Packet #1922673

Packet Information

Database ID:	1922673
Mesh Packet ID:	`0xce72435e` Used for correlation across gateways
Timestamp:	2025-11-12 01:15:16 UTC
From Node:	grnchTracker (grnt)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	TEXT_MESSAGE_APP Port: 1

Gateway:	Steiner Studios Tower (SST)
Channel:	LongFast
RSSI:	-113 dBm
SNR:	-7.25 dBm
Hop Info:	2/7 hops Start: 7, Limit: 5
Relay Node:	`c9` Penn , JLX3 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:	!da5af04c
Channel:	LongFast
Payload Type:	TEXT_MESSAGE_APP
Hop Count:	2 / 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`	`!da5af04c` 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`	`5` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-113.0` dBm Signal strength at gateway	int32
`rx_snr`	`-7.25` dB Signal quality at gateway	float
`rx_time`	`1762910195` 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`	`1762910116.5041075` 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 (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!da5af04c`
Signal Metrics:	RSSI: -113.0 dBm SNR: -7.25 dB

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!da5af04c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2041974672, "to": 4294967295, "id": 3463594846, "rx_time": 1762910195, "rx_snr": -7.25, "rx_rssi": -113, "hop_limit": 5, "hop_start": 7, "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": 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
Steiner Studios Tower (SST) Primary	0.000s Reference	-113.0 dBm	-7.25 dB	2	`c9` Penn , JLX3	LongFast	2025-11-12 01:15:16 UTC	Current
Meshtastic e41a (GRBT)	-1.067s Before	-124.0 dBm	-15.00 dB	1	`88` P3NY	LongFast	2025-11-12 01:15:15 UTC	View
K2XAP / nyme.sh (XAP)	+0.345s After	-118.0 dBm	-9.75 dB	2	`c9` Penn , JLX3	LongFast	2025-11-12 01:15:16 UTC	View
DRP1 Chelsea (DRP1)	+0.404s After	-80.0 dBm	5.75 dB	2	`c9` Penn , JLX3	LongFast	2025-11-12 01:15:16 UTC	View
P1geon (PGN1)	+0.541s After	-116.0 dBm	-15.25 dB	2	`c9` Penn	LongFast	2025-11-12 01:15:17 UTC	View
aurelia (🧚)	+1.129s After	-109.0 dBm	-1.25 dB	2	`c9` Penn	LongFast	2025-11-12 01:15:17 UTC	View
🐎📨 mobile (📨)	+2.391s After	-128.0 dBm	-20.00 dB	3	-	LongFast	2025-11-12 01:15:18 UTC	View
Fried Fish 1 \| nyme.sh (FF1)	+2.704s After	-91.0 dBm	-1.75 dB	4	`b8` 🫠	LongFast	2025-11-12 01:15:19 UTC	View
Meshtastic 1ca3 (1ca3)	+2.986s After	-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)	+3.537s After	-116.0 dBm	-11.75 dB	3	`54` 3354	LongFast	2025-11-12 01:15:20 UTC	View
ClaremontWx.net (CmWx)	+5.995s After	-85.0 dBm	-1.00 dB	5	`48` VYL0 , CWM1	LongFast	2025-11-12 01:15:22 UTC	View
dkTowerBot (dkTB)	+6.314s After	-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)	+6.927s After	-68.0 dBm	-6.00 dB	5	`90` NLG1	LongFast	2025-11-12 01:15:23 UTC	View
CBZ0 🚕 mobile (CBZ0)	+6.934s After	-120.0 dBm	-13.00 dB	5	`4c` JLY3 , SST	LongFast	2025-11-12 01:15:23 UTC	View
Meshtastic 631c (631c)	+8.645s After	-101.0 dBm	-10.50 dB	5	`10` WA2J , 8a10	LongFast	2025-11-12 01:15:25 UTC	View
JLX4 - Astoria Solar (JLX4)	+12.780s After	-103.0 dBm	-0.25 dB	6	`d5` ETNA , 🟠	LongFast	2025-11-12 01:15:29 UTC	View
Lv4 - Heltec V4 Green (Lv4)	+12.839s After	-85.0 dBm	-4.75 dB	6	`d5` ETNA , 🟠	LongFast	2025-11-12 01:15:29 UTC	View
K2YYD MQTT Gateway 0b0b (MBMQ)	+15.350s After	-40.0 dBm	6.25 dB	7	`3f` MBRP	LongFast	2025-11-12 01:15:31 UTC	View
Meshtastic b808 (b808)	+153.026s After	-102.0 dBm	-1.00 dB	6	`d5` ETNA	LongFast	2025-11-12 01:17:49 UTC	View
KE2EHU-2 (🦖)	+356.188s 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 #1922673 Success