CHAPTER
1-1
Cisco Catalyst Blade Switch 3120 for HP Hardware Installation Guide
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Product Overview
This chapter provides a functional overview of the Cisco Catalyst Blade Switch 3120 for HP, referred to
as the switch module. The switch module is installed in the HP c-Class BladeSystem enclosure, referred
to as the blade enclosure.
You can connect the uplink ports to other devices such as switches, routers, Cisco Wireless Access Point
workstations, Cisco IP phones, or other networking equipment. You can also connect standalone servers
or PCs to those ports.
These topics are included:
• Switch Module Features Overview, page 1-1
• Other Features, page 1-3
• Management Options, page 1-8
Switch Module Features Overview
The Cisco Catalyst Blade Switch 3120 for HP is a stackable, Layer 3 switch module. The number of ports
depends on which modules are installed. See the release notes and the software configuration guide for
information about which Layer 3 features are supported. See the
“Planning and Creating a Switch Stack”
section on page 2-13 for information about stacking the switch.
The Cisco Catalyst Blade Switch 3120 for HP includes a 3120G (CB3120X) and a 3120X (CBS3120X)
model. Both are stacking-capable. The initial setup procedure for both models is the same. For more
information about the features of each model, see the hardware installation guide and the software
configuration guide for the switch module. See the release notes and the software configuration guide
for information about supported Layer 3 features.
The CBS3120X switch module supports both the Cisco X2 transceiver modules and the Cisco TwinGig
Converter Module. The CBS3120G switch module supports only the Cisco TwinGig Converter Module.
See the
“10-Gigabit Ethernet Module Slots” section on page 1-4 for more information.
See Table 1-1 for more detailed descriptions of the switch module ports.
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