H3C MSR Router Comware 5 Series Manual page 34

Interface specifications
Table 34 Interface specifications
Item
Connector type
Number of connectors
Interface standard
Cable type
Dialing mode
Bandwidth
Interface LEDs
Figure 28 SIC-1FXS panel
Figure 29 SIC-1FXO panel
Figure 30 SIC-2FXS panel
Figure 31 SIC-2FXO panel
Description
RJ-11
1 (SIC-1FXS/SIC-1FXO)
2 (SIC-2FXS/SIC-2FXO)
•
Subscriber circuit interface (SIC-1FXS/SIC-2FXS) compliant with
ITU Q.512.
•
Loop trunk interface (SIC-1FXO/SIC-2FXO) compliant with ITU
Q.552.
•
Over-current and over-voltage protection compliant with ITU K.20
Telephone cable with ferrite core.
Supports DTMF, not supports pulse dial-up.
300 Hz to 3400 Hz
25