# Uses of Package
org.apache.ignite.spi.discovery.tcp

- Packages that use org.apache.ignite.spi.discovery.tcp
  Package | Description
  --- | ---
  org.apache.ignite.spi.discovery.tcp | Contains default TCP/IP implementation for discovery SPI.

- Classes in org.apache.ignite.spi.discovery.tcp used by org.apache.ignite.spi.discovery.tcp
  Class | Description
  --- | ---
  TcpDiscoveryIoSession | Handles I/O operations between discovery nodes in the cluster.
  TcpDiscoverySpi | Discovery SPI implementation that uses TCP/IP for node discovery.