Digi TransPort WR31 User Manual page 540

Configure legacy protocols
Use NUI
The X.25 Network User Identifier to use for outgoing X.25 calls if no NUI is specified in the call
string for the backup interface.
LCN
The first LCN for the backup interface.
LCN direction
Determines whether the LCN for the backup X.25 interface is incremented or decremented from
the starting value when multiple X.25 instances share a single Layer 2 connection.
Report our NUA as n to the X.25 network
The NUA that the router will report to the X.25 network as its own NUA when making a call. It is
also known as the calling NUA. Often the X.25 network will override this NUA.
Send X.25 RESTART packets
Sends X.25 RESTART packets.
Delay the X.25 RESTART packets by x milliseconds
The time, in milliseconds, to wait before sending the X.25 RESTART packets.
Call User Data
A text string that will be placed in the Call User Data field of an outgoing X.25 call request packet.
Whether or not this information is required will depend on the X.25 host that you are connecting
to. In most cases the information is not required.
X.25 calls
These setting control how transactions are sent to the host when TPAD is running in direct
mode.
One per transaction
Only one transaction is allowed per call.
Allow consecutive transactions
Multiple transactions are allowed per X.25 call, but not until a response has been received from
the host.
Allow concurrent transactions
Multiple transactions per X.25 call are allowed irrespective of whether a response has been
received from the host.
Digi TransPort WR Routers User Guide
Configure TPAD parameters
540