Before You Begin
15
Your telephone company can give you the following information to
configure the DI-106 or DI-106M:
Switch Type
Geography
No. of Phone #s
No. of SPIDs
AT&T 5ESS NI-1
North America
2
2
AT&T 5ESS Point to Point
North America
1
0
AT&T 5ESS Multipoint
North America
2
2
Northern Telecom NI-1
North America
2
2
Northern Telecom Custom
North America
2
2
DSS1
Europe, Asia
2
N/A
1TR6
Germany
2
N/A
♦
Switch Type—This is the type of switch used by your
telephone company. Check with your telephone company and
choose the appropriate option on the worksheet. For North
America, select your ISDN switch type. For DSS1 and 1TR6,
verify this field to make sure that you have the proper
firmware loaded.
♦
B Channel Usage—Determine which connection is
appropriate for your B channel and check the corresponding
option on the worksheet.
If your DI-106 or DI-106M is the only device using the ISDN
line, configure B Channel Usage to Switch/Switch so the router
device will use both B channels to communicate. If the router is
sharing the ISDN line with other devices, configure B Channel
Usage to Switch/Unused. If your DI-106 or DI-106M is on a
leased line, configure B channel usage to Leased/Leased or
Leased/Switch, depending on the setting of the line.
♦
Telephone Number(s)—Record on the worksheet the
telephone number(s) given to you by your ISDN provider.
Some switch types only have one telephone number. These
phone numbers should be in a standard digit format (for