3Com NBX 100 Installation Manual page 256

256 C 7: C
HAPTER ONFIGURING
D L C (T1, E1,
IGITAL INE ARDS
4 Check that the word Ready appears in the ISDN PRI Span List line item
that corresponds to this span.
5 To modify the Span, highlight it in the Span List and click the Modify
button immediately below the Span List.
Figure 98 Digital Line Cards, Modify Span Window
6 To change the name of the span, edit the Span Name field. You can use
alphanumeric characters, dashes, and underscores. The maximum name
length is 30 characters.
7 From the Interface Type pull-down list, select E1.
8 Choose one of the four entries from the Co Switch Protocol pull-down
list. Check with your telephone carrier to determine which one is used on
the E1 line they supplied.
ETSI
I
CAUTION: Do not use any of the next three choices with the E1 Interface
Type. If you do, NetSet warns you that combining this choice with E1 is
illegal.
AT&T Custom - 5ESS
I
DMS Custom
I
National ISDN - NI1/NI2
I
BRI C )
AND ARDS