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ISDN TIP!
When you confirm a change of Switch Type, ZephyrExpress tries to resynchronize
the line.
If you’re sure you’ve entered the correct type but the Status screen doesn’t show
Ready Ready, try changing the type to something else and confirming. Then
change it back and confirm again: this often fixes a balky line.
— SPID#1 Service Profile Identification Number. Required only by Ntl.I-1.
— SPID#2 "
— DN#1 Directory Number (7 digits).
— DN#2 " Some circuits will use the same number for both 1 and 2.
— MSN#1 Multiple Subscriber Number. Used with Euro ISDN to control which
number will ring this line.
— MSN#2 "
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ISDN TIP!
Only one category of numbers — SPID, DN, or MSN — should generally be
used. The others should remain blank.
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ISDN TIP!
These numbers usually don’t have punctuation. If the installer has given you
numbers with hyphens or parentheses, enter the numerals only.
— Outside line prefix Number to be automatically applied before dialing.
Used when an internal phone system requires an access code — such
as 9 — to reach outside numbers.
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HOT TIP!
You can also use the Outside line prefix to pre-dial a “1010-xxx” code for an al-
ternative long distance carrier. But if you won’t be able to dial local numbers un-
til you remove this prefix.