Specifications

CHAPTER

3-1

Cisco XR 12000 Series Router SIP and SPA Software Configuration Guide, Release 3.2

Release 3.2, OL-6396-01, Rev.A1 January 9, 2006

Overview of the Gigabit Ethernet SPAs

This chapter provides an overview of the release history, and feature and Management Information Base

(MIB) support for the Gigabit Ethernet SPAs on the Cisco XR 12000 Series Router.

This chapter includes the following sections:

• Release History, page 3-1

• Supported Features, page 3-2

• Supported MIBs, page 3-2

• SPA Architecture, page 3-3

• Displaying the SPA Hardware Type, page 3-4

Release History

Table 3-1 provides the release and modification history for Ethernet SPA-related features and

enhancements on the Cisco XR 12000 Series Router.

Table 3-1 Release History for Ethernet SPA

Release Modification

Cisco IOS-XR Release 3.2 Support for the following SPAs was introduced on Cisco XR 12000

Series Routers:

• 1-Port 10-Gigabit Ethernet SPA

• 5-Port Gigabit Ethernet SPA

• 10-Port Gigabit Ethernet SPA