Chapter 2: Hardware Components
Engine downloads the DPC software, the DPC runs its diagnostics, and the Packet Forwarding Engines housed on the DPC are enabled. Forwarding on other DPCs continues uninterrupted during this process. For DPC replacement instructions, see “Replacing a DPC” on page 106.
If a slot is not occupied by a DPC or SCB, a blank panel must be installed to shield the empty slot and to allow cooling air to circulate properly through the router.
Figure 6 on page 9 shows typical DPCs supported on the MX240 router. For more information about DPCs, see the MX-series Ethernet Services Router DPC Guide.
Figure 6: Typical DPCs Supported on the MX240 Router
Figure 7: DPC Installed Horizontally in the MX240 Router
Dense Port Concentrators (DPCs) ■ 9
