Framemode; Linedistance - 3Com 3C8S5007 - SuperStack II PathBuilder S500 Switch User Manual

RAI (Yellow Alarm): ON = RYEL or RMYEL. This status is ON when there is
frame synchronization to an E1 or T1 frame pattern and the frame's
remote alarm indication bit is set.
AIS (Blue Alarm): ON = RAIS. This status is ON when there is a valid
encoded signal present, no frame synchronization present, and an all-1's
data pattern is being received.

FrameMode

Syntax
SETDefault !<path> -PAth FrameMode = T1_SF | T1_ESF | E1_CRC4 |
E1_NOCRC
E1_CRC4
Default
Description The FrameMode parameter allows you to specify the frame mode.
Before changes to this parameter can take effect a "SETDefault !<path>
-PATH ConnControl=Enable" command needs to be issued on the
corresponding connector.
Values
T1_SF
T1_ESF
E1_CRC4
E1_NOCRC

LineDistance

Syntax
SETDefault !<path> -PAth TILineDistance = LH1|LH2|LH3|LH4|SH1|SH2|
SH3|SH4|SH5|SH7
Default SH7
The LineDistance parameter determines the supported long haul (LH) or
Description
short haul (SH) line distance. Long haul values are in units of dB and short
haul values are in units of feet. Note that only short haul is supported for
E1 lines.
Before changes to this parameter can take effect a "SETDefault !<path>
-PATH ConnControl=Enable" command needs to be issued on the
corresponding connector.
Superframe format T1.
Extended Superframe format T1.
CRC-active E1.
E1 without an active CRC.
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