Nortel DMS-250 Reference Manual page 252

Digital switching systems
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13-10 ETSI PRI
297-2521-106 Standard 23.01 March 2001
CGNDELV = Secondary
NOATONSC = No
If CHG is available, CHG is delivered as CGN with PI of "Allowed" and
SI of "Network Provided". Otherwise, if CGN is available, PI of the
CGN parameter is screened. If PI is "Restricted", the CGN is not
delivered. CGN is delivered for any other value.
CGNDELV = Always
NOATONSC = Yes
If CGN is available, NOA/TON of the CGN parameter is checked. If
NOA/TON is "Subscriber", the CGN is not delivered. CGN is delivered
for any other value of NOA/TON.
CGNDELV = Primary
NOATONSC = Yes
If CGN is available, NOA/TON of the CGN parameter is checked. If
NOA/TON is "Subscriber", the CGN is not delivered. CGN is delivered
for any other value of NOA/TON. If CGN is not available and CHG is
available, CHG is delivered as CGN with PI of "Allowed" and SI of
"Network Provided".
CGNDELV = Always
NOATONSC = Yes
If CHG is available, CHG is delivered as CGN with PI of "Allowed" and
SI of "Network Provided". Otherwise, if CGN is available, NOA/TON
of the CGN parameter is checked. If NOA/TON is "Subscriber", the
CGN is not delivered. CGN is delivered for any other value of
NOA/TON.
CGNDELV = Always
NOATONSC = Yes
If CGN is available, CGN is delivered based on the NOA/TON field and
the PI field of the CGN parameter. The NOA/TON is checked first. If
NOA/TON is "Subscriber", PI is not screened and CGN is not delivered.
PI is screened for any other value of NOA/TON. If PI is "Restricted",
the CGN is not delivered. CGN is delivered for any other value of PI.
CGNDELV = Primary
NOATONSC = Yes
If CGN is available, CGN is delivered based on the NOA/TON field and
the Pi field of the CGN parameter. The NOA/TON is checked first. if
NOA/TON is "Subscriber", PI is not screened and and CGN is not
delivered. If PI is "Restricted", the CGN is not delivered. CGN is
delivered for any other value of PI. If CGN is not available and CHG is
available, CHG is delivered as CGN with PI of "Allowed" and SI of
"Network Provided".
CHGDELV = Primary
CGNPISCR = Yes
CHGDELV = Never
CGNPISCR = No
CHGDELV = Secondary
CGNPISCR = No
CHGDELV = Primary
CGNPISCR = No
CHGDELV = Never
CGNPISCR = Yes
CHGDELV = Secondary
CGNPISCR = Yes

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