3Com V7122 User Manual page 230

ini File Field Name
Web Parameter Name
ISDNIBehavior
[Q.931 Layer Response
Behavior]
230
Valid Range and Description
1 = Q.931 Status message isn't sent if Q.931 received message contains an
unknown/unrecognized IE(s). By default the Status message is sent. This
parameter applies only to PRI variants in which sending of Status message
is optional.
2 = Q.931 Status message isn't sent if an optional IE with invalid content is
received. By default the Status message is sent. This parameter applies only
to PRI variants in which sending of Status message is optional.
4 = Accepts unknown/unrecognized Facility IE. Otherwise, (default) the
Q.931 message that contains the unknown Facility IE is rejected. This
parameter applies to PRI variants where a complete ASN1 decoding is
performed on Facility IE.
128 = Connect ACK message is sent in response to received Q.931
Connect. Applicable only to Euro ISDN User side outgoing calls. Otherwise,
the Connect ACK is not sent (default).
512 = Enables to configure T1 NFAS Interface ID (see the parameter
'ISDNNFASInterfaceID_x'). Applicable to 4/5ESS, DMS, NI-2 and HKT
variants.
2048 = Always set the Channel Identification IE to explicit Interface ID,
even if the B-channel is on the same trunk as the D-channel. Applicable to
4/5ESS, DMS and NI-2 variants.
65536 = Applicable to ETSI, NI-2 and 5ESS. The calling party number (octet
3a) is always present even when presentation and screening are at their
default.
131072 = Clears the call on reception of Q.931 Status with incompatible
state. Otherwise, (default) no action is taken.
To configure the gateway to support several 'ISDNIBehavior'
features, summarize the individual feature values. For example
to support both '512' and '2048' features, set 'ISDNIBehavior =
2560'.
V7122 GatewayUser Guide