Packet #3440735 Success

NODEINFO_APP packet from Olmstead 9c98 (9c98) to FU-R-2 (FR2)

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	3440735
Mesh Packet ID:	`0x972ee80b` Used for correlation across gateways
Timestamp:	2025-12-11 18:04:53 UTC
From Node:	Olmstead 9c98 (9c98)
To Node:	FU-R-2 (FR2)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	KD2 Base Solar (KD2B)
Channel:	LongFast
RSSI:	-111 dBm
SNR:	-5.25 dBm
Hop Info:	7/7 hops Start: 7, Limit: 0
Relay Node:	`70` GCNA Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: NODEINFO_APP

Size: 78 bytes

Decoded: Yes

Decoded Data:

Long Name:	Olmstead 9c98
Short Name:	9c98
Node ID:	!47519c98
MAC Address:	/bVHUZyY
Hardware:	NRF52_PROMICRO_DIY

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:	78 bytes
Gateway:	!f4ece06a
Channel:	LongFast
Payload Type:	NODEINFO_APP
Hop Count:	7 / 7

Privacy Summary

Exposure Level:
Direct Message

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 1 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

Field	Value
`gateway_id`	`!f4ece06a` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (78 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1196530840` Source node ID	uint32
`to`	`1439125792` Target node ID	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`78` bytes	size
`hop_limit`	Not set	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`7` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-111.0` dBm Signal strength at gateway	int32
`rx_snr`	`-5.25` dB Signal quality at gateway	float
`rx_time`	`1765476433` 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`	`112` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1765476293.6583786` 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)
✓ Targeted to specific node
✓ Gateway node ID tracked

Exposure Risks:

⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (7 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!f4ece06a`
Signal Metrics:	RSSI: -111.0 dBm SNR: -5.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	78 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!47519c98", "long_name": "Olmstead 9c98", "short_name": "9c98", "macaddr": "/bVHUZyY", "hw_model": "NRF52_PROMICRO_DIY" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!f4ece06a", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1196530840, "to": 1439125792, "id": 2536433675, "rx_time": 1765476433, "rx_snr": -5.25, "rx_rssi": -111, "hop_limit": 0, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 112, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213437353139633938120d4f6c6d737465616420396339381a04396339382206fdb547519c98283f4220478bf3e91694828bfc10f31790f1dae2ff95edf61d9ccc10f5dc3cf7c231d44a4800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!47519c98", "long_name": "Olmstead 9c98", "short_name": "9c98", "macaddr": "/bVHUZyY", "hw_model": "NRF52_PROMICRO_DIY", "public_key": "R4vz6RaUgov8EPMXkPHa4v+V7fYdnMwQ9dw898Ix1Eo=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (78 bytes)

0a09213437353139633938120d4f6c6d737465616420396339381a04396339382206fdb547519c98283f4220478bf3e91694828bfc10f31790f1dae2ff95edf61d9ccc10f5dc3cf7c231d44a4800

Hex Analysis:

Size:	78 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
KD2 Base Solar (KD2B) Primary	0.000s Reference	-111.0 dBm	-5.25 dB	7	`70` GCNA	LongFast	2025-12-11 18:04:53 UTC	Current
YMH 1 @ Your Mom’s House (YMH1)	-214.591s Before	-100.0 dBm	1.75 dB	4	`5a` 8b5a , SMRG	LongFast	2025-12-11 18:01:19 UTC	View
dkTowerBot (dkTB)	-214.342s Before	-97.0 dBm	-10.25 dB	4	`4c` JLY3 , SST	LongFast	2025-12-11 18:01:19 UTC	View
DRP0 Astoria (DRP0)	-212.991s Before	-73.0 dBm	-0.75 dB	2	`b2` 😴 , CBZ1	LongFast	2025-12-11 18:01:20 UTC	View
Whole Foods Market UES (WFMK)	-212.688s Before	-107.0 dBm	-6.25 dB	2	`b2` CBZ1	LongFast	2025-12-11 18:01:20 UTC	View
25 Washington Ave (25WA)	-203.825s Before	-71.0 dBm	-5.50 dB	3	`c9` Penn	LongFast	2025-12-11 18:01:29 UTC	View
!ebb328a2 (28a2)	-203.818s Before	-94.0 dBm	-9.00 dB	3	`c9` Penn	LongFast	2025-12-11 18:01:29 UTC	View
Steiner Studios Tower (SST)	-203.812s Before	-112.0 dBm	-8.00 dB	3	`c9` Penn , JLX3	LongFast	2025-12-11 18:01:29 UTC	View
ClaremontWx.net (CmWx)	-203.789s Before	-84.0 dBm	Unknown	3	`c9` Penn , JLX3	LongFast	2025-12-11 18:01:29 UTC	View
K2XAP / nyme.sh (XAP)	-203.598s Before	-126.0 dBm	-15.50 dB	3	`c9` Penn , JLX3	LongFast	2025-12-11 18:01:30 UTC	View
Izutsumi - seano@masto.nyc (izu)	-203.365s Before	-86.0 dBm	4.75 dB	3	`c9` Penn	LongFast	2025-12-11 18:01:30 UTC	View
Claudiopolis-440c (440c)	-203.222s Before	-88.0 dBm	-4.50 dB	3	`c9` Penn , JLX3	LongFast	2025-12-11 18:01:30 UTC	View
1 MW 1 West Side \| https://nyme.sh (1MW1)	-202.861s Before	-103.0 dBm	-1.75 dB	3	`c9` Penn	LongFast	2025-12-11 18:01:30 UTC	View
Sunset Soda (p8p)	-198.154s Before	-128.0 dBm	-19.75 dB	3	`57` CmWx	LongFast	2025-12-11 18:01:35 UTC	View
Mobile Fish 4 (MF4)	-196.217s Before	-113.0 dBm	-10.25 dB	4	`40`	LongFast	2025-12-11 18:01:37 UTC	View
Fried Fish FF1 (FF1)	-196.188s Before	-81.0 dBm	0.25 dB	4	`40` BRRN	LongFast	2025-12-11 18:01:37 UTC	View
MeshM0xie (M0x)	-171.667s Before	-100.0 dBm	-6.50 dB	4	`88` P3NY	LongFast	2025-12-11 18:02:01 UTC	View
Meshtastic 631c (GRBH)	-148.190s Before	-86.0 dBm	2.50 dB	5	`b9` NYCR	LongFast	2025-12-11 18:02:25 UTC	View
NorthHaledon - Dorothy (NHDO)	-2.071s Before	-110.0 dBm	-11.25 dB	6	`d5` ETNA	LongFast	2025-12-11 18:04:51 UTC	View
BDP3 - Wio L1 (BDP3)	-1.832s Before	-108.0 dBm	-14.00 dB	6	`d5` ETNA	LongFast	2025-12-11 18:04:51 UTC	View

20

Total Receptions

20

Unique Gateways