Configuring and Managing T1 Digital Line Cards 307
7 Click Apply.
8 Enable the On Line check box to bring the span online.
The span does not come online unless the card is online.
9 Click OK to effect the changes.
Line Length Reflects the
physical line
length.
**
Reflects the physical line length.
*
Timing Mode Loop
Internal
N/A
Call-By-Call Service Configuration (4ESS only) ***
Enable
Call-By-Call
Service
N/A Select this only if your carrier provides,
call-by-call service, you have AT&T Custom -
4ESS as your line protocol, and you want to
change the type of call for each call.
Carrier Code N/A Each long distance carrier has a unique Carrier
Identification Code (CIC). Obtain the code (up
to 4 digits) from your carrier.
Default
Outbound
Service
N/A Determines the type of outbound call if no type
is specified in your dial plan commands.
If you purchased MEGACOM service from your
service provider, you must select it.
If you purchased only long distance service or
SDN (Software Defined Network) service, select
Standard (LDS). SDN cannot be the default
selection.
*If this value changes, the card reboots itself and all current calls on the card are lost.
**If this value changes, the card is temporarily offline, and all current calls on the card are lost.
*** See “Support of AT&T’s 4ESS Switch Protocol” later in this section.
Table 49 Span Parameters (continued)
Parameter T1 DS1 Options ISDN PRI (T1) Options
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