H3C MSR Router Comware 5 Series Manual page 103

Item
Cable
Interface standard
Dial-up mode
Bandwidth
Interface LEDs
Figure 100 MIM-2FXS panel
Figure 101 MIM-2FXO panel
Figure 102 MIM-4FXS panel
Figure 103 MIM-4FXO panel
Table 131 LED description
LED
LINK
ACT
Description
•
Telephone cable with ferrite core
•
E&M trunk (for E&M module, which should be made by users
depending on the actual needs at the site.)
•
ITU Q.512-compliant subscriber circuit interface
(MIM-2FXS/MIM-4FXS)
•
ITU Q.552-compliant loop trunk interface
(MIM-2FXO/MIM-4FXO)
•
ITU K.20-compliant overcurrent and overvoltage protection
DTMF (Dual-Tone Multi-Frequency) but not pulse dial-up
300 Hz to 3400 Hz
LINK
ACT
Description
•
Off: No link is present.
•
On: A link is present.
•
Off: The channel is idle.
•
On: There is call activity.
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