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CHAPTER

VIP2 and the PA-E3 3-1

VIP2 and the PA-E3

This chapter provides information on the PA-E3 serial port adapter and its use on the VIP2 in

Cisco 7000 series and Cisco 7500 series routers. This chapter contains the following sections:

• Overview, page 3-1

• Removing a Port Adapter, page 3-4

• Installing a Port Adapter, page 3-5

Overview

The PA-E3 is used on the VIP2 in Cisco 7000 series and Cisco 7500 series routers and can be

installed in either port adapter slot 0 or slot 1 on the VIP2 motherboard.

Note You can have up to three E3 serial interfaces on a VIP2 motherboard. Cisco recommends a

conﬁguration of one PA-E3 (with one E3 serial interface) and one PA-2E3 (with two serial

interfaces) for a total of three E3 serial interfaces per VIP2.

Figure 3-1 shows two one-port PA-E3 port adapters installed in port adapter slot 0 and slot 1, on a

VIP2-15 or VIP2-40.

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Cisco PA-E3 Specifiche Pagina 19