Siemens HIPATH 8000 - Manual (Page 194)

Step by Step
OpenScape Voice functions
194
Marking the last line in the hunt group chain
Sets the "stop hunt" line in the hunt group chain. The
system will stop looking for a free line in the hunt group
chain after it reaches this line.
Activating
^
Lift the handset.
j
Enter the code (see the table of codes page 206).
Z
Wait until you hear the confirmation tone.
Deactivating
Unmark the line as the end of the hunt group chain.
^
Lift the handset.
j
Enter the code (see the table of codes page 206).
Z
Wait until you hear the confirmation tone.