Preface
This preface describes the objectives and organization of this document and explains how to find additional
information on related products and services. This preface contains the following sections:
• Changes to This Document, on page ix
• Objectives, on page xi
• Organization, on page xii
• Related Documentation, on page xii
• Obtaining Documentation and Submitting a Service Request, on page xiii
Changes to This Document
This table lists the technical changes made to this document since it was first created.
Table 1: Changes to This Document
SummaryDate
Adds support for the following SPA:
• SPA-4XT-Serial
4-Port Serial Interface SPA
March 2018
Adds support for the following SPA:
• SPA-8XCHT1/E1-V2
8-Port Channelized T1/E1 SPA
March 2014
Cisco ASR 9000 Series Aggregation Services Router SIP and SPA Hardware Installation Guide
ix
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