User`s guide

Polycom, Inc. 28
Release Notes
Polycom RealPresence Group Series, Version 4.1.5
Content GS-6992 4.0.1 On occasion, the RealPresence
Group system does not detect
VGA content from a Lenovo®
ThinkPad® T400 or W520
laptop.
Disconnect and reconnect
the VGA cable.
Gatekeepers GS-11469 4.1.1 Polycom RealPresence Group
systems cannot be configured
to use Avaya gatekeepers.
Interoperability
Cisco
GS-13955 4.1.3 When a RealPresence Group
system is connected to a C90
endpoint via an interworking
gateway, Far End Camera
Control (FECC)
might not function as expected.
Interoperability
Cisco
GS-17409 4.1.3 A RealPresence Group system
might not receive video when in
a call with a Cisco TX9000
system at 768 kb.
Avoid a line rate of 768 kb
when calling a Cisco
TX9000 system.
Interoperability
LifeSize
GS-13316 4.1.1 A call between a RealPresence
Group system and a LifeSize
desktop client that uses an
unregistered IP address might
not have video.
Register both systems to a
SIP proxy.
Interoperability
LifeSize
GS-12496 4.1.1 If a LifeSize Team 220 system is
the first system called in a SIP
conference call, video is not
received from the LifeSize
system.
Ether do not dial the
LifeSize system first, or
dial the system at a very
low call rate such as 384
kbps.
Interoperability
Microsoft
GS-17166 4.1.3 When IPv6 is enabled on a
RealPresence Group system,
an invite from a Lync client to
the RealPresence Group
system might fail.
Disable and re-enable
IPv6 on the RealPresence
Group system.
Interoperability
Microsoft
GS-17146 4.1.3 Internal MCU calls are not
supported in a Lync
environment. When a multipoint
call is initiated using Polycom
Touch Control, and the call type
is set to Auto, the call will not
connect properly.
Interoperability
Microsoft
GS-17032 4.1.3 RealPresence Group systems
might not connect properly to
Lync mobile clients. Users might
experience no audio and poor
visual quality during calls.
Category
Issue ID
Found in
Release Description Workaround