Packet #254588 Success

TRACEROUTE_APP packet from 3r3.base (3r3b) to Bryn Mawr Base (BRYN)

5
Total Receptions
4
Unique Gateways
3
Hop Count
60
Payload Bytes
Packet Information
Database ID: 254588
Mesh Packet ID: 0x6f31fc24
Used for correlation across gateways
Timestamp: 2026-04-09 07:57:36 UTC
From Node: 3r3.base (3r3b)
To Node: Bryn Mawr Base (BRYN)
Success: Processed
Protocol: TRACEROUTE_APP
Port: 70
Gateway: SG-Command (SG-C)
Channel: LongFast
RSSI: -114 dBm
SNR: -18.0 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: 31
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TRACEROUTE_APP
Size: 60 bytes
Decoded: Yes
Decoded Data:
Route Information
Route Path: Meshtastic df5f (df5f)
Hop Count: 0 hops
Status: Forward incomplete, Return in progress
SNR Towards: -15.5 dB -15.0 dB
Return Path: Meshtastic cec2 (cec2) → Yanks Attic Node (YANK)
SNR Back: -18.25 dB -16.25 dB
Traceroute Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 Bryn Mawr Base (BRYN) Meshtastic df5f (df5f) 14.86 km -15.5 dB Origin Hops
2 Meshtastic df5f (df5f) 3r3.base (3r3b) 7.34 km -15.0 dB Relay Hops
Traceroute incomplete - Final destination not reached
Return Path Steps
Hop From Node To Node Distance SNR (dB) Direction Analysis
1 3r3.base (3r3b) Meshtastic cec2 (cec2) Unknown -18.25 dB Return Start Hops
2 Meshtastic cec2 (cec2) Yanks Attic Node (YANK) Unknown -16.25 dB Return End Hops
Total Forward Distance
22.20 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:60 bytes
Gateway:!e1035fa3
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 !e1035fa3
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (60 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 357792836
Source node ID 		uint32
to 382653768
Target node ID 		uint32
decoded.portnum 70
TRACEROUTE_APP 		enum
decoded.payload_length 60 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 -114.0 dBm
Signal strength at gateway 		int32
rx_snr -18.00 dB
Signal quality at gateway 		float
rx_time 1775721454
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 49
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1775721456.6398387
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: !e1035fa3
Signal Metrics: RSSI: -114.0 dBm
SNR: -18.00 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TRACEROUTE_APP
Size:60 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "route_nodes": [ 1628299103 ], "snr_towards": [ -15.5, -15.0 ], "route_back": [ 2506936002, 3236042446 ], "snr_back": [ -18.25, -16.25 ], "route_node_names": { "2506936002": "Meshtastic cec2 (cec2)", "357792836": "3r3.base (3r3b)", "382653768": "Bryn Mawr Base (BRYN)", "3236042446": "Yanks Attic Node (YANK)", "1628299103": "Meshtastic df5f (df5f)" }, "traceroute_packet": { "packet_data": { "id": 254588, "timestamp": 1775721456.6398387, "from_node_id": 357792836, "to_node_id": 382653768, "portnum": 70, "portnum_name": "TRACEROUTE_APP", "gateway_id": "!e1035fa3", "channel_id": "LongFast", "mesh_packet_id": 1865546788, "rssi": -114, "snr": -18.0, "hop_limit": 0, "hop_start": 3, "payload_length": 60, "processed_successfully": 1, "raw_payload": "0a045fdf0d611214c2ffffffffffffffff01c4ffffffffffffffff011a08c2ce6c95ce16e2c02214b7ffffffffffffffff01bfffffffffffffffff01", "via_mqtt": 0, "want_ack": 1, "priority": 0, "delayed": 0, "channel_index": null, "rx_time": 1775721454, "pki_encrypted": 0, "next_hop": 0, "relay_node": 49, "tx_after": 0, "timestamp_str": "2026-04-09 07:57:36 UTC", "hop_count": 3, "has_payload": true, "success": 1, "from_node_name": "3r3.base (3r3b)", "to_node_name": "Bryn Mawr Base (BRYN)", "relay_hex": "31", "relay_candidates": [], "gateway_name": "SG-Command (SG-C)", "gateway_location": { "node_id": 3775094691, "latitude": 40.1866752, "longitude": -75.2091136, "altitude": 95, "timestamp": 1775823714.645328, "timestamp_str": "2026-04-10 