Hi, It is look like node cannot to establish connection over CommunicationSPI. Please check are ports of communication (by default 47100 with range 100) open in remote server machine.
See this article[1] in additional. [1]: http://apacheignite.gridgain.org/docs/network-config#tcpcommunicationspi -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/Not-able-to-store-key-value-on-remote-ignite-instances-tp8816p8821.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.