Appendices > The MvTCP Communication Layer > Miscellaneous Features > Protocol Version
 
Protocol Version
To use another protocol version on C++ servers or C++ or Java clients:
*C++ Servers or Clients
*Set the environment variable ILS_PROTOCOL_VERSION.
*Use the command line option -ilsprotocol_version <version>.
*Java Clients
*Set the JVM option ilog.server.protocol.version.
*Use the command line option -ilsprotocol_version <version>.
*Set the applet parameter ilog.server.protocol.version.
Available protocol versions are:
*5202: for all versions from 5.2 (patch level 2) to 6.0, included.
*6100: Since version 6.1.
Note: You cannot force a protocol version for a Server version older than 5.2 (patch level 2).

Version 6.3
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