5-37
3. Set value of gain referring to the following table, and press [Enter].
No
No
No
No
Item
Item
Item
Item
Description
Description
Description
Description
0
SLI
➔
SLI
Specifies the call quality that transmits from TX to
RX of analog telephone.
1
SLI
➔
ATRK
Specifies the call quality that transmits from TX of
analog telephone to RX of analog trunk.
2
SLI
➔
DTRK
Specifies the call quality that transmits from TX of
analog telephone to RX of digital trunk.
3
ATRK
➔
SLI
Specifies the call quality that transmits from TX of
analog trunk to RX of analog telephone.
4
ATRK
➔
ATRK
Specifies the call quality that transmits from TX of
analog trunk to RX of analog trunk.
5
ATRK
➔
DTRK
Specifies the call quality that transmits from TX of
analog trunk to RX of digital trunk.
6
DTRK
➔
SLI
Specifies the call quality that transmits from TX of
digital trunk to RX of analog telephone.
7
DTRK
➔
ATRK
Specifies the call quality that transmits from TX of
digital trunk to RX of analog trunk
8
DTRK
➔
DTRK
Specifies the call quality that transmits from TX of
digital trunk to RX of digital trunk.
ATRK refers to LOOP and E&M, DTRK refers to VoIP and
E1/PRI, T1, and SLI refers to SLC.