NEC Univerge sv8500 Manual page 36

IP Equipment/Terminal
(Note 1, Note 17)
MC
MCMG Card
[SCA-
4LC2COTA]
MG (COT)
MC
MCMG Box [MG-
4LC2COTA]
MG (COT)
MG-BRI
MG(BRI) Card [SCA-2BRIA]
MG(BRI) Box [MG-2BRIA]
MG-PRI/MG-PRA
Proprie-
tary Proto-
col
Note 14
(
MG(PRI) Card
[SCA-24PRIA]
SIP
Time Duration
Required
Call can be
Firmware
retained
(Note 2)
(Note 3)
SP-3927
MCMG
PROG-B Is- No Limit
sue 1 or later
Note 12
( )
No Condition No Limit
SP-3927
MCMG
PROG-B Is- No Limit
sue 1 or later
Note 12
( )
No Condition No Limit
SP-3709 BRI
MG BSC
PROG-A Is- No Limit
sue 18 or lat-
er
SP-3826 BRI
MG SIP BSC
PROG-A Is- No Limit
sue 4 or later
Note 12
(
)
SP-3826 BRI
MG SIP BSC
PROG-A Is- No Limit
sue 4 or later
Note 12
( )
Up to 2 minutes
No Condition
Note 13
(
SP-3884 MG
PRI PROG-A
Issue 8 or lat- No Limit
er
)
Note 12
( )
SP-3884 MG
PRI PROG-A
Issue 8 or lat- No Limit
er
Note 12
( )
Event which causes the discon-
tinuation of Call/Call Retention
• When a loop is opened at counter
party
• When not receiving RTP from coun-
ter party for a certain period
• When PSTN line is disconnected
• When not receiving RTP from coun-
ter party for a certain period
• When a loop is opened at counter
party
• When not receiving RTP from coun-
ter party for a certain period
• When PSTN line is disconnected
• When not receiving RTP from coun-
ter party for a certain period
• When RTP communication stops
• When the Disconnection message is
received from the network
• When Layer 2 Link is down
• When RTP communication stops
• When the Disconnection message is
received from the network
• When Layer 2 Link is down
• When RTP communication stops
• When the Disconnection message is
received from the network
• When Layer 2 Link is down
When Health Check timeout occurs
)
• When RTP communication stops
• When the Disconnection message is
received from the network
• When Layer 2 Link is down
• When RTP communication stops
• When the Disconnection message is
received from the network
• When Layer 2 Link is down
INT-10
INTRODUCTION
function
Remarks
Note 11
( )
Note 11
( )
Note 11
( )
Note 11
( )
Note 11
( )
Note 11
( )