Used Cisco Carrier
Routing System - 4-Slot Single-Shelf System
Part #
CRS-1
 Product Description: 4-slot, 40-Gbps-per-slot line-card shelf for a total switching
capacity of 320 Gbps.
- Protects investments by
supporting all CRS-1 physical layer interface modules (PLIMs)
and modular services cards (MSCs),
- Offers you the service flexibility, continuous system
operation, and system longevity of the CRS-1 in a smaller and
more cost-effective configuration,
- Features a midplane design for a space-efficient form factor,
- Contains slots for four MSCs, four PLIMs, and two route
processors in the front of the chassis,
- Accommodates four fabric cards in the rear of the chassis
which perform Stage 1, Stage 2, and Stage 3 switching,
supporting service-intelligent fabric-based queuing and
multicast replication.
 Cisco
CRS-1 8-Port 10 Gigabit Ethernet Interface Module
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