Specifications

Port Configuration Summary
3-2 SecureStack A2 Configuration Guide
• 2 SFP slots (labeled port 51 and 52) that provide the option of installing Small Form Pluggable
(SFP) Mini-GBICs for 1000BASE-T compliant copper connections or 1000BASE-SX\LX
fiber-optic connections.
• 2 1000BASE-T RJ45 connectors (labeled port 49 and 50) that can be used for stack connections
when the switch is operating in a stack configuration, or as standard switch ports when the
switch is operating as a stand alone device.
A2H124-24FX Switch Ports
The A2H124-24FX stackable device provides the following types of switch port connections:
• 24 100BASE-FX multimode MT-RJ fiber optic ports.
• 2 SFP slots (labeled port 27 and 28) that provide the option of installing Small Form Pluggable
(SFP) Mini-GBICs for 1000BASE-T compliant copper connections or 1000BASE-SX\LX
fiber-optic connections.
• 2 1000BASE-T RJ45 connectors (labeled port 25 and 26) that can be used for stack connections
when the switch is operating in a stack configuration, or as standard switch ports when the
switch is operating as a stand alone device.
A2H254-16 Switch Ports
The A2H124-16 stackable device provides the following types of switch port connections:
• 8 100BASE-T 10/100 Mbps copper RJ445 ports (odd numbered 1 – 15).
• 8 100BASE-FX multimode MT-RJ ports (even numbered 2 – 16).
• 2 SFP slots (labeled port 19 and 20) that provide the option of installing Small Form Pluggable
(SFP) Mini-GBICs for 1000BASE-T compliant copper connections or 1000BASE-SX\LX
fiber-optic connections.
• 2 1000BASE-T RJ45 connectors (labeled port 17 and 18) that can be used for stack connections
when the switch is operating in a stack configuration, or as standard switch ports when the
switch is operating as a stand alone device.