Enterasys a2h123-24 User Manual

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SecureStack A2 Installation Guide 
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Network Requirements
Before installing the device, review the requirements and specifications in this chapter. 
The network installation must meet the requirements described in this chapter to ensure 
satisfactory performance of this equipment. Failure to do so will produce poor network 
performance.
10BASE-T Network
When connecting a 10BASE‐TX segment to one of the RJ45 fixed ports (1 through 24 on 
the A2H123‐24), ensure that the network meets the Ethernet network requirements of the 
IEEE 802.3‐2005 standard for 10BASE‐TX. Refer to the Cabling Guide for details.
For information about...
Refer to page...
Note: The SecureStack A2 Configuration Guide and the Cabling Guide referred to in the 
following sections can be found on the Enterasys Networks World Wide Web site:
For details about obtaining the manuals, refer to “
Note: If an RJ45 port is to operate at 100 Mbps, Category 5 cabling must be used. 
Category 3 cabling does not meet the 100 Mbps specifications. Refer to 
 (page 2-2) for information about 100BASE-TX networks and cabling.