Nortel Networks IP Phone 2001 - Manual (Page 65)

Additional phone features
65
Figure 8: Logged on to an IP Phone 2001 using an
IP Softphone 2050
On the displays of IP Phone 2002 and 2004, and IP Softphone 2050, the
feature keys remain empty (except for the appearance of your DN) as
your IP Phone 2001 does not support feature keys.
A User information line appears on all displays listing the number of your
office telephone.
Using Virtual Office on your office telephone
When activated for Virtual Office by a
remote telephone, your office telephone
is logged out and is no longer
operational.
A Logged Out message displays on your
telephone alerting you that your office
telephone is being used for
Virtual Office.