Chapter 12-Network Services

Table 12-7Span Definition (Continued)

Field

Description

 

 

Line Coding

Select the PRI line coding method from the list.

 

• For T1 spans, default is B8ZS.

 

• For E1 spans, default is HDB3.

 

 

Switch Type

Select the brand and revision level of switch

 

equipment installed in the service provider’s central

 

office.

 

• For T1 spans, default is AT&T 4ESS.

 

• For E1 spans, default is EURO ISDN.

 

 

7Click Next.

The Phones dialog is displayed.

8To define dial-in number ranges click the Add button.

9The Add Phone Number dialog box opens.

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