Questions tagged [node]

For questions related to IOTA nodes. There are mainly two types of nodes Headless Node, Full Node(GUI)

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WASP Chain Setup TCP Connection Refused Error

I am trying to setup a WASP Chain to test deploy a EVM smart contract. However, I try to wasp-cli request-funds or wasp-cli chain deploy I am getting a dial tcp connect:connection refused error. This ...
1 vote
0 answers
20 views

How is the ledger actually stored at a node?

How are the information about the transactions actually stored in a Tangle? I mean to say, how is the transaction data or simply some data(stored as a zero-valued transaction) actually stored in some ...
  • 115
1 vote
0 answers
20 views

double spend script is not working!

I'm running a private tangle network (GoShimmer 1.7.2) using Docker https://goshimmer.docs.iota.org/tooling/docker_private_network.html I want to try a double spend. there is a script to do that in ...
  • 123
1 vote
2 answers
228 views

Do Wasp nodes only connect to a GoShimmer nodes?

I want to build a simple project with IOTA. First, I want to start a simple local/private Tangle network and then use wasp to write and run a smart contract. My question is, which nodes can I use to ...
  • 123
2 votes
1 answer
110 views

MQTT and Bee nodes

I'm like to use MQTT to communicate with my Bee node. I've read that the MQTT protocol have been implemented inside the bee-node service. I use the 0.1.0 release of Bee. When I start my node I've got ...
1 vote
1 answer
139 views

Chronicle Permanode - Unable to add MQTT peer

I'm following the IOTA docs tutorial to run the permanode CLI tutorial, from here. Step 1: Set up a Scylla node it's correctly done (using docker). $ docker exec -it scylla nodetool status Using /etc/...
  • 154
1 vote
1 answer
58 views

Coordicide: Would using public key encryption as a mechanism for node identity impact Iota's quantum resistance?

per the white paper In order to identify nodes, it is necessary to introduce global node identities. Tothis end, we envision using common public key cryptography to sign certain dataand to ...
0 votes
1 answer
201 views

Incentives to Run a Full Node

Is there any incentive to run a full node in IOTA? If not, what makes people to run full nodes and how they keep them running if there are no economical returns out of it?
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3 votes
0 answers
60 views

How will you know if your node is synced post Coordinator removal? [closed]

Currently node sync status is determined by milestones which are issued by the coordinator. Once autosnapshots, and removal of the coordinator occurs, how will we know if the node is in sync with the ...
2 votes
1 answer
153 views

How will Trinity or any other IOTA wallet keep up with hundreds of local snapshots per day?

So lets assume that in few years, each node is gonna make 50 or 100 snapshots each day. Trinity is gonna keep local data on each account like addresses, balance, etc.. while at the same time ...
4 votes
0 answers
58 views

Invalid Transactions - Do those make a node bad?

I'm working on a application to track your neighbors. I want an indicator if there are any foul nodes. What's the deal with invalid transactions? They are an indicator that a node is bad, but how ...
  • 273
3 votes
1 answer
78 views

How are nodes incentivised to be honest when approving transactions?

I am new to IOTA and would like to understand how nodes are incentivised to be truthful when approving transactions? Bitcoin: Say a miner approves a tx that is invalid (say bc it double spends). It ...
  • 170
1 vote
2 answers
65 views

Is it possible to detect from which node a transaction was issued?

Is it possible to detect from which node a transaction was issued? When my node receive many spam transactions for example, can I be sure that my neighbor issue them?
  • 257
5 votes
1 answer
138 views

IRI gets stuck after a while

I run a node I setup after the manual of http://iota.partners/ I recently completely wiped it and installed the newest lubuntu 18.04 on it, but I had the same problems before. Yesterday I set ...
  • 273
3 votes
2 answers
107 views

How can I interpret these node statistics?

How can I interpret the given stats please? It is clear that the first node is syncing OK. The second is down—I can see this also in logs. But what about the other two? They're only sending but not ...
6 votes
1 answer
229 views

IOTA API error when making send transaction call with Node.js client library

I made some test codes to send transactions with Node.js client library, and received the below error response. I cannot find the cause of this error. Did this happen to anyone before? And can anyone ...
1 vote
0 answers
106 views

How to use IOTA with a TTN network (of LoRa nodes)? [closed]

I am working in a project where I create a LoRa Gateway on The Things Network (TTN). I want my nodes to work with IOTA. Is it possible to use IOTA with the TTN network?
1 vote
1 answer
510 views

How to check if my neighbors are synced

Is there a way to check if my neighbors are synced? I had a synced node (using the DB and 2 swarmnodes) and then added some neighbors (7). Since then, it seems that my node stopped being synced and ...
  • 273
2 votes
0 answers
69 views

Is it important to remove swarm nodes?

