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Operating Basics: User Interface
2-52 OTS9100 User Manual
The C2 byte is the Path Signal label. The C2 byte can be any value from 0x00 to 0xFF and may
be set in hexadecimal or symbolic form.
To edit, click the Edit Expected C2 button. This brings up a dialog box, shown in Figure 2-31.
The dialog box displays the current C2 setting and allows the option to edit the byte via
hexadecimal or symbolic form (a subset of 0x00...0xFF).
Figure 2-31: Edit C2 dialog box
To change the setting, click the radio button for Symbolic or Hex (hexadecimal). Type in the
text box by the Hex heading to input a new value or click on the Symbolic button and click on
the pull-down menu. The values available from the pull-down menu are:
• (00) Unequipped
• (01) Equipped – Nonspecific
• (02) VT-Structured STS-1 SPE
• (03) Locked VT Mode
• (04) Asynchronous Mapping for DS3
• (12) Asynchronous Mapping for DS4NA
• (13) Mapping for ATM
• (14) Mapping for DQDB
• (15) Asynchronous Mapping for FDDI
• (16) HDLC-Over-SONET Mapping
• (FE) O.181 Test Signal (TSS1 to TSS3) Mapping
• (FF) Reserved