228 CHAPTER 3: DEVICE CONFIGURATION
4 Click Modify. The Modify ATA dialog box appears (Figure 78).
Figure 78 Modify ATA Dialog Box
5 Modify the desired fields. Table 39 lists the field definitions.
Table 39 Modify ATA Fields
Field Purpose
Current Extension The extension number assigned to the device connected
to this ATA. You cannot modify this field.
MAC Address The hardware address of this ATA. You cannot modify it.
Channel Number The number of the port or channel on the Analog
Terminal Card.
The 3C10117C (Analog Terminal Card) uses a single
MAC address (there was one MAC address per port on
the previous model of the ATC, the 3C10117). To specify
a port on the card, you must enter a channel number (1
to 4) in this field.
If you are modifying a port on a 3C10117 ATC, this field
contains N/A (not applicable).
If you are modifying a port on a 3C10117C ATC, this
field contains a port number (1 through 4).
Device Name A name to help identify this ATA.
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