I use the iri in combination with field and nelson. I came into a synced status and then dropped the swarm nodes. Since then, the node often changes from "synced" to "unsynced" and back irregularly. ...
  • 273
3 votes
2 answers
70 views

What does the number behind "synced?" mean?

If you go to https://field.deviota.com/ and check for the node "codepleb", you notice that the node is not synced, but there is some kind of number at the end (even if it might be synced at this point ...
  • 273
5 votes
1 answer
103 views

IoTA full node setup done but all transactions pending

I have followed http://iota.partners/ to setup a full node on my AWS. I am pretty sure that my security policy has opened the port for IoTA. The neighbor status: and then when my program status ...
  • 51
4 votes
0 answers
231 views

Is it possible to discover the IP addresses of all nodes in the IOTA network?

If a node has its neighbors' IP addresses, is it possible to get them, walk to the neighbors, get their neighbors' IP addresses, and continue until you have a full map of the IP addresses of all the ...
  • 251
1 vote
0 answers
119 views

getNewAddress error Error: Invalid Response:

I am using the iota.lib.js in nodejs for generating the address for bitcoin. Here is my code : const IOTA = require('iota.lib.js') var iota = new IOTA({ 'provider': 'https://sandbox.iota.org/api/...
  • 31
2 votes
0 answers
29 views

getNewAddress error Error: Invalid Response In IOTA [duplicate]

[![it try to generate the address for transition of bit-coin but very time show the in valid responses and i am using sandbox for transition [![const IOTA = require('iota.lib.js') var iota = new IOTA(...
  • 31
6 votes
3 answers
424 views

Where can I find neighbours for testnet?

I want to run my node in the testnet for testing and learning purposes. Where can I find neighbours for it? Is there some kind of public list of public testnet nodes?
  • 498
3 votes
1 answer
140 views

How can I be sure that I connect to a valid node? [duplicate]

How can an IOTA Light Wallet user be sure to connect to a valid node? What I mean is, in case someone sets up a Node that just pretends to be one, it could grab the seed. Anyone knows how IOTA ...
8 votes
2 answers
445 views

What is the difference between Swarm Client vs Core Client vs Light Client?

How does each client work in general? Pros and cons of using each client?
1 vote
3 answers
286 views

Can I run a full node on Galaxy S8?

Are any android nodes in production for use on mobile devices? Running a full node on android is my goal
8 votes
1 answer
86 views

Using traceroute hop count to select neighbors

Would it make sense to measure the distance to neighbor nodes via traceroute hops? I.e., discard all neighbors which are below let's say 4-5 hops (wild guess, same data center), prefer higher hop ...
  • 921
7 votes
1 answer
9k views

Possible UDP MTU problems (UDP, bad length 1650 > 1368 in tcpdump)

I have a problem with a node. I'm new to this, it is my first and only node, so please consider that. These are the entries from the log, notice the line Latest SOLID SUBTANGLE milestone has changed ...
  • 921
4 votes
1 answer
53 views

Change the node while transaction is still pending?

What happens if I change the node while the transaction is still pending?
  • 1,946
1 vote
1 answer
41 views

Connection issues. How to solve them?

I cant connect to the 2.5.4 wallet. I tried different nodes. I even used the top nodes on Iota.dance/nodes. I even checked the console. These are the outputs: How can I fix it?
  • 1,607
3 votes
1 answer
168 views

IRI - API_HOST does not apply to RECEIVER_PORTs?

we assume that the server has the IP addresses "111.111.111.111" and "222.222.222.222" (host ip) and I want to bind IRI to the ip 111.111.111.111 PORT = 14265 UDP_RECEIVER_PORT = 14600 ...
5 votes
1 answer
135 views

When do nodes sync their subtangle with the neighbours?

Does this happen after every transaction? In discrete steps? Is it always synced with neighbours only, or is there some super tangle that it syncs with? Is that the case as long as the coordinator ...
  • 908
14 votes
2 answers
194 views

Can a node steal my seed?

Could someone theoretically set up a node to siphon seeds from people who connect to it? Or is the seed always safe? How is it handled internally?
  • 908
3 votes
2 answers
84 views

Will we get a better IRI implemtationn, which use less CPU/RAM?

Will we get a better IRI implemtationn, which use less CPU/RAM? Question in the title.
  • 804
3 votes
1 answer
253 views

Static IP address for full node

I would like to setup a full node, but it appears I need to contact my ISP and establish a static IP. Has anyone created a full node with or without a static IP address?
9 votes
1 answer
97 views

DB snapshots for the masses - are there any risks?

I have created a tutorial and a slack channel #fullnodes-ger for the installation of a full node (currently only german) and do a DB snapshot of me for many people who follow this tutorial, so that ...