The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

In-Band Control Messaging IBC

The IBC facility allows applications to inject control messages into a replicated volume group’s update stream sent to each RLINK. The control-message itself is application-defined and completely transparent to the replication-process.