So in a typical home router environment ports are mostly opened by default for outgoing traffic
On Wednesday, April 12, 2017 at 4:29:39 PM UTC+2, Tobias B. wrote: > > For me it also worked without opening any ports. If you do not open ports > your bitcoinj client can still communicate with other nodes, it's just that > the communication has to be initiated by your client. > > On Sunday, April 9, 2017 at 8:02:16 AM UTC+2, Ramez Az wrote: >> >> Thanks for your information. >> >> I am learning/researching for writing client side programs using bitcoinj >> API. I am just trying to post some transaction and get it reflected in my >> wallet based on my request only and dont want my system to be in the spv >> node. Can i achieve this without opening the port 18333/8333. >> >> Thanks, >> Ramesh A >> >> On Friday, April 7, 2017 at 2:15:03 PM UTC+5:30, Tobias B. wrote: >>> >>> Hey, >>> >>> your wallet is basically an spv bitcoin node that communicates with the >>> rest of the bitcoin network. It constantly asks other nodes in the networks >>> for new information. To not rely on one single node that could in this case >>> tell you anything, bitcoinj will try to connect to a number of random nodes >>> (e.g. 12) and ask them for information. When you run in test mode it will >>> do that via port 18333 and in mainnet mode via port 8333. The port 53 is >>> needed to get the ip address of some nodes via their domain name. You need >>> to have some list of initial nodes - you have to start somewhere. >>> >>> BR >>> >>> Tobias >>> >>> On Friday, April 7, 2017 at 4:03:13 AM UTC+2, Ramez Az wrote: >>>> >>>> Hi, >>>> >>>> What is the purpose of opening these ports and how it will be used. >>>> >>>> Thanks, >>>> Ramesh A >>>> >>>> On Thursday, March 23, 2017 at 10:37:07 PM UTC+5:30, Ramez Az wrote: >>>>> >>>>> I have firewall in my network. Anything should we need to do something >>>>> on firewall? >>>>> >>>>> On Tuesday, March 21, 2017 at 3:02:39 PM UTC+5:30, Andreas Schildbach >>>>> wrote: >>>>>> >>>>>> I don't see RefreshWallet connecting to peers. It didn't even >>>>>> discover >>>>>> peers. Is your network restricting DNS traffic somehow? >>>>>> >>>>>> Without updating the blockchain it will never learn of the incoming >>>>>> payment and this is why the balance is zero. >>>>>> >>>>>> >>>>>> >>>>>> On 03/21/2017 06:49 AM, Ramez Az wrote: >>>>>> > Hi, >>>>>> > >>>>>> > I have created wallet using WalletTool program and transfered some >>>>>> cons >>>>>> > into that from http://faucet.xeno-genesis.com/. I am able to see >>>>>> the >>>>>> > transaction detail >>>>>> > in >>>>>> https://testnet.blockexplorer.com/address/mjhvWeeoPrAegY5od5rKdjCb4mPZhzp11Y. >>>>>> >>>>>> >>>>>> > >>>>>> > When i try to spend from this >>>>>> > wallet, org.bitcoinj.core.InsufficientMoneyException: Insufficient >>>>>> > money, missing 0.00005 BTC is getting thrown and balance is also >>>>>> > getting displayed as 0. Then i tried to use the refresh the wallet >>>>>> using >>>>>> > RefereshWallet tool. The program seems hung at >>>>>> > peerGroup.downloadBlockChain(); method. The below log are getting >>>>>> generated. >>>>>> > >>>>>> > The same problem happened while using WalletAppKit.awaitRunning(); >>>>>> Can >>>>>> > you please advise what might be the issue and how should be >>>>>> resolved the >>>>>> > issue. Please find the wallet file attached for your reference. >>>>>> > >>>>>> > Mar 21, 2017 10:46:28 AM org.bitcoinj.core.AbstractBlockChain >>>>>> <init> >>>>>> > INFO: chain head is at height 0: >>>>>> > block: >>>>>> > hash: >>>>>> 000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943 >>>>>> > version: 1 >>>>>> > previous block: >>>>>> > 0000000000000000000000000000000000000000000000000000000000000000 >>>>>> > merkle root: >>>>>> > 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b >>>>>> > time: 1296688602 (2011-02-02T23:16:42Z) >>>>>> > difficulty target (nBits): 486604799 >>>>>> > nonce: 414098458 >>>>>> > >>>>>> > Mar 21, 2017 10:46:28 AM org.bitcoinj.core.AbstractBlockChain >>>>>> addWallet >>>>>> > WARNING: Wallet/chain height mismatch: -1 vs 0 >>>>>> > Mar 21, 2017 10:46:28 AM org.bitcoinj.core.AbstractBlockChain >>>>>> addWallet >>>>>> > WARNING: Hashes: null vs >>>>>> > 000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943 >>>>>> > Mar 21, 2017 10:46:29 AM org.bitcoinj.core.PeerGroup$8 run >>>>>> > INFO: Starting ... >>>>>> > Mar 21, 2017 10:46:30 AM org.bitcoinj.core.PeerGroup >>>>>> > maybeCheckForLocalhostPeer >>>>>> > INFO: Localhost peer not detected. >>>>>> > Mar 21, 2017 10:46:30 AM org.bitcoinj.core.PeerGroup discoverPeers >>>>>> > INFO: Peer discovery took 66.93 μs and returned 0 items >>>>>> > >>>>>> > >>>>>> > Thanks, >>>>>> > Ramesh A >>>>>> > >>>>>> > -- >>>>>> > You received this message because you are subscribed to the Google >>>>>> > Groups "bitcoinj" group. >>>>>> > To unsubscribe from this group and stop receiving emails from it, >>>>>> send >>>>>> > an email to [email protected] >>>>>> > <mailto:[email protected]>. >>>>>> > For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>>> >>>>>> -- You received this message because you are subscribed to the Google Groups "bitcoinj" group. 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