Packet #1618871 Success

TRACEROUTE_APP packet from BRC6 🇧🇬🌞 (BRC6) to BRC18 Т1КЕ 🇧🇬📡 (BRN3)

1
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 1618871
Mesh Packet ID: 0x865082e8
Used for correlation across gateways
Timestamp: 2026-03-28 15:20:32 UTC
From Node: BRC6 🇧🇬🌞 (BRC6)
To Node: BRC18 Т1КЕ 🇧🇬📡 (BRN3)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: BRC81 V4 GW 🇧🇬 (BRG1)
Channel: Bulgaria
RSSI: -91 dBm
SNR: 3.75 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 4c BRC5
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TRACEROUTE_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: BRC5 LILY 🇧🇬🌞 (BRC5)
Hop Count: 0 hops
Status: Forward complete, Return in progress
SNR Towards: -3.0 dB 9.5 dB
Return Path: BRC5 LILY 🇧🇬🌞 (BRC5)
SNR Back: 4.5 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 BRC18 Т1КЕ 🇧🇬📡 (BRN3) BRC5 LILY 🇧🇬🌞 (BRC5) 3.79 km -3.0 dB Origin Hops
2 BRC5 LILY 🇧🇬🌞 (BRC5) BRC6 🇧🇬🌞 (BRC6) 362.68 km 9.5 dB Destination Hops
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 BRC6 🇧🇬🌞 (BRC6) BRC5 LILY 🇧🇬🌞 (BRC5) 362.68 km 4.5 dB Return Start Hops
Total Forward Distance
366.47 km
Total Return Distance
362.68 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:28 bytes
Gateway:!b2a77b90
Channel:Bulgaria
Payload Type:TRACEROUTE_APP
Hop Count:0 / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Acknowledgment requested
+ 4 more...
Exposure Risks:
âš  Packet visible to MQTT subscribers
âš  RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !b2a77b90
Node ID format
channel_id Bulgaria
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 116730688
Source node ID 		uint32
to 3458669088
Target node ID 		uint32
decoded.portnum TRACEROUTE_APP
TRACEROUTE_APP 		enum
decoded.payload_length 28 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 -91.0 dBm
Signal strength at gateway 		int32
rx_snr 3.75 dB
Signal quality at gateway 		float
rx_time 1774711231
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 37
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 76
Relay node ID 		uint32
tx_after Not set uint32
timestamp Not set 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
  • ✓ Custom channel: Bulgaria
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • âš  Packet visible to MQTT subscribers
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Want ack: True
Gateway ID: !b2a77b90
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -91.0 dBm
SNR: 3.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 116732236 ], "snr_towards": [ -3.0, 9.5 ], "route_back": [ 116732236 ], "snr_back": [ 4.5 ], "route_node_names": { "116730688": "BRC6 🇧🇬🌞 (BRC6)", "3458669088": "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "116732236": "BRC5 LILY 🇧🇬🌞 (BRC5)" }, "traceroute_packet": { "packet_data": { "id": 1618871, "timestamp": 1774711232.0771253, "from_node_id": 116730688, "to_node_id": 3458669088, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!b2a77b90", "channel_id": "Bulgaria", "mesh_packet_id": 2253423336, "rssi": -91, "snr": 3.75, "hop_limit": 2, "hop_start": 2, "payload_length": 28, "processed_successfully": 1, "raw_payload": "0a044c31f506120bf4ffffffffffffffff01261a044c31f506220112", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1774711231, "pki_encrypted": 0, "next_hop": 0, "relay_node": 76, "tx_after": 0, "raw_service_envelope": "0a5b0d402bf50615201a27ce18252a2750d364a8557f69d829466b5bad4fba4ea1046b9db333086d2dc09b418c4aca56b6b8b4e272161e35e88250863dbff1c76945000070404802500160a5ffffffffffffffff01780298014ca80101120842756c67617269611a09216232613737623930", "timestamp_str": "2026-03-28 15:20:32 UTC", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "BRC6 🇧🇬🌞 (BRC6)", "to_node_name": "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "relay_hex": "4c", "relay_candidates": [ { "node_id": 116732236, "node_name": "BRC5 LILY 🇧🇬🌞", "hex_id": "!06f5314c", "short_name": "BRC5", "last_byte": "4c" } ], "gateway_name": "BRC81 V4 GW 🇧🇬 (BRG1)", "gateway_location": { "node_id": 2997320592, "latitude": 43.9353344, "longitude": 27.3678336, "altitude": 76, "timestamp": 1774815048.527279, "timestamp_str": "2026-03-29 20:10:48", "display_name": "BRC81 V4 GW 🇧🇬", "long_name": "BRC81 V4 GW 🇧🇬", "short_name": "BRG1", "hw_model": "HELTEC_V4" } }, "resolve_names": true, "packet_id": 1618871, "from_node_id": 116730688, "to_node_id": 3458669088, "timestamp": 1774711232.0771253, "gateway_id": "!b2a77b90", "raw_payload": "0a044c31f506120bf4ffffffffffffffff01261a044c31f506220112", "hop_limit": 2, "hop_start": 2, "from_node_name": "BRC6 🇧🇬🌞 (BRC6)", "to_node_name": "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "route_data": { "route_nodes": [ 116732236 ], "snr_towards": [ -3.0, 9.5 ], "route_back": [ 116732236 ], "snr_back": [ 4.5 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 3458669088, 116732236, 116730688 ], "node_names": [ "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "BRC5 LILY 🇧🇬🌞 (BRC5)", "BRC6 🇧🇬🌞 (BRC6)" ], "snr_values": [ -3.0, 9.5 ], "hops": [ { "hop_number": 1, "from_node_id": 3458669088, "to_node_id": 116732236, "from_node_name": "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "to_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "snr": -3.0, "direction": "forward", "is_target_hop": false, "distance_meters": 3791.2217357700274, "from_location_timestamp": 1774709869.346417, "to_location_timestamp": 1772826841.7204206, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 3.1w ago" }, { "hop_number": 2, "from_node_id": 116732236, "to_node_id": 116730688, "from_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "to_node_name": "BRC6 🇧🇬🌞 (BRC6)", "snr": 9.5, "direction": "forward", "is_target_hop": false, "distance_meters": 362677.6675746216, "from_location_timestamp": 1772826841.7204206, "to_location_timestamp": 1774622050.6887171, "from_location_age_warning": "from 3.1w ago", "to_location_age_warning": "from 1.0d ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 116730688, 116732236 ], "node_names": [ "BRC6 🇧🇬🌞 (BRC6)", "BRC5 LILY 🇧🇬🌞 (BRC5)" ], "snr_values": [ 4.5 ], "hops": [ { "hop_number": 1, "from_node_id": 116730688, "to_node_id": 116732236, "from_node_name": "BRC6 🇧🇬🌞 (BRC6)", "to_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "snr": 4.5, "direction": "return", "is_target_hop": false, "distance_meters": 362677.6675746216, "from_location_timestamp": 1774622050.6887171, "to_location_timestamp": 1772826841.7204206, "from_location_age_warning": "from 1.0d ago", "to_location_age_warning": "from 3.1w ago" } ], "is_complete": false, "total_hops": 1 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 3458669088, 116732236, 116730688 ], "node_names": [ "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "BRC5 LILY 🇧🇬🌞 (BRC5)", "BRC6 🇧🇬🌞 (BRC6)" ], "snr_values": [ -3.0, 9.5, 4.5 ], "hops": [ { "hop_number": 1, "from_node_id": 3458669088, "to_node_id": 116732236, "from_node_name": "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "to_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "snr": -3.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 3791.2217357700274, "from_location_timestamp": 1774709869.346417, "to_location_timestamp": 1772826841.7204206, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 3.1w ago" }, { "hop_number": 2, "from_node_id": 116732236, "to_node_id": 116730688, "from_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "to_node_name": "BRC6 🇧🇬🌞 (BRC6)", "snr": 9.