Packet #4027638 Success

ROUTING_APP packet from Central Park (PARK) to !8140e9ec

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	4027638
Mesh Packet ID:	`0x56e50904` Used for correlation across gateways
Timestamp:	2025-12-24 08:19:19 UTC
From Node:	Central Park (PARK)
To Node:	!8140e9ec (e9ec)
Success:	Processed
Protocol:	ROUTING_APP Port: 5

Gateway:	DRP0 Astoria (DRP0)
Channel:	LongFast
RSSI:	-75 dBm
SNR:	-5.25 dBm
Hop Info:	3/7 hops Start: 7, Limit: 4
Relay Node:	`b2` CBZ1 Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions

Payload Data

Protocol: ROUTING_APP

Size: 2 bytes

Decoded: Yes

Decoded Data:

{
  "error_reason": "NO_RESPONSE",
  "type": "protobuf",
  "portnum": "ROUTING_APP",
  "message_class": "Routing"
}

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:	2 bytes
Gateway:	!16c3f47c
Channel:	LongFast
Payload Type:	ROUTING_APP
Hop Count:	3 / 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`	`!16c3f47c` Node ID format
`channel_id`	`LongFast` Default public channel
`packet`	`MeshPacket` (2 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`966377140` Source node ID	uint32
`to`	`2168515052` Target node ID	uint32
`decoded.portnum`	`5` ROUTING_APP	enum
`decoded.payload_length`	`2` bytes	size
`hop_limit`	`4` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-75.0` dBm Signal strength at gateway	int32
`rx_snr`	`-5.25` dB Signal quality at gateway	float
`rx_time`	`1766564527` 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`	`178` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1766564359.7775877` 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 (3 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!16c3f47c`
Signal Metrics:	RSSI: -75.0 dBm SNR: -5.25 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	ROUTING_APP
Size:	2 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "error_reason": "NO_RESPONSE", "type": "protobuf", "portnum": "ROUTING_APP", "message_class": "Routing" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!16c3f47c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 966377140, "to": 2168515052, "id": 1457850628, "rx_time": 1766564527, "rx_snr": -5.25, "rx_rssi": -75, "hop_limit": 4, "hop_start": 7, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 178, "tx_after": 0, "decoded": { "portnum": 5, "payload": "1808", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "error_reason": "NO_RESPONSE", "type": "protobuf", "portnum": "ROUTING_APP", "message_class": "Routing" } } } }

Raw Packet Data (2 bytes)

1808

Hex Analysis:

Size:	2 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
DRP0 Astoria (DRP0) Primary	0.000s Reference	-75.0 dBm	-5.25 dB	3	`b2` CBZ1	LongFast	2025-12-24 08:19:19 UTC	Current
CBZ0 🚕 mobile (CBZ0)	-39.327s Before	-116.0 dBm	-6.75 dB	0	`b4` PARK	LongFast	2025-12-24 08:18:40 UTC	View
North Haledon - Dorothy (NHDO)	-35.219s Before	-104.0 dBm	-14.50 dB	1	`92`	LongFast	2025-12-24 08:18:44 UTC	View
SACKMESHv4 l https://nyme.sh (SMv4)	-26.394s Before	-104.0 dBm	-12.50 dB	4	`e6`	LongFast	2025-12-24 08:18:53 UTC	View
YMH 1 @ Your Mom’s House (YMH1)	-13.338s Before	-88.0 dBm	4.25 dB	2	`e8` LIC1	LongFast	2025-12-24 08:19:06 UTC	View
25 Washington Ave (25WA)	-6.688s Before	-80.0 dBm	-8.00 dB	2	`56` JLX6	LongFast	2025-12-24 08:19:13 UTC	View
Whole Foods Market UES (WFMK)	-5.589s Before	-114.0 dBm	-15.75 dB	3	`b8` JLY4	LongFast	2025-12-24 08:19:14 UTC	View
Steiner Studios Tower (SST)	-3.584s Before	-84.0 dBm	5.75 dB	3	`25` 25WA	LongFast	2025-12-24 08:19:16 UTC	View
Meshtastic 631c (GRBH)	-3.343s Before	-109.0 dBm	-20.25 dB	3	`25` 25WA	LongFast	2025-12-24 08:19:16 UTC	View
1 MW 1 West Side \| https://nyme.sh (1MW1)	-2.781s Before	-111.0 dBm	-7.00 dB	3	`25` 25WA	LongFast	2025-12-24 08:19:16 UTC	View
dkTowerBot (dkTB)	-0.018s Before	-104.0 dBm	-15.00 dB	3	`b2` MrWb , CBZ1	LongFast	2025-12-24 08:19:19 UTC	View
MeshM0xie (M0x)	+6.040s After	-99.0 dBm	-5.25 dB	4	`c9` Penn	LongFast	2025-12-24 08:19:25 UTC	View
ClaremontWx.net (CmWx)	+6.072s After	-95.0 dBm	-5.25 dB	4	`c9` Penn , JLX3	LongFast	2025-12-24 08:19:25 UTC	View
Izutsumi - seano@masto.nyc (izu)	+6.237s After	-90.0 dBm	5.00 dB	4	`c9` Penn , JLX3	LongFast	2025-12-24 08:19:26 UTC	View
K2XAP R1int (XAPM)	+7.287s After	-59.0 dBm	6.25 dB	4	`57` CmWx	LongFast	2025-12-24 08:19:27 UTC	View
K2XAP / nyme.sh (XAP)	+7.454s After	-38.0 dBm	6.00 dB	4	`57` CmWx	LongFast	2025-12-24 08:19:27 UTC	View
nLink-NY-Jamaica1 (NLJ1)	+8.473s After	-100.0 dBm	-2.50 dB	5	`d8` 46d8	LongFast	2025-12-24 08:19:28 UTC	View
Fried Fish FF1 (FF1)	+10.537s After	-84.0 dBm	0.75 dB	6	`0f` 68SD	LongFast	2025-12-24 08:19:30 UTC	View
Meshtastic 1ca3 (1ca3)	+600.895s After	-115.0 dBm	-13.00 dB	5	`96` c996	LongFast	2025-12-24 08:29:20 UTC	View

19

Total Receptions

19

Unique Gateways