Packet #1922819

Packet Information

Database ID:	1922819
Mesh Packet ID:	`0xce72435e` Used for correlation across gateways
Timestamp:	2025-11-12 01:17:49 UTC
From Node:	grnchTracker (grnt)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TEXT_MESSAGE_APP Port: 1

Gateway:	Meshtastic b808 (b808)
Channel:	LongFast
RSSI:	-102 dBm
SNR:	-1.0 dBm
Hop Info:	6/7 hops Start: 7, Limit: 1
Relay Node:	`d5` ETNA Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: TEXT_MESSAGE_APP

Size: 23 bytes

Decoded: Yes

Text Content:

Also got you in Bedstuy

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:	23 bytes
Gateway:	!db51b808
Channel:	LongFast
Payload Type:	TEXT_MESSAGE_APP
Hop Count:	6 / 7

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

Field	Value
`gateway_id`	`!db51b808` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (23 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`2041974672` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`1` TEXT_MESSAGE_APP	enum
`decoded.payload_length`	`23` bytes	size
`hop_limit`	`1` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`6` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-102.0` dBm Signal strength at gateway	int32
`rx_snr`	`-1.00` dB Signal quality at gateway	float
`rx_time`	Not set	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`	`213` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1762910269.5301976` 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 (6 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!db51b808`
Signal Metrics:	RSSI: -102.0 dBm SNR: -1.00 dB

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!db51b808", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2041974672, "to": 4294967295, "id": 3463594846, "rx_time": 0, "rx_snr": -1.0, "rx_rssi": -102, "hop_limit": 1, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 213, "tx_after": 0, "decoded": { "portnum": 1, "payload": "416c736f20676f7420796f7520696e2042656473747579", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "text": "Also got you in Bedstuy", "type": "text_message", "portnum": "TEXT_MESSAGE_APP" } } } }

Raw Packet Data (23 bytes)

416c736f20676f7420796f7520696e2042656473747579

Hex Analysis:

Size:	23 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
Meshtastic b808 (b808) Primary	0.000s Reference	-102.0 dBm	-1.00 dB	6	`d5` ETNA	LongFast	2025-11-12 01:17:49 UTC	Current
Meshtastic e41a (GRBT)	-154.093s Before	-124.0 dBm	-15.00 dB	1	`88` P3NY	LongFast	2025-11-12 01:15:15 UTC	View
Steiner Studios Tower (SST)	-153.026s Before	-113.0 dBm	-7.25 dB	2	`c9` Penn , JLX3	LongFast	2025-11-12 01:15:16 UTC	View
K2XAP / nyme.sh (XAP)	-152.681s Before	-118.0 dBm	-9.75 dB	2	`c9` Penn , JLX3	LongFast	2025-11-12 01:15:16 UTC	View
DRP1 Chelsea (DRP1)	-152.622s Before	-80.0 dBm	5.75 dB	2	`c9` Penn , JLX3	LongFast	2025-11-12 01:15:16 UTC	View
P1geon (PGN1)	-152.485s Before	-116.0 dBm	-15.25 dB	2	`c9` Penn	LongFast	2025-11-12 01:15:17 UTC	View
aurelia (🧚)	-151.897s Before	-109.0 dBm	-1.25 dB	2	`c9` Penn	LongFast	2025-11-12 01:15:17 UTC	View
🐎📨 mobile (📨)	-150.635s Before	-128.0 dBm	-20.00 dB	3	-	LongFast	2025-11-12 01:15:18 UTC	View
Fried Fish 1 \| nyme.sh (FF1)	-150.322s Before	-91.0 dBm	-1.75 dB	4	`b8` 🫠	LongFast	2025-11-12 01:15:19 UTC	View
Meshtastic 1ca3 (1ca3)	-150.040s Before	-116.0 dBm	-12.25 dB	4	`70`	LongFast	2025-11-12 01:15:19 UTC	View
1 MW 1 West Side \| https://nyme.sh (1MW1)	-149.489s Before	-116.0 dBm	-11.75 dB	3	`54` 3354	LongFast	2025-11-12 01:15:20 UTC	View
ClaremontWx.net (CmWx)	-147.032s Before	-85.0 dBm	-1.00 dB	5	`48` VYL0 , CWM1	LongFast	2025-11-12 01:15:22 UTC	View
dkTowerBot (dkTB)	-146.712s Before	-99.0 dBm	-8.75 dB	5	`4c` JLY3 , SST	LongFast	2025-11-12 01:15:22 UTC	View
YMH 2 @ Your Mom’s House (YMH2)	-146.099s Before	-68.0 dBm	-6.00 dB	5	`90` NLG1	LongFast	2025-11-12 01:15:23 UTC	View
CBZ0 🚕 mobile (CBZ0)	-146.092s Before	-120.0 dBm	-13.00 dB	5	`4c` JLY3 , SST	LongFast	2025-11-12 01:15:23 UTC	View
Meshtastic 631c (631c)	-144.381s Before	-101.0 dBm	-10.50 dB	5	`10` WA2J , 8a10	LongFast	2025-11-12 01:15:25 UTC	View
JLX4 - Astoria Solar (JLX4)	-140.246s Before	-103.0 dBm	-0.25 dB	6	`d5` ETNA , 🟠	LongFast	2025-11-12 01:15:29 UTC	View
Lv4 - Heltec V4 Green (Lv4)	-140.187s Before	-85.0 dBm	-4.75 dB	6	`d5` ETNA , 🟠	LongFast	2025-11-12 01:15:29 UTC	View
K2YYD MQTT Gateway 0b0b (MBMQ)	-137.676s Before	-40.0 dBm	6.25 dB	7	`3f` MBRP	LongFast	2025-11-12 01:15:31 UTC	View
KE2EHU-2 (🦖)	+203.162s After	-128.0 dBm	-19.50 dB	4	`fc`	LongFast	2025-11-12 01:21:12 UTC	View

20

Total Receptions

20

Unique Gateways

Packet #1922819 Success