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 362677.6675746216, "from_location_timestamp": 1772826841.7204206, "to_location_timestamp": 1774622050.6887171, "from_location_age_warning": "from 3.1w ago", "to_location_age_warning": "from 1.0d ago" }, { "hop_number": 3, "from_node_id": 116730688, "to_node_id": 116732236, "from_node_name": "BRC6 🇧🇬🌞 (BRC6)", "to_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "snr": 4.5, "direction": "return_rf", "is_target_hop": false, "distance_meters": 362677.6675746216, "from_location_timestamp": 1774622050.6887171, "to_location_timestamp": 1772826841.7204206, "from_location_age_warning": "from 1.0d ago", "to_location_age_warning": "from 3.1w ago" } ], "is_complete": false, "total_hops": 3 } }, "has_return_path": true, "is_complete": true, "forward_path_display": "BRC18 Т1КЕ 🇧🇬📡 (BRN3) → BRC5 LILY 🇧🇬🌞 (BRC5) → BRC6 🇧🇬🌞 (BRC6)", "return_path_display": "BRC6 🇧🇬🌞 (BRC6) → BRC5 LILY 🇧🇬🌞 (BRC5)", "actual_rf_path_display": "BRC18 Т1КЕ 🇧🇬📡 (BRN3) → BRC5 LILY 🇧🇬🌞 (BRC5) → BRC6 🇧🇬🌞 (BRC6)", "forward_hops": [ { "hop_number": 1, "from_node_id": 3458669088, "to_node_id": 116732236, "from_node_name": "BRC18 Т1КЕ 🇧🇬📡 (BRN3)", "to_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "snr": -3.0, "direction": "forward", "is_target_hop": false, "distance_meters": 3791.2217357700274, "from_location_timestamp": 1774709869.346417, "to_location_timestamp": 1772826841.7204206, "from_location_age_warning": "from 0.4h ago", "to_location_age_warning": "from 3.1w ago" }, { "hop_number": 2, "from_node_id": 116732236, "to_node_id": 116730688, "from_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "to_node_name": "BRC6 🇧🇬🌞 (BRC6)", "snr": 9.5, "direction": "forward", "is_target_hop": false, "distance_meters": 362677.6675746216, "from_location_timestamp": 1772826841.7204206, "to_location_timestamp": 1774622050.6887171, "from_location_age_warning": "from 3.1w ago", "to_location_age_warning": "from 1.0d ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 116730688, "to_node_id": 116732236, "from_node_name": "BRC6 🇧🇬🌞 (BRC6)", "to_node_name": "BRC5 LILY 🇧🇬🌞 (BRC5)", "snr": 4.5, "direction": "return", "is_target_hop": false, "distance_meters": 362677.6675746216, "from_location_timestamp": 1774622050.6887171, "to_location_timestamp": 1772826841.7204206, "from_location_age_warning": "from 1.0d ago", "to_location_age_warning": "from 3.1w ago" } ], "total_forward_distance": 366468.8893103916, "total_return_distance": 362677.6675746216 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 116730688, "to": 3458669088, "channel": 37, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "CgRMMfUGEgv0//////////8BJhoETDH1BiIBEg==", "request_id": 2662097298, "bitfield": 1 }, "id": 2253423336, "rx_time": 1774711231, "rx_snr": 3.75, "hop_limit": 2, "want_ack": true, "rx_rssi": -91, "hop_start": 2, "relay_node": 76, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "Bulgaria", "gateway_id": "!b2a77b90" }, "mesh_packet": { "from": 116730688, "to": 3458669088, "channel": 37, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "CgRMMfUGEgv0//////////8BJhoETDH1BiIBEg==", "request_id": 2662097298, "bitfield": 1, "parsed_payload": { "route": [ 116732236 ], "snr_towards": [ -12, 38 ], "route_back": [ 116732236 ], "snr_back": [ 18 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } }, "id": 2253423336, "rx_time": 1774711231, "rx_snr": 3.75, "hop_limit": 2, "want_ack": true, "rx_rssi": -91, "hop_start": 2, "relay_node": 76, "transport_mechanism": "TRANSPORT_LORA" } }
Raw Packet Data (28 bytes)
0a044c31f506120bf4ffffffffffffffff01261a044c31f506220112
Hex Analysis:
Size:28 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 Relay Channel Timestamp Actions
BRC81 V4 GW 🇧🇬 (BRG1) Primary 0.000s
Reference 		-91.0 dBm 3.75 dB 0 4c BRC5 Bulgaria 2026-03-28 15:20:32 UTC Current
No other receptions found within ±2 seconds
1

Total Receptions

1

Unique Gateways