Packet #39509261 Success
NODEINFO_APP packet from Meshtastic Central Elgin Base Node 1 (CEB1) to kwarc.org 5ff0 (KW5)
45
Total Receptions
1
Unique Gateways
0
Hop Count
103
Payload Bytes
Packet Information
| Database ID: | 39509261 |
|---|---|
| Mesh Packet ID: |
0xd1577436
Used for correlation across gateways |
| Timestamp: | 2026-05-16 09:10:41 UTC |
| From Node: | Meshtastic Central Elgin Base Node 1 (CEB1) |
| To Node: | kwarc.org 5ff0 (KW5) |
| Success: | Processed |
| Protocol: |
NODEINFO_APP
Port: 4 |
| Gateway: | Meshtastic Central Elgin Base Node 1 (CEB1) |
|---|---|
| Channel: | LongFast |
| RSSI: | Unknown |
| SNR: | Unknown |
| Hop Info: |
0/2 hops
Start: 2, Limit: 2 |
| Relay Node: |
e5
CEB1
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: 103 bytes
Decoded:
Yes
Decoded Data:
| Long Name: | Meshtastic Central Elgin Base Node 1 |
|---|---|
| Short Name: | CEB1 |
| Node ID: | !eb46a2e5 |
| MAC Address: | uCfrRqLl |
| Hardware: | PORTDUINO |
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysisPacket Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
| Total Size: | 103 bytes |
|---|---|
| Gateway: | !eb46a2e5 |
| Channel: | LongFast |
| Payload Type: | NODEINFO_APP |
| Hop Count: | Unknown / 2 |
Privacy Summary
Exposure Level:
Direct Message
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 2 more...
Exposure Risks:
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
⚠ Default channel - no encryption
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!eb46a2e5
Node ID format |
channel_id |
LongFast
Default public channel |
packet |
MeshPacket (103 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
3947274981
Source node ID |
uint32 |
to |
2751160304
Target node ID |
uint32 |
decoded.portnum |
4
NODEINFO_APP |
enum |
decoded.payload_length |
103 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 |
Not set | int32 |
rx_snr |
Not set | float |
rx_time |
1778922636
Receive timestamp |
fixed32 |
via_mqtt |
False
Direct LoRa transmission |
bool |
want_ack |
False
No ACK requested |
bool |
priority |
70
Packet priority level |
enum |
delayed |
Not set | enum |
channel |
Not set | uint32 |
pki_encrypted |
False
Standard encryption |
bool |
next_hop |
Not set | uint32 |
relay_node |
229
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778922641.5650048
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
- ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
- ⚠ Default channel - no encryption
- ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
| Gateway ID: | !eb46a2e5 |
| Zero Hop Policy: |
Enabled
Direct gateway connection |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | NODEINFO_APP |
|---|---|
| Size: | 103 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"id": "!eb46a2e5",
"long_name": "Meshtastic Central Elgin Base Node 1",
"short_name": "CEB1",
"macaddr": "uCfrRqLl",
"hw_model": "PORTDUINO"
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!eb46a2e5",
"channel_id": "LongFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 3947274981,
"to": 2751160304,
"id": 3512169526,
"rx_time": 1778922636,
"rx_snr": 0.0,
"rx_rssi": 0,
"hop_limit": 2,
"hop_start": 2,
"via_mqtt": false,
"want_ack": false,
"priority": 70,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 229,
"tx_after": 0,
"decoded": {
"portnum": 4,
"payload": "0a0921656234366132653512244d6573687461737469632043656e7472616c20456c67696e2042617365204e6f646520311a04434542312206b827eb46a2e52825380c4220514a4cd440fc3bb0485ac91082cc63d5607117ea55d9b8aea4af4b81136775714800",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"id": "!eb46a2e5",
"long_name": "Meshtastic Central Elgin Base Node 1",
"short_name": "CEB1",
"macaddr": "uCfrRqLl",
"hw_model": "PORTDUINO",
"role": "CLIENT_BASE",
"public_key": "UUpM1ED8O7BIWskQgsxj1WBxF+pV2biupK9LgRNndXE=",
"is_unmessagable": false,
"type": "protobuf",
"portnum": "NODEINFO_APP",
"message_class": "User"
}
}
}
}
Raw Packet Data (103 bytes)
0a0921656234366132653512244d6573687461737469632043656e7472616c20456c67696e2042617365204e6f646520311a04434542312206b827eb46a2e52825380c4220514a4cd440fc3bb0485ac91082cc63d5607117ea55d9b8aea4af4b81136775714800
Hex Analysis:
| Size: | 103 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 packetCorrelation: Using Mesh Packet ID
Reception Locations
Loading...
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 Central Elgin Base Node 1 (CEB1) Primary |
0.000s
Reference |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | Current |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
-0.403s
Before |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
-0.215s
Before |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.045s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.078s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.112s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.144s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.174s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.204s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.228s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.255s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.420s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:41 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.518s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:42 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+0.542s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:42 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+1.025s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:42 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+1.136s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:42 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+1.563s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:43 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+2.414s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:43 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+2.485s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+2.594s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+2.618s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.004s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
MediumFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.072s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.093s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.115s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:44 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.471s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.514s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.535s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.559s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.584s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+3.672s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+4.078s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+4.101s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortFast | 2026-05-16 09:10:45 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+4.468s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+4.917s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.077s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.204s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.231s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.359s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.382s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.408s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:46 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.461s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:47 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.511s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:47 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.536s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
ShortTurbo | 2026-05-16 09:10:47 UTC | View |
| Meshtastic Central Elgin Base Node 1 (CEB1) |
+5.559s
After |
Unknown | Unknown | 0 |
e5
CEB1
|
LongFast | 2026-05-16 09:10:47 UTC | View |
45
Total Receptions
1
Unique Gateways