Packet #838731 Success

TRACEROUTE_APP packet from AEM eee8 (AEM) to Bryn Mawr Base (BRYN)

2
Total Receptions
2
Unique Gateways
0
Hop Count
17
Payload Bytes
Packet Information
Database ID: 838731
Mesh Packet ID: 0x057a8287
Used for correlation across gateways
Timestamp: 2026-07-22 06:54:08 UTC
From Node: AEM eee8 (AEM)
To Node: Bryn Mawr Base (BRYN)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: Bryn Mawr Base (BRYN)
Channel: LongFast
RSSI: -91 dBm
SNR: 3.25 dBm
Hop Info: 0/5 hops
Start: 5, Limit: 5
Relay Node: e8 AEM
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: 17 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Bryn Mawr Base (BRYN) → AEM eee8 (AEM)
Hop Count: 1 hops
Status: Incomplete - Final destination not reached
SNR Towards: 0.0 dB 5.75 dB
SNR Back: 3.25 dB
Route Visualization

Loading route map...

Map shows the geographic path if nodes have shared location data.
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 AEM eee8 (AEM) Bryn Mawr Base (BRYN) 918 m 0.0 dB Origin Hops
2 Bryn Mawr Base (BRYN) AEM eee8 (AEM) 918 m 5.75 dB Relay Hops
Traceroute incomplete - Final destination not reached
Total Forward Distance
1.84 km
Combined Traceroute Graph
Controls: Drag nodes to rearrange • Mouse wheel to zoom • Click and drag background to pan • Hover for details

Building graph...

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:17 bytes
Gateway:!16ced548
Channel:LongFast
Payload Type:TRACEROUTE_APP
Hop Count:0 / 5
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields

FieldValue
gateway_id !16ced548
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (17 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Canonical MeshPacket view reconstructed from stored protobuf bytes.

