Nortel NN43001-504 Installation Manual page 136

136 Troubleshooting
Message
No VPN Server
Not Installed!
Payload Malfmd
Press End Call
Restart Command
RTP Open Failed
Select License
Server Busy
Copyright © 2004-2007, Nortel Networks
.
Description
The handset cannot find the
VPN server.
A required software component
is missing.
The handset cannot understand
an encrypted message from
the VPN Server (or vice-versa).
This is likely to be a mismatch in
the security parameters such as
preshared key, Diffie-Hellman
group, hash and encryption
algorithms.
The call has ended.
The wireless handset received
a restart command from the
Call Server.
The handset is unable to open
the requested RTP or RTCP
socket.
The correct protocol has not
been selected from the license
set.
Wireless handset is attempting
to download from a TFTP
Server that is busy downloading
other devices and refusing
additional downloads.
Nortel Communication Server 1000
WLAN IP Telephony Installation and Commissioning
NN43001-504 01.02 Standard
Release 5.0 15 June 2007
Action
Check that the value of the VPN
Server IP address configured
through the administration
menu or the Configuration
Cradle match the address of
the VPN server.
Check that all required software
files are on the TFTP Server,
if over-the-air downloading is
being used. If the error repeats,
contact Nortel Technical
Support.
Check the Diffie-Hellman
group, the phase 1 and phase
2 hashes, and encryption
configuration.
Press the Power Off/End Call
key to return to standby mode.
None. The wireless handset
automatically restarts in a few
seconds.
Reboot the handset. If the
error repeats, contact Nortel
Technical Support.
Using the administrative
menus, select one license from
the license set to allow the
wireless handset to download
the appropriate software.
None. The wireless handset
automatically retries the
download every few seconds.