Inserting The Network Services Engine - Cisco 7304 Installation And Configuration Manual

Chapter 4 Removing and Installing the NSE

Inserting the Network Services Engine

The NSE-100 or NSE-150 should be installed in slot 0. For high availability, install a second NSE-100
or NSE-150 in slot 2.
Online insertion and removal (OIR) of the standby NSE is supported. If two NSEs are installed, and one
fails, whether primary or secondary, the failed NSE can be removed without powering off the router, and
a new NSE can be installed.
Two NSE-100s, two NSE-150s, or two NPE-G100 configurations are supported on the Cisco 7304
Caution
router. You cannot use different processors in the same Cisco 7304 router at the same time.
To install an NSE in the router, complete the following steps:
Ensure that the router is powered down and the input power cable is disconnected from the router and
Step 1
the power source. See the
page
Attach an ESD-preventive wrist strap between you and an unfinished chassis surface.
Step 2
Remove the new network services engine from its static shielding bag.
Step 3
Handle the network services engine by the carrier edges and handle only; never touch the printed circuit
Caution
board components or connector pins.
Figure 4-5
9K -NS E
NET WO
Position the locking levers at a 45-degree angle before installing the network services engine (see
Step 4
Figure
If you have difficulty installing a processor in the lowest slot of a Cisco 7304 router that is rack-mounted,
Note
remove the line cards, port adapter carrier cards, and processor from the chassis and reinstall them.
Install a processor in the lowest slot first, then populate the slots above it, in a bottom-to-top order.
Align the network services engine in the slot guides (see
Step 5
OL-3967-01
"Powering Down the Router and Disconnecting Input Power" section on
4-2.
Aligning the NSE in the Slot Guides in a Cisco 7304 Router
100
DISK 0
COM PAC
T FLA SH
RES ET
CON SOL
E
AUX
PRIM ARY
GE 0
SEC OND
SYS TEM ARY
-UP
RK SER GE 1
VIC ES ENG
INE 100
RX
PE 0
TX
LINK
RX
TX
LINK
LINK
4-5).
Figure
Cisco 7304 Network Service Engine Installation and Configuration

Inserting the Network Services Engine

4-5).
4-7