1770333696, "from_node_name": "Meshtastic 114. (114.)", "to_node_name": "Synyav Grsh (GRSH)", "snr": -5.25, "direction": "forward", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768186268.2815604, "to_location_timestamp": 1768204090.7936983, "from_location_age_warning": "from 5.1h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 2, "from_node_id": 1770333696, "to_node_id": 2658494944, "from_node_name": "Synyav Grsh (GRSH)", "to_node_name": "ExperimentalNode (expn)", "snr": 3.0, "direction": "forward", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768204090.7936983, "to_location_timestamp": 1768186963.8694606, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 4.9h ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 2658494944, "to_node_id": 1770333696, "from_node_name": "ExperimentalNode (expn)", "to_node_name": "Synyav Grsh (GRSH)", "snr": 3.25, "direction": "return", "is_target_hop": false, "distance_meters": 42899.21607422171, "from_location_timestamp": 1768186963.8694606, "to_location_timestamp": 1768204090.7936983, "from_location_age_warning": "from 4.9h ago", "to_location_age_warning": "from 0.1h ago" }, { "hop_number": 2, "from_node_id": 1770333696, "to_node_id": 1819559772, "from_node_name": "Synyav Grsh (GRSH)", "to_node_name": "🍄 475c (GRIB)", "snr": -12.5, "direction": "return", "is_target_hop": false, "distance_meters": 42529.962739934934, "from_location_timestamp": 1768204090.7936983, "to_location_timestamp": 1768202808.819288, "from_location_age_warning": "from 0.1h ago", "to_location_age_warning": "from 0.5h ago" }, { "hop_number": 3, "from_node_id": 1819559772, "to_node_id": 477397948, "from_node_name": "🍄 475c (GRIB)", "to_node_name": "Ice", "snr": -10.5, "direction": "return", "is_target_hop": false, "distance_meters": 1671.1930863974649, "from_location_timestamp": 1768202808.819288, "to_location_timestamp": 1768198970.1792862, "from_location_age_warning": "from 0.5h ago", "to_location_age_warning": "from 1.5h ago" } ], "total_forward_distance": 85798.43214844342, "total_return_distance": 87100.3719005541 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b2a78a88", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658494944, "to": 2661118724, "id": 3581435204, "rx_time": 1768204475, "rx_snr": -13.0, "rx_rssi": -100, "hop_limit": 0, "hop_start": 3, "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 188, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a0400268569120bebffffffffffffffff010c1a0c002685695c47746cbc83741c22150dceffffffffffffffff01d6ffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 1770333696 ], "snr_towards": [ -21, 12 ], "route_back": [ 1770333696, 1819559772, 477397948 ], "snr_back": [ 13, -50, -42 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (56 bytes)
0a0400268569120bebffffffffffffffff010c1a0c002685695c47746cbc83741c22150dceffffffffffffffff01d6ffffffffffffffff01
Hex Analysis:
Size:56 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
Gateway Time Offset RSSI SNR Hops Channel Timestamp Actions
Aster-02 (AST2) Primary 0.000s
Reference
-100.0 dBm -13.00 dB 3 LongFast 2026-01-12 10:54:35 Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways