Network Router User Manual

Viewing diagnostic information
DSLPipe DSU (SDSL) User’s Guide 3-5
Viewing diagnostic information
After you set up the communications software and the DSLPipe unit’s
configuration menu appears (see Figure 3-1), you can press 4 to enter debug
mode and view diagnostic information. When you press 4, the following window
appears:
Figure 3-2. Debug Mode window
At the Select Function Items prompt, press 1 to display the HDLC
registers. Table 3-2 describes the fields that display in the list that appears.
V.35 ch Tx CRC Shows either Enable or Disable. The default is Enable.
This means that the CRC is appended to the end of the frame
when data is sent over the V.35 line.
V.35 ch RxC
Polarity
Indicates Norm (Normal) or Rev (Reverse). The default is
Norm.This means that data will be sampled at the rising edge
of the clock.
V.35 ch TxC
Polarity
Indicates Norm (Normal) or Rev (Reverse). The default is
Norm.This means that data will be shifted out of the buffer at
the falling edge of the clock.
Table 3-1. Fields in the DSLPipe status window (Continued)
Fields Description
SDSL V.35 DSU Debug Mode
0. Return to Main Menu
1. Check HDLC Registers
2. Print Rx Data