How to configure port for remote debugging in Configure debug port in Jboss Fuse 6.x?
Edit $JBOSS_FUSE_HOME/bin/karaf (%JBOSS_FUSE_HOME%/bin/karaf.bat)
Find line
DEFAULT_JAVA_DEBUG_OPTS="-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005"
address=5005 sets remote debug port