User manual

Appendix A. Dial Plan Interface Configuration
A-2 Dual T1/PRI Module User Manual 61200314L1-1
DUAL T1/PRI MODULE: NETWORK TERMINATION/PRI
When you are working in the network termination section of the D
IAL
P
LAN
menu, when S
LT
is defined as T1/PRI-2,andwhenS
IG
issettoPRI,thefol-
lowing configuration options are available:
S
WITCH
T
YPE
Write security: 3; Read security: 5
Defines the type of PRI switch to which the port is connected. If connected
to another ATLAS 550, both need to be set to the same switch type. The fol-
lowing options are available:
F
IRST
DS0
Write security: 3; Read security: 5
Defines to the ATLAS 550 the first DS0 for this endpoint.The ATLAS 550
uses DS0s, starting with this selection, to send andreceive calls toand from
the network (PSTN). The outgoing calls which are allowed or restricted
over these DS0s are set by the O
UTGOING
C
ALL
A
CCEPT
and R
EJECT
N
UM
-
BERS
(discussed in the ATLAS 550 User Manual).
N
UMBER OF
DS0
S
Write security: 3; Read security: 5
Specifies the number of DS0sATLAS 550 uses for this endpoint.
O
UTGOING
N
UMBER
C
ONVERSION
Write security: 3; Read security: 5
Converts outgoing (towards the network) numbers to the selected number-
ing plan and type option.
A
SDIALED
Sends the digits provided as an unknown number type.
ISDN-N
ATIONAL
PREFERRED
Regardless of what type of number isreceived, the outgoing number is sub-
stituted with ISDN-National as the number plan and type. Ten digits are
always sent to the network. Leading ones, if present, are stripped out and
the area code (provisioned under D
IAL
P
LAN
/G
LOBAL
P
ARAMETERS
)is
added, if only seven digits are supplied. This action may be required in
areas with ten-digit local dialing.
ISDN-S
UBSCRIBER
PREFERRED
Examines the incoming number and if seven digits are received or if a ten-
digit number is received with an area code that matches the area code pro-
visioned in the global parameters, the number is forwarded to the network
asa seven-digitnumber defined as ISDN-Subscribernumber planandtype.
If the incoming number is ten digits, but with a different area code, it is for-
warded to the network as ISDN-National preferred.
ISDN-N
ATIONAL
DMS R
ESERVED
PREFERRED
Ignores the incoming numbering plan and type and substitutes the ISDN/
Telephony numbering plan and National number type. Ten digits are sent
to the network. Leading ones, if present, are stripped out and the area code
set in global parameters is added if only seven digits are supplied. This
action may be required in areas with ten-digit local dialing.
•Lucent5E •NorthernDMS100
• National ISDN • AT&T 4ESS