Packet #28299765 Success

ROUTING_APP packet from Meshtastic 7669 (7669) to Sierra norte Madrid ⛰️🗼🌞 (SNM)

17
Total Receptions
17
Unique Gateways
0
Hop Count
2
Payload Bytes
Packet Information
Database ID: 28299765
Mesh Packet ID: 0x57926dca
Used for correlation across gateways
Timestamp: 2025-12-17 16:27:42 UTC
From Node: Meshtastic 7669 (7669)
To Node: Sierra norte Madrid ⛰️🗼🌞 (SNM)
Success: Processed
Protocol: ROUTING_APP
Port: 5
Gateway: Meshtastic 26b0 (26b0)
Channel: MediumFast
RSSI: -86 dBm
SNR: 8.25 dBm
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 69 7669 , RPT2
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:!a03526b0
Channel:MediumFast
Payload Type:ROUTING_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
⚠ RF signal metrics exposed (location inference possible)
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a03526b0
Node ID format
channel_id MediumFast
packet MeshPacket (2 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2229827177
Source node ID 		uint32
to 1129719940
Target node ID 		uint32
decoded.portnum 5
ROUTING_APP 		enum
decoded.payload_length 2 bytes size
hop_limit 2
Remaining hops allowed 		uint32
hop_start 2
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi -86.0 dBm
Signal strength at gateway 		int32
rx_snr 8.25 dB
Signal quality at gateway 		float
rx_time 1765988862
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 105
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765988862.896648
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
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a03526b0
Zero Hop Policy: Enabled
Direct gateway connection
Signal Metrics: RSSI: -86.0 dBm
SNR: 8.25 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": "!a03526b0", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2229827177, "to": 1129719940, "id": 1469214154, "rx_time": 1765988862, "rx_snr": 8.25, "rx_rssi": -86, "hop_limit": 2, "hop_start": 2, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 105, "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
Meshtastic 26b0 (26b0) Primary 0.000s
Reference 		-86.0 dBm 8.25 dB 0 69 7669 , RPT2 MediumFast 2025-12-17 16:27:42 UTC Current
Meshtastic 1760 (1760) +0.520s
After 		-133.0 dBm -11.50 dB 1 b0 26b0 MediumFast 2025-12-17 16:27:43 UTC View
🎄 SkG@Home 📡🌐 (SkGH) +1.052s
After 		-100.0 dBm -11.25 dB 1 61 TO1 MediumFast 2025-12-17 16:27:43 UTC View
Ocumare Norte🗼🌐 (RRN) +1.257s
After 		-106.0 dBm -12.75 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-17 16:27:44 UTC View
ETH Maverick (ET01) +1.324s
After 		-107.0 dBm -5.75 dB 1 61 TO1 MediumFast 2025-12-17 16:27:44 UTC View
Fenix (FENX) +1.326s
After 		-117.0 dBm -12.00 dB 1 61 TO1 MediumFast 2025-12-17 16:27:44 UTC View
Villarejo01 (VIL1) +1.399s
After 		-119.0 dBm -14.25 dB 1 61 TO1 MediumFast 2025-12-17 16:27:44 UTC View
Meshtastic 18a4 (18a4) +1.643s
After 		Unknown Unknown 2 60 1760 MediumFast 2025-12-17 16:27:44 UTC View
MOVIL 1 🟢 MANCHASTIC (MV1V) +1.925s
After 		-64.0 dBm 10.75 dB 2 b4 MediumFast 2025-12-17 16:27:44 UTC View
ETH Goose (ET03) +2.246s
After 		-37.0 dBm 10.75 dB 2 41 ET01 MediumFast 2025-12-17 16:27:45 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) +2.669s
After 		-77.0 dBm 9.50 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-17 16:27:45 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +3.252s
After 		-99.0 dBm -0.75 dB 1 b0 Vbm , 26b0 MediumFast 2025-12-17 16:27:46 UTC View
JAGO1_Cañaveral (JAGO) +4.503s
After 		-118.0 dBm -9.75 dB 2 fc MediumFast 2025-12-17 16:27:47 UTC View
Aldinra_1640_🗼_🌐 (AldB) +4.664s
After 		-102.0 dBm 3.25 dB 2 60 1760 MediumFast 2025-12-17 16:27:47 UTC View
Eagle’s Nest (EAGL) +5.439s
After 		-100.0 dBm 7.50 dB 2 48 SMR1 MediumFast 2025-12-17 16:27:48 UTC View
[samsepi0l] 📡🌐 (tlg0) +7.799s
After 		-86.0 dBm -1.00 dB 2 48 SMR1 MediumFast 2025-12-17 16:27:50 UTC View
Rodashtastic🗼🌐 (RDSt) +8.023s
After 		-117.0 dBm -7.50 dB 2 e8 GRN1 MediumFast 2025-12-17 16:27:50 UTC View
17

Total Receptions

17

Unique Gateways