Zte ZXG10 OB06, Technical Manual

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ZXG10 OB06 ZTE Integrated Outdoor GSM Base Station Technical Manual
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Link Release
The procedure of the link release originated by an MS is shown in Figure
26.
F
I G U R E
2 6 M S - O
R I G I N A T E D
L
I N K
R
E L E A S E
MS LAPDm FURRM
HPIMan
LAPD
BSC OAMM
D m _DL _REL_IND
DL_DATA _REQ (REL IND)
(REL IND )
(DISC)
(UA )
The OB06 gives the BSC an indication that the link-layer connection has
been released on the wireless path.
If the link layer is in idle mode, the OB06 returns DM frame to MS but not
notifies the BSC.
The procedure of the link release required by a BSC is shown in Figure 27.
F
I G U R E
2 7 B S C - R
E Q U E S T E D
L
I N K
R
E L E A S E
MS LAPDm FURRM HPIMan LAPD
BSC OAM
M
Dm_DL _REL_REQ
DL_DATA _IND (REL REQ)
(REL REQ)
(DISC)
( UA or DM )
Dm_DL _REL_CO
NF
DL_DATA _REQ (REL CONF)
(REL CONF)