Alcatel-Lucent 1643 AMS User's Operation Manual page 130

Management communication setup
Computed area address
A computed area address associated with an intermediate system. Together with the
SID and SEL fields, it is a valid synonymous NSAP address for an intermediate
system. Valid addresses can be empty or 2-26 Hex (even numbers of digits only).
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4-40 Alcatel-Lucent - Proprietary
See notice on first page
Parameters for provisioning DCN information
365-312-807R7.2
Issue 4, May 2007