Cisco HWIC-4ESW - EtherSwitch HWIC Switch User Manual page 3
Etherswitch interface cards
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Also See for HWIC-4ESW - EtherSwitch HWIC Switch:
- Supplementary manual (2 pages) ,
- User manual (118 pages)
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Cisco HWIC-4ESW and HWIC-D-9ESW EtherSwitch Interface Cards
Prerequisites for Installing Two Ethernet Switch Network
Modules in a Single Chassis
A maximum of two Ethernet switch network modules can be installed in a single chassis. If two Ethernet
switch network modules of any type are installed in the same chassis, the following configuration
requirements must be met:
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Without this configuration and connection, duplications will occur in the VLAN databases, and
Note
unexpected packet handling may occur.
Information About EtherSwitch HWICs
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VLANs
For conceptual information about VLANs, see the
Module.
Both Ethernet switch network modules must have an optional Gigabit Ethernet expansion board
installed.
An Ethernet crossover cable must be connected to the two Ethernet switch network modules using
the optional Gigabit Ethernet expansion board ports.
Intrachassis stacking for the optional Gigabit Ethernet expansion board ports must be configured.
For information about intrachassis stacking configuration, see the
Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series
VLANs, page 3
Inline Power for Cisco IP Phones, page 4
Layer 2 Ethernet Switching, page 4
802.1x Authentication, page 4
Spanning Tree Protocol, page 4
Cisco Discovery Protocol, page 4
Switched Port Analyzer, page 4
IGMP Snooping, page 4
Storm Control, page 4
Intrachassis Stacking, page 5
Fallback Bridging, page 5
Default 802.1x Configuration, page 5
Prerequisites for Installing Two Ethernet Switch Network Modules in a Single Chassis
"VLANs"
16- and 36-Port Ethernet Switch
module.
section of the
EtherSwitch Network
3
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