Cisco 7200 VXR User Manual page 30

Field-Replaceable Units
Input/Output Controller
This section describes five different models of I/O controllers. These models are distinguished from one
another by their Ethernet interface options.
describes their differences.
Note For a description of the configuration commands you need to configure the different interfaces on your
I/O controller, refer to the Input/Output Controller Replacement Instructions document that shipped
with your system.
Table 1-20 I/O Controller Descriptions
Product Number
C7200-I/O-GE+E
C7200-I/O-2FE/E
C7200-I/O-FE
C7200-I/O
C7200-I/O-FE-MII
1. The Product Number C7200-I/O-FE does not specify MII because both an MII and an RJ-45
2. The I/O controller with the Product Number C7200-I/O-FE-MII has a single MII Fast Ethernet
You can also identify your I/O controller model from a terminal by using the show diag slot 0 command.
(See the
The I/O controllers consist of the following components and options:
•
•
•
Cisco 7200 VXR Installation and Configuration Guide
1-30
Description
1 Gigabit Ethernet and 1 Ethernet port; equipped with a
GBIC receptacle for 1000 megabits per second (Mbps)
operation and an RJ-45 receptacle for 10-Mbps
operation. (See
2 autosensing Ethernet/Fast Ethernet ports; equipped
with 2 RJ-45 receptacles for 10/100-Mbps operation.
(See Figure
1
1 Fast Ethernet port; equipped with an MII receptacle
and an RJ-45 receptacle for use at 100 Mbps full-duplex
or half-duplex operation. Only 1 receptacle can be
configured for use at a time. (See
Has no Fast Ethernet port. (See
2
1 Fast Ethernet port; equipped with a single MII
receptacle. (See
receptacle are included.
receptacle only. Although still supported by Cisco Systems, this I/O controller with a single MII
receptacle is no longer an orderable product as of May 1998.
"Viewing Your System Configuration" section on page
Ethernet, Fast Ethernet, or Gigabit Ethernet interface options
Dual channels for local console and auxiliary ports
The console port has full data communications equipment (DCE) functionality and the auxiliary port
has full data terminal equipment (DTE) functionality.
NVRAM for storing the system configuration and environmental monitoring logs
NVRAM uses lithium batteries to maintain its contents when disconnected from power.
Note
Some I/O controllers use a static RAM (SRAM) component with an external lithium battery
to provide the same functionality as the NVRAM.
Table 1-20 lists the I/O controllers by product number and
Figure 1-14.)
1-15.)
Figure
Figure
Figure 1-20.)
Chapter 1 Cisco 7200 VXR Product Overview
1-16.)
1-18.)
4-19.)
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