FieldValueType
from 2377510632
Source node ID 		uint32
to 382653768
Target node ID 		uint32
decoded.portnum TRACEROUTE_APP
TRACEROUTE_APP 		enum
decoded.payload_length 17 bytes size
hop_limit 5
Remaining hops allowed 		uint32
hop_start 5
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 3.25 dB
Signal quality at gateway 		float
rx_time 1784703247
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority Not set enum
delayed Not set enum
channel 8
Channel index 		uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 232
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)
  • ✓ Targeted to specific node
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !16ced548
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -91.0 dBm
SNR: 3.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:17 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 382653768, 2377510632 ], "snr_towards": [ 0.0, 5.75 ], "route_back": [], "snr_back": [ 3.25 ], "route_node_names": { "382653768": "Bryn Mawr Base (BRYN)", "2377510632": "AEM eee8 (AEM)" }, "traceroute_packet": { "packet_data": { "id": 838731, "timestamp": 1784703248.0586975, "from_node_id": 2377510632, "to_node_id": 382653768, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!16ced548", "channel_id": "LongFast", "mesh_packet_id": 91914887, "rssi": -91, "snr": 3.25, "hop_limit": 5, "hop_start": 5, "payload_length": 17, "processed_successfully": 1, "raw_payload": "0a0848d5ce16e8eeb58d1202001722010d", "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1784703247, "pki_encrypted": 0, "next_hop": 0, "relay_node": 232, "tx_after": 0, "raw_service_envelope": "0a4f0de8eeb58d1548d5ce1618082a1cfe978c62ff876b94aad151c04189fa1fe00a0ddd5b749ecc0b6e3d8a3587827a053d0f69606a4500005040480560a5ffffffffffffffff0178059801e801a8010112084c6f6e67466173741a09213136636564353438", "timestamp_str": "2026-07-22 06:54:08 UTC", "hop_count": 0, "has_payload": true, "success": 1, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "Bryn Mawr Base (BRYN)", "relay_hex": "e8", "relay_candidates": [ { "node_id": 2377510632, "node_name": "AEM eee8", "hex_id": "!8db5eee8", "short_name": "AEM", "last_byte": "e8" } ], "gateway_name": "Bryn Mawr Base (BRYN)", "gateway_location": { "node_id": 382653768, "latitude": 40.0228352, "longitude": -75.3205248, "altitude": 130, "timestamp": 1785263006.8420193, "timestamp_str": "2026-07-28 18:23:26", "display_name": "Bryn Mawr Base", "long_name": "Bryn Mawr Base", "short_name": "BRYN", "hw_model": "STATION_G2" } }, "resolve_names": true, "packet_id": 838731, "from_node_id": 2377510632, "to_node_id": 382653768, "timestamp": 1784703248.0586975, "gateway_id": "!16ced548", "raw_payload": "0a0848d5ce16e8eeb58d1202001722010d", "hop_limit": 5, "hop_start": 5, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "Bryn Mawr Base (BRYN)", "route_data": { "route_nodes": [ 382653768, 2377510632 ], "snr_towards": [ 0.0, 5.75 ], "route_back": [], "snr_back": [ 3.25 ] }, "forward_path": { "path_type": "forward", "node_ids": [ 2377510632, 382653768, 2377510632 ], "node_names": [ "AEM eee8 (AEM)", "Bryn Mawr Base (BRYN)", "AEM eee8 (AEM)" ], "snr_values": [ 0.0, 5.75 ], "hops": [ { "hop_number": 1, "from_node_id": 2377510632, "to_node_id": 382653768, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 917.8744574841809, "from_location_timestamp": 1784654803.0050282, "to_location_timestamp": 1784618939.2132554, "from_location_age_warning": "from 13.5h ago", "to_location_age_warning": "from 23.4h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 2377510632, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "AEM eee8 (AEM)", "snr": 5.75, "direction": "forward", "is_target_hop": false, "distance_meters": 917.8744574841809, "from_location_timestamp": 1784618939.2132554, "to_location_timestamp": 1784654803.0050282, "from_location_age_warning": "from 23.4h ago", "to_location_age_warning": "from 13.5h ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": null, "actual_rf_path": { "path_type": "forward_rf", "node_ids": [ 2377510632, 382653768 ], "node_names": [ "AEM eee8 (AEM)", "Bryn Mawr Base (BRYN)" ], "snr_values": [ 0.0, 5.75 ], "hops": [ { "hop_number": 1, "from_node_id": 2377510632, "to_node_id": 382653768, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 917.8744574841809, "from_location_timestamp": 1784654803.0050282, "to_location_timestamp": 1784618939.2132554, "from_location_age_warning": "from 13.5h ago", "to_location_age_warning": "from 23.4h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 2377510632, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "AEM eee8 (AEM)", "snr": 5.75, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 917.8744574841809, "from_location_timestamp": 1784618939.2132554, "to_location_timestamp": 1784654803.0050282, "from_location_age_warning": "from 23.4h ago", "to_location_age_warning": "from 13.5h ago" } ], "is_complete": false, "total_hops": 2 } }, "has_return_path": false, "is_complete": false, "forward_path_display": "AEM eee8 (AEM) → Bryn Mawr Base (BRYN) → AEM eee8 (AEM)", "return_path_display": null, "actual_rf_path_display": "AEM eee8 (AEM) → Bryn Mawr Base (BRYN)", "forward_hops": [ { "hop_number": 1, "from_node_id": 2377510632, "to_node_id": 382653768, "from_node_name": "AEM eee8 (AEM)", "to_node_name": "Bryn Mawr Base (BRYN)", "snr": 0.0, "direction": "forward", "is_target_hop": false, "distance_meters": 917.8744574841809, "from_location_timestamp": 1784654803.0050282, "to_location_timestamp": 1784618939.2132554, "from_location_age_warning": "from 13.5h ago", "to_location_age_warning": "from 23.4h ago" }, { "hop_number": 2, "from_node_id": 382653768, "to_node_id": 2377510632, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "AEM eee8 (AEM)", "snr": 5.75, "direction": "forward", "is_target_hop": false, "distance_meters": 917.8744574841809, "from_location_timestamp": 1784618939.2132554, "to_location_timestamp": 1784654803.0050282, "from_location_age_warning": "from 23.4h ago", "to_location_age_warning": "from 13.5h ago" } ], "return_hops": [], "total_forward_distance": 1835.7489149683618, "total_return_distance": null }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "packet": { "from": 2377510632, "to": 382653768, "channel": 8, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "CghI1c4W6O61jRICABciAQ0=", "request_id": 2767484075, "bitfield": 1 }, "id": 91914887, "rx_time": 1784703247, "rx_snr": 3.25, "hop_limit": 5, "rx_rssi": -91, "hop_start": 5, "relay_node": 232, "transport_mechanism": "TRANSPORT_LORA" }, "channel_id": "LongFast", "gateway_id": "!16ced548" }, "mesh_packet": { "from": 2377510632, "to": 382653768, "channel": 8, "decoded": { "portnum": "TRACEROUTE_APP", "payload": "CghI1c4W6O61jRICABciAQ0=", "request_id": 2767484075, "bitfield": 1, "parsed_payload": { "route": [ 382653768, 2377510632 ], "snr_towards": [ 0, 23 ], "snr_back": [ 13 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } }, "id": 91914887, "rx_time": 1784703247, "rx_snr": 3.25, "hop_limit": 5, "rx_rssi": -91, "hop_start": 5, "relay_node": 232, "transport_mechanism": "TRANSPORT_LORA" } }
Raw Packet Data (17 bytes)
0a0848d5ce16e8eeb58d1202001722010d
Hex Analysis:
Size:17 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

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Bryn Mawr Base (BRYN) Primary 0.000s
Reference 		-91.0 dBm 3.25 dB 0 e8 AEM LongFast 2026-07-22 06:54:08 UTC Current
4 hops Gateways that received this packet after 4 hops
Hazelwood Base (HWBS) +26.149s
After 		-128.0 dBm -19.25 dB 4 77 LongFast 2026-07-22 06:54:34 UTC View
2

Total Receptions

2

Unique Gateways