Header Compression (COMPHDR)

The list of header data compression techniques supported by the channel.

For channel types sender, server, cluster sender, cluster receiver and client connection (*SDR, *SVR, *CLUSSDR, *CLUSRCVR and *CLTCN) the values specified are in order of preference with the first compression technique supported by the remote end of the channel being used.

The possible values are:

*SAME

The attribute is unchanged.

*NONE

No header data compression is performed.

*SYSTEM

Header data compression is performed.