The Cisco ASR 901S Series Aggregation Services Router supports the SFP module patch cable, which is a
0.5-meter copper passive cable with SFP module connectors at each end (see the following figures).
Figure 45: Duplex LC Cable Connector
Figure 46: Simplex LC Cable Connector
Figure 47: Copper SFP Module RJ-45 Connector
Figure 48: SFP Module Patch Cable
Cisco ASR 901S Series Aggregation Services Router Hardware Installation Guide
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Cable Specifications
SFP and SFP Port Pinouts and Cable Specifications