NDA-24299
CHAPTER 3
Page 19
Revision 1.0
SYSTEM CONFIGURATION
System Considerations
Condition 9:
The maximum data link speed is “1.5 Mbps.”
Condition 10: Connection Trunks (B ch) conform to the following specifications:
•
Existing external trunk cannot be used as alternate routes for connection trunks.
•
Billing information on connection trunks cannot be output.
•
Under the following conditions, “connection trunk seizure NG” will occur:
Data Link Failure
Connection Trunk all busy
LANI (built-in) - FCH failure
•
Connection test for connection trunks is not provided.
•
Nailed Down connection is not provided for connection trunks.
•
PAD value for connection trunks is fixed to 0 db.
•
Echo canceller (EC) / MPC control is not provided.
•
Nailed Down connection is not provided for connection trunks.
Condition 11: If a “layer 2 failure” occurs, the connections are released.
Condition 12: When fusion links and CCIS links coexist on a Fusion network, the following conditions
should be considered:
A Fusion link may be used as a CCIS link through data programming. In this instance, if the other node
accommodates a dedicated CCIS card, CCIS will not work even if the self-node accommodates a Fusion-
Link-Card. Therefore, the same Fusion-Link-Card must be accommodated at both nodes.
shows an example of CCIS-FUSION networks.
Содержание NEAX 2400 IPX
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