12:21:54", "display_name": "SG-Command", "long_name": "SG-Command", "short_name": "SG-C", "hw_model": "RAK4631" } }, "resolve_names": true, "packet_id": 254588, "from_node_id": 357792836, "to_node_id": 382653768, "timestamp": 1775721456.6398387, "gateway_id": "!e1035fa3", "raw_payload": "0a045fdf0d611214c2ffffffffffffffff01c4ffffffffffffffff011a08c2ce6c95ce16e2c02214b7ffffffffffffffff01bfffffffffffffffff01", "hop_limit": 0, "hop_start": 3, "from_node_name": "3r3.base (3r3b)", "to_node_name": "Bryn Mawr Base (BRYN)", "route_data": { "route_nodes": [ 1628299103 ], "snr_towards": [ -15.5, -15.0 ], "route_back": [ 2506936002, 3236042446 ], "snr_back": [ -18.25, -16.25 ] }, "forward_path": { "path_type": "forward_with_return", "node_ids": [ 382653768, 1628299103, 357792836 ], "node_names": [ "Bryn Mawr Base (BRYN)", "Meshtastic df5f (df5f)", "3r3.base (3r3b)" ], "snr_values": [ -15.5, -15.0 ], "hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 1628299103, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Meshtastic df5f (df5f)", "snr": -15.5, "direction": "forward", "is_target_hop": false, "distance_meters": 14858.9932148292, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775712594.682692, "from_location_age_warning": "from 16.7h ago", "to_location_age_warning": "from 2.5h ago" }, { "hop_number": 2, "from_node_id": 1628299103, "to_node_id": 357792836, "from_node_name": "Meshtastic df5f (df5f)", "to_node_name": "3r3.base (3r3b)", "snr": -15.0, "direction": "forward", "is_target_hop": false, "distance_meters": 7343.647058981879, "from_location_timestamp": 1775712594.682692, "to_location_timestamp": 1775597237.1924455, "from_location_age_warning": "from 2.5h ago", "to_location_age_warning": "from 1.4d ago" } ], "is_complete": false, "total_hops": 2 }, "return_path": { "path_type": "return", "node_ids": [ 357792836, 2506936002, 3236042446 ], "node_names": [ "3r3.base (3r3b)", "Meshtastic cec2 (cec2)", "Yanks Attic Node (YANK)" ], "snr_values": [ -18.25, -16.25 ], "hops": [ { "hop_number": 1, "from_node_id": 357792836, "to_node_id": 2506936002, "from_node_name": "3r3.base (3r3b)", "to_node_name": "Meshtastic cec2 (cec2)", "snr": -18.25, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 2506936002, "to_node_id": 3236042446, "from_node_name": "Meshtastic cec2 (cec2)", "to_node_name": "Yanks Attic Node (YANK)", "snr": -16.25, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 2 }, "actual_rf_path": { "path_type": "combined_rf", "node_ids": [ 382653768, 1628299103, 357792836, 2506936002, 3236042446 ], "node_names": [ "Bryn Mawr Base (BRYN)", "Meshtastic df5f (df5f)", "3r3.base (3r3b)", "Meshtastic cec2 (cec2)", "Yanks Attic Node (YANK)" ], "snr_values": [ -15.5, -15.0, -18.25, -16.25 ], "hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 1628299103, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Meshtastic df5f (df5f)", "snr": -15.5, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 14858.9932148292, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775712594.682692, "from_location_age_warning": "from 16.7h ago", "to_location_age_warning": "from 2.5h ago" }, { "hop_number": 2, "from_node_id": 1628299103, "to_node_id": 357792836, "from_node_name": "Meshtastic df5f (df5f)", "to_node_name": "3r3.base (3r3b)", "snr": -15.0, "direction": "forward_rf", "is_target_hop": false, "distance_meters": 7343.647058981879, "from_location_timestamp": 1775712594.682692, "to_location_timestamp": 1775597237.1924455, "from_location_age_warning": "from 2.5h ago", "to_location_age_warning": "from 1.4d ago" }, { "hop_number": 3, "from_node_id": 357792836, "to_node_id": 2506936002, "from_node_name": "3r3.base (3r3b)", "to_node_name": "Meshtastic cec2 (cec2)", "snr": -18.