User guide

FAX BOARDS AND FAX DRIVERS INSTALLATION
74
Configuration Parameters
for T1 ISDN Ports
Asynchronous Balanced Mode Extended (SABME) messages. Set the parameter as
follows:
FALSE = Indicates that the port does not send SABME messages
TRUE = Indicates that the port does send layer 2 SABME messages
Default value: TRUE
screening
Specifies a value that indicates whether the port provides and validates the calling
party number passed to the called party. Valid values are:
NETWORK_PROVIDED Indicates that the network validates the calling party
number.
USER_NOT_SCREENED Indicates that the port provides the calling party
number without validating it.
USER_VERIFICATION_FAILED Indicates that the port failed to validate the
calling party number.
USER_VERIFICATION_PASSED Indicates that the port provides the calling
party number and passes a successfully validated number to the called party.
Note: You should set the parameter to USER_NOT_SCREENED when connected to a
public network.
Default value: USER_NOT_SCREENED
switch_type
Specifies a value indicating the type of switch used for the board connection. Valid
values are:
ATT_4ESS AT&T #4 ESS
ATT_5ESS AT&T #5 ESS
NTI_DMS100 Nortel DMS-100
NTI_DMS250 Nortel DMS-250
MD110_T1 Selects Ericsson MD-110 switch for North America
MD110_E1 Selects Ericsson MD-110 switch (International)
SIEMENS Siemens
NTT Japan
UNKNOWN Selects a switch type that complies with the ITU-T standards
Default value: UNKNOWN (ITU-T compliant)
transfer_variant
Specifies the transfer method that the network (refer to the vendor specifications for
your switch) runs for call transfers or disables call transfer. Valid values are:
NONE = Disables call transfer
TBCT = Specifies an ETSI transfer with explicit linkage
RLT = Specifies a Release Link Trunk transfer
NTT = Specifies a JATE active redirecting transfer
Default value: TBCT
wait_for_bchannel_status
Specifies a Boolean value that determines when the system puts the B-channels in
service. Set the parameter as follows: