Yealink MeetingEye 600 Administrator's Manual page 272

Symptom Reason
The account is not registered
Fail to dial the IP address of the
far site.
The far site system is powered
off.
The call protocol(SIP/H.323)
that far site uses is different from
yours.
Encryption negotiation (SRTP/
H.235) fails.
The firewall blocks the traffics.
The password of the built-in MCU
Virtual Meeting Room is enabled.
Your monitor prompts: Call Fail
Busy Here.
• Far site rejects your SIP call.
• Far site does not answer your
SIP call.
• Far site has reached maximum
sessions when you place a
SIP call.
Your monitor prompts: Call Fail
Remote endpoint refused call.
Far site rejects your H.323 call
• Far site rejects your H.323
call.
• Far site does not answer your
H.323 call.
• Far site has reached maximum
sessions when you place an
H.323 call.
Your monitor prompts: Network
disconnected
Your monitor prompts: Maximum
number of sessions reached.
| Troubleshooting | 272
Solution
Check whether the call parties
register the accounts.
At least one call protocol(SIP/
H.323) is enabled.
Ping the IP address of the far
site. If it fails, contact the network
administrator. Connect the
network administrator.
Contact the far site to power on
the system.
Both sites use the same call
protocol (SIP/H.323).
If one site uses encryption,
ensure that the other site enables
the encryption too.
Open necessary ports on the
firewall.
Disable the password of the built-
in MCU Virtual Meeting Room.
Contact the far site.
Contact the far site.
Check the network connection.
The maximum sessions is
depend on the multipoint license
imported to the system.