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| Troubleshooting |
269
Symptom
Reason
Solution
Unsuitable monitor parameters. You can decrease the monitor’s
sharpness, brightness, and
contrast settings if they are set
to their maximum values.
Call Issues
Symptom
Reason
Solution
The network is unavailable.
Contact the network
administrator.
Your system cannot receive
calls when the far site dials your
account.
Check whether your account is
registered.
You cannot receive calls.
DND (Do Not Disturb) mode is
enabled.
Disable DND.
The far site enables DND (Do
Not Disturb) mode.
Contact the far site to disable
DND.
The account is not registered
Check whether the call parties
register the accounts.
At least one call protocol(SIP/
H.323) is enabled.
Fail to dial the IP address of the
far site.
Ping the IP address of the
far site. If it fails, contact the
network administrator. Connect
the network administrator.
The far site system is powered
off.
Contact the far site to power on
the system.
The call protocol(SIP/H.323)
that far site uses is different
from yours.
Both sites use the same call
protocol (SIP/H.323).
Encryption negotiation (SRTP/
H.235) fails.
If one site uses encryption,
ensure that the other site
enables the encryption too.
The firewall blocks the traffics.
Open necessary ports on the
firewall.
You fail to call far site.
The password of the built-in
MCU Virtual Meeting Room is
enabled.
Disable the password of the
built-in MCU Virtual Meeting
Room.
Summary of Contents for MeetingEye 400
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