Packet #17968055 Success

TELEMETRY_APP packet from IslandMesh now on MediumSlow Nan-Vic (GHR2) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
54
Payload Bytes
Packet Information
Database ID: 17968055
Mesh Packet ID: 0x4c4b80ad
Used for correlation across gateways
Timestamp: 2026-03-27 18:43:12 UTC
From Node: IslandMesh now on MediumSlow Nan-Vic (GHR2)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC)
Channel: ShortFast
RSSI: -105 dBm
SNR: Unknown
Hop Info: 1/5 hops
Start: 5, Limit: 4
Relay Node: 8f
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 54 bytes
Decoded: Yes
Decoded Data:
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:54 bytes
Gateway:!9e779d68
Channel:ShortFast
Payload Type:TELEMETRY_APP
Hop Count:1 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e779d68
Node ID format
channel_id ShortFast
packet MeshPacket (54 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2782529868
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 67
TELEMETRY_APP 		enum
decoded.payload_length 54 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi -105.0 dBm
Signal strength at gateway 		int32
rx_snr Not set float
rx_time 1774636990
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 143
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774636992.2546566
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)
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !9e779d68
Signal Metrics: RSSI: -105.0 dBm
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:54 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774636930 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e779d68", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2782529868, "to": 4294967295, "id": 1280016557, "rx_time": 1774636990, "rx_snr": 0.0, "rx_rssi": -105, "hop_limit": 4, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0d82cfc669322f08a9ecc80115111159411da2b2994020a7e60b28a5ed3b30d6fc10383540504887f41b50cb950b60f4d70868e08e04", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774636930, "local_stats": { "uptime_seconds": 3290665, "channel_utilization": 13.566667, "air_util_tx": 4.803056, "num_packets_tx": 193319, "num_packets_rx": 980645, "num_packets_rx_bad": 278102, "num_online_nodes": 53, "num_total_nodes": 80, "num_rx_dupe": 457223, "num_tx_relay": 182987, "heap_total_bytes": 142324, "heap_free_bytes": 67424 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (54 bytes)
0d82cfc669322f08a9ecc80115111159411da2b2994020a7e60b28a5ed3b30d6fc10383540504887f41b50cb950b60f4d70868e08e04
Hex Analysis:
Size:54 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
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) Primary 0.000s
Reference 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC Current
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.819s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.792s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.756s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.729s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.706s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.684s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.662s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.641s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.617s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.593s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.569s
Before 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.545s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.522s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.500s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.478s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.457s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.434s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.409s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.385s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.362s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.340s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.319s
Before 		-105.0 dBm Unknown 1 8f MediumFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.298s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.276s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:11 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.253s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.209s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.176s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.139s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.104s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.070s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) -0.035s
Before 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.042s
After 		-105.0 dBm Unknown 1 8f ShortFast 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.077s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.106s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.127s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.150s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.174s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.197s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.222s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.245s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.266s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.288s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.309s
After 		-105.0 dBm Unknown 1 8f ShortTurbo 2026-03-27 18:43:12 UTC View
VE7DCX2🇺🇸🇨🇦 Port Moody (V7DC) +0.330s
After 		-105.0 dBm Unknown 1 8f LongFast 2026-03-27 18:43:12 UTC View
45

Total Receptions

1

Unique Gateways