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Chapter 1. Introducing the Network Active Bypass unit
The Network Active Bypass unit is an external device that uses active bypass functions to ensure that
network traffic continues to flow if the appliance fails or loses power. The Network Active Bypass unit
provides seamless failover, extensive management capabilities, and four independent gigabit Ethernet
interface segments with various media combinations. This chapter introduces the features and operating
principles for the Network Active Bypass unit.
Package contents
Verify that nothing is missing from the Network Active Bypass unit package contents.
In the box
Check to be sure the following items are in the box:
v One Network Active Bypass unit
v Nine copper cables (green)
v One console cable (blue)
v Two desktop power modules
v Power cords
v One CD
Features
This topic describes the features of the Network Active Bypass unit.
List of features
v Active switching of traffic in case of system failure
v Passive Bypass which is essential during power loss
v Plug and play—no additional drivers required on inline devices
v TAP functions for passive traffic monitoring
v 10/100/1000 TX (Copper), SX (Multi-mode) and LX (Single-mode) support
v Flexible deployment options including Copper, Multi-Mode Fiber, Single-Mode Fiber, and
Copper-to-Fiber conversion
v Redundant power supplies for maximum reliability
v Extensive CLI and WEB based management
v SSH and HTTPS for secure management
v E-mail notification on system events
v TACACS+ authentication
v Syslog support
v Full RoHS compliance
Extensive bypass configuration
v Bypass heartbeat custom configurations including:
– Heartbeat pattern
– Heartbeat frequency
v Bypass on link loss
© Copyright IBM Corp. 2009, 2014
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