Installation guide

10 Acme Packet 6100 Hardware Installation and Maintenance Guide
Network Interface Unit
The single, hot-pluggable network interface unit (NIU) contains all of the
Acme Packet 6100 media and management interfaces. The NIU is located on
the Acme Packet 6100 rear panel. The Signaling, Media and Network
Management interfaces are located on the front panel of the NIU.
Figure 2 - 16. Network Interface Unit - Top View
Without powering down the hot-swappable Acme Packet 6100 you can
exchange an NIU by removing and replacing it. Upon NIU removal, the Acme
Packet 6100 enters an Out-of-Service state. After you reinsert the NIU and
connect to the ACLI, you must reboot the system to return to service. This
causes a soft-reboot rather than a system power cycle.
Mgmt 2Mgmt 1Mgmt 0USBAlarmConsole
System
Power
On
Stby
Stby
Dis
LINK ACT LINK ACT
PWR H/S
Network
Management
Ports Console
Port
USB
Port
Alarm
Port
Signaling/Media
Interfaces
System
Power
PWR
LED
H/S
LED
Figure 2 - 17. Network Interface Unit - Front Panel
Each of the NIU front panel components are described in the following
subsections.
System Power
Switch - STBY/ON
The System Power switch enables you to control the power to the Acme Packet
6100. This is useful when it is desirable to shut off power to the Acme Packet
6100 without having to unplug the power cord. The Acme Packet 6100 has no