Cisco 12000 Series

9
Cisco 12000 Series Router Memory Replacement Instructions
78-4338-16
GRP, PRP, and Line Card Memory Overview
Engine 2 Line Card Memory Locations
Figure 4 shows the DIMM socket locations on an Engine 2 line card. This line card is equipped with
eight DIMM sockets:
• Two route memory DIMM sockets
• Two pairs of packet memory DIMM sockets (RX and TX pairs)
• One pointer look-up (PLU) memory DIMM socket (not user serviceable)
• One table look-up (TLU) memory DIMM socket (not user serviceable)
Figure 4 Engine 2 Line Card Memory Locations
ISE Line Card Memory Locations
Figure 5 shows the small outline DIMM (SODIMM) socket locations on an ISE line card. This line card
is equipped with 10 SODIMM sockets:
• Two route memory SODIMM sockets
• Four packet memory sockets (not user serviceable)
• Four TLU/PLU memory sockets (not user serviceable)
1 Route memory DIMM0 5 Packet memory RX DIMM0
2 Route memory DIMM1 6 Packet memory RX DIMM1
3 Packet memory TX DIMM0 7 PLU DIMM (not user serviceable)
4 Packet memory TX DIMM1 8 TLU DIMM (not user serviceable)
OC-48/POS-SR-SC
AC
TIVE
0
C
ARRIER
RX PKT
TX RX
93276
2
1
6
7
8
5
3
4