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 4, "from_node_id": 2506936002, "to_node_id": 3236042446, "from_node_name": "Meshtastic cec2 (cec2)", "to_node_name": "Yanks Attic Node (YANK)", "snr": -16.25, "direction": "return_rf", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "is_complete": false, "total_hops": 4 } }, "has_return_path": true, "is_complete": false, "forward_path_display": "Bryn Mawr Base (BRYN) → Meshtastic df5f (df5f) → 3r3.base (3r3b)", "return_path_display": "3r3.base (3r3b) → Meshtastic cec2 (cec2) → Yanks Attic Node (YANK)", "actual_rf_path_display": "Bryn Mawr Base (BRYN) → Meshtastic df5f (df5f) → 3r3.base (3r3b) → Meshtastic cec2 (cec2) → Yanks Attic Node (YANK)", "forward_hops": [ { "hop_number": 1, "from_node_id": 382653768, "to_node_id": 1628299103, "from_node_name": "Bryn Mawr Base (BRYN)", "to_node_name": "Meshtastic df5f (df5f)", "snr": -15.5, "direction": "forward", "is_target_hop": false, "distance_meters": 14858.9932148292, "from_location_timestamp": 1775661183.9152524, "to_location_timestamp": 1775712594.682692, "from_location_age_warning": "from 16.7h ago", "to_location_age_warning": "from 2.5h ago" }, { "hop_number": 2, "from_node_id": 1628299103, "to_node_id": 357792836, "from_node_name": "Meshtastic df5f (df5f)", "to_node_name": "3r3.base (3r3b)", "snr": -15.0, "direction": "forward", "is_target_hop": false, "distance_meters": 7343.647058981879, "from_location_timestamp": 1775712594.682692, "to_location_timestamp": 1775597237.1924455, "from_location_age_warning": "from 2.5h ago", "to_location_age_warning": "from 1.4d ago" } ], "return_hops": [ { "hop_number": 1, "from_node_id": 357792836, "to_node_id": 2506936002, "from_node_name": "3r3.base (3r3b)", "to_node_name": "Meshtastic cec2 (cec2)", "snr": -18.25, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" }, { "hop_number": 2, "from_node_id": 2506936002, "to_node_id": 3236042446, "from_node_name": "Meshtastic cec2 (cec2)", "to_node_name": "Yanks Attic Node (YANK)", "snr": -16.25, "direction": "return", "is_target_hop": false, "distance_meters": null, "from_location_timestamp": null, "to_location_timestamp": null, "from_location_age_warning": "No location data available", "to_location_age_warning": "No location data available" } ], "total_forward_distance": 22202.640273811077, "total_return_distance": 0 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!e1035fa3", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 357792836, "to": 382653768, "id": 1865546788, "rx_time": 1775721454, "rx_snr": -18.0, "rx_rssi": -114, "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": 49, "tx_after": 0, "decoded": { "portnum": 70, "payload": "0a045fdf0d611214c2ffffffffffffffff01c4ffffffffffffffff011a08c2ce6c95ce16e2c02214b7ffffffffffffffff01bfffffffffffffffff01", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "route": [ 1628299103 ], "snr_towards": [ -62, -60 ], "route_back": [ 2506936002, 3236042446 ], "snr_back": [ -73, -65 ], "type": "protobuf", "portnum": "TRACEROUTE_APP", "message_class": "RouteDiscovery" } } } }
Raw Packet Data (60 bytes)
0a045fdf0d611214c2ffffffffffffffff01c4ffffffffffffffff011a08c2ce6c95ce16e2c02214b7ffffffffffffffff01bfffffffffffffffff01
Hex Analysis:
Size:60 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
SG-Command (SG-C) Primary 0.000s
Reference 		-114.0 dBm -18.00 dB 3 31 LongFast 2026-04-09 07:57:36 UTC Current
Yanks Attic Node (YANK) -20.787s
Before 		-127.0 dBm -16.25 dB 1 c2 cec2 LongFast 2026-04-09 07:57:15 UTC View
homebase.mesh.sdr.lol (SDRB) -20.335s
Before 		-117.0 dBm -14.25 dB 2 - LongFast 2026-04-09 07:57:16 UTC View
Kyle Yank (KYLE) -17.958s
Before 		-42.0 dBm 7.00 dB 2 ce YANK LongFast 2026-04-09 07:57:18 UTC View
SG-Command (SG-C) -1.064s
Before 		-114.0 dBm -18.00 dB 3 31 LongFast 2026-04-09 07:57:35 UTC View
5

Total Receptions

4

Unique Gateways