Polycom VSX Series Go to Admin Settings Network Call, Preference and select, Call Speeds screen

Administrator’s Guide for the VSX Series

Symptom	Problem	Corrective action
Cannot dial remote system	Switch protocol issue.	Start by calling the far site at 1x56, 1x64, 2x56, or
in BONDING 384 K calls.		2x64K, as appropriate. This will verify the primary
(The call progress circles		number. If these calls complete, try 256K, then 384K.
only show blue or yellow.)		Being able to dial non-bonded but unable to dial
		bonded to all locations is usually a switch protocol
		issue. Verify your ISDN provisioning with the
		telephone service provider.
Dialing a remote site in	The far site may be unable	Go to the Call Status screen. Highlight each of the
calls above some particular	to accept calls above this	circles for each of the channels dialed. The number
speed does not work. (The	speed.	dialed for each channel will be displayed as you
call progress circles do not		highlight the corresponding circle. Make sure that the
turn green, or remain blue		far site has entered the number for each of its ISDN
after the first channel		lines correctly.
connects.)		The numbers for Line 1 - Line 4 should correspond to
		connections 1 - 4 on the Quad BRI network interface
		module.
		Lower the number of lines to dial in parallel.
Cannot select the desired	Speeds do not show when	1. Go to Admin Settings > Network > Call
speeds for BONDING calls	selecting the speed icon.	Preference and select	four times to go to
from the speed selection.		the Call Speeds screen.
		2. Select the desired call speeds.
Multipoint calls downspeed	This is normal.	No action is necessary.
when a voice-only call is
added.
Voice-only calls cannot be	This is normal.	Place voice-only calls using the
placed using a set-top VSX		SoundStation VTX 1000 conference phone.
system.
Voice-only calls cannot be	The system might not have	Use a telephone to verify that there is a dial tone on
placed using a VSX 7000e	a good connection to a	the line connected to the input on the VSX system.
or VSX 8000 system.	phone line.
Hanging up the	This is normal.	Use the SoundStation VTX 1000 conference phone
SoundStation VTX 1000		END VIDEO soft key or the VSX system remote
conference phone does not		control to end video calls.
end the video call.
Call streaming to the Web	You may be attempting to	Make sure the network is configured to allow
does not work.	stream to a different subnet	multicast streaming. To send a stream across a
	and the router is not set to	subnet, enable multicasting on the network or unicast
	allow multicasting.	to a particular IP address, which will forward the
		stream to that IP address regardless of the location
		destination.
		You can also test this feature by directing the stream
		to a specific computer that uses Apple QuickTime as
		a streaming player.

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