Packet #2148493 Success

TELEMETRY_APP packet from Morton Williams - seano@masto.nyc (mwb) to !ffffffff

23
Total Receptions
21
Unique Gateways
1
Hop Count
29
Payload Bytes
Packet Information
Database ID: 2148493
Mesh Packet ID: 0xd55a2ba1
Used for correlation across gateways
Timestamp: 2025-11-15 18:36:38 UTC
From Node: Morton Williams - seano@masto.nyc (mwb)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: K2XAP V4 MS (XAP4)
Channel: LongFast
RSSI: -66 dBm
SNR: 3.25 dBm
Hop Info: 1/3 hops
Start: 3, Limit: 2
Relay Node: c9 Penn
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: TELEMETRY_APP
Size: 29 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:100%
Voltage:4.26 V
Channel Usage:20.0%
Air Util TX:1.6%
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:29 bytes
Gateway:!b29fa3a0
Channel:LongFast
Payload Type:TELEMETRY_APP
Hop Count:1 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !b29fa3a0
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (29 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3267998965
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 29 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -66.0 dBm
Signal strength at gateway 		int32
rx_snr 3.25 dB
Signal quality at gateway 		float
rx_time 1763231884
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 Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 201
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1763231798.9102457
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

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

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !b29fa3a0
Signal Metrics: RSSI: -66.0 dBm
SNR: 3.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:29 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1763231878, "device_metrics": { "battery_level": 100, "voltage": 4.257, "channel_utilization": 19.981667, "air_util_tx": 1.5768889, "uptime_seconds": 3250399 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!b29fa3a0", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3267998965, "to": 4294967295, "id": 3579456417, "rx_time": 1763231884, "rx_snr": 3.25, "rx_rssi": -66, "hop_limit": 2, "hop_start": 3, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 201, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d86c818691216086415583988401d74da9f41257fd7c93f28dfb1c601", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1763231878, "device_metrics": { "battery_level": 100, "voltage": 4.257, "channel_utilization": 19.981667, "air_util_tx": 1.5768889, "uptime_seconds": 3250399 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (29 bytes)
0d86c818691216086415583988401d74da9f41257fd7c93f28dfb1c601
Hex Analysis:
Size:29 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
K2XAP V4 MS (XAP4) Primary 0.000s
Reference 		-66.0 dBm 3.25 dB 1 c9 Penn LongFast 2025-11-15 18:36:38 UTC Current
1 MW 1 West Side | https://nyme.sh (1MW1) -1.896s
Before 		-117.0 dBm -12.50 dB 0 f5 mwb LongFast 2025-11-15 18:36:37 UTC View
Claudiopolis-440c (440c) -0.475s
Before 		-98.0 dBm -7.25 dB 1 ae R02 LongFast 2025-11-15 18:36:38 UTC View
MeshM0xie (M0x) +0.008s
After 		-94.0 dBm -7.50 dB 1 c9 Penn LongFast 2025-11-15 18:36:38 UTC View
Steiner Studios Tower (SST) +0.015s
After 		-116.0 dBm -8.50 dB 1 c9 Penn , JLX3 LongFast 2025-11-15 18:36:38 UTC View
ClaremontWx.net (CmWx) +0.030s
After 		-80.0 dBm 1.75 dB 1 c9 Penn LongFast 2025-11-15 18:36:38 UTC View
SACKMESHv3 | https://nyme.sh (SMv3) +0.397s
After 		-127.0 dBm -18.50 dB 1 c9 Penn LongFast 2025-11-15 18:36:39 UTC View
K2XAP / nyme.sh (XAP) +0.430s
After 		-115.0 dBm -6.50 dB 1 c9 Penn , JLX3 LongFast 2025-11-15 18:36:39 UTC View
🦨 corruptedstack🦨 meshtoad 🐸 (dmbp) +1.131s
After 		-106.0 dBm -17.25 dB 2 - LongFast 2025-11-15 18:36:40 UTC View
corruptedstack Weather (cswx) +1.150s
After 		Unknown Unknown 3 ed dmbp LongFast 2025-11-15 18:36:40 UTC View
aurelia (🧚) +1.221s
After 		-110.0 dBm -3.00 dB 1 c9 Penn LongFast 2025-11-15 18:36:40 UTC View
dkTowerBot (dkTB) +1.247s
After 		-99.0 dBm -8.50 dB 1 28 b028 LongFast 2025-11-15 18:36:40 UTC View
csbot (dmbb) +1.402s
After 		Unknown Unknown 3 ed dmbp LongFast 2025-11-15 18:36:40 UTC View
bit0fun | nyme.sh (🟠) +1.788s
After 		-110.0 dBm -17.25 dB 2 31 a031 , ν LongFast 2025-11-15 18:36:40 UTC View
BeMoreSQUIP 1 (VPP1) +2.363s
After 		-95.0 dBm -3.75 dB 2 33 LongFast 2025-11-15 18:36:41 UTC View
GSI Portable (GSIP) +2.853s
After 		-102.0 dBm -7.25 dB 2 4c JLY3 , SST LongFast 2025-11-15 18:36:41 UTC View
YMH 2 @ Your Mom’s House (YMH2) +5.782s
After 		-71.0 dBm -6.50 dB 2 90 NLG1 LongFast 2025-11-15 18:36:44 UTC View
Gowanus Soda (p1p) +105.771s
After 		-111.0 dBm -9.75 dB 2 e3 LongFast 2025-11-15 18:38:24 UTC View
Meshtastic 631c (631c) +107.384s
After 		-106.0 dBm -17.50 dB 3 94 p1p LongFast 2025-11-15 18:38:26 UTC View
🐎📨 mobile (📨) +112.869s
After 		-117.0 dBm -7.75 dB 2 dc LongFast 2025-11-15 18:38:31 UTC View
aurelia (🧚) +953.285s
After 		-122.0 dBm -12.75 dB 2 d5 ETNA LongFast 2025-11-15 18:52:32 UTC View
dkTowerBot (dkTB) +954.591s
After 		-109.0 dBm -18.00 dB 3 68 JLO6 , 🃏 LongFast 2025-11-15 18:52:33 UTC View
Lv4 - Heltec V4 Green (Lv4) +954.952s
After 		-54.0 dBm 5.25 dB 3 68 JLO6 LongFast 2025-11-15 18:52:33 UTC View
23

Total Receptions

21

Unique Gateways