Cisco Firepower 4100 Manual page 19

Overview
The following table describes the cable specifications needed to keep the insertion loss as low as possible.
Table 2: 40-Gb BASE-SR Cable Specifications
Interface
Ethernet 40-G BASE-SR4
850 nm wavelength
MPO-12 port adapter
Note
We recommend the following Cisco OM3 MTP/MPO cables.
Table 3: Cisco Cables
Cisco Part Number
CAB-ETH-40G-5M
CAB-ETH-40G-10M
CAB-ETH-40G-20M
1-Gb SX/10-Gb SR/10-Gb LR Network Module with Hardware Bypass
The following figure shows the front panel of the 1-Gb SX, 10-Gb SR and 10-Gb LR hardware bypass network
modules (FPR4K-NM-6X1SX-F, FPR4K-NM-6X10SR-F, FPR4K-NM-6X10LR-F). This is a single-wide
module that does not support hot swapping. The six ports are numbered from top to bottom, left to right. Pair
ports 1 and 2, 3 and 4, and 5 and 6 to form hardware bypass paired sets.
Note
See the Cisco 40GBASE QSFP Modules Data Sheet
BASE-SR-4.
Make sure you have the correct firmware package and software version installed to support this network
module. For instructions on how to verify your firmware package version and to upgrade the firmware
if necessary, see the Cisco Firepower 4100/9300 FXOS Firmware Upgrade
4100/9300 FXOS Compatibility
1-Gb SX/10-Gb SR/10-Gb LR Network Module with Hardware Bypass
Supported Cable
50 microns core diameter
2000/4700 (OM3/4) modal bandwidth (MHz*km)
50 m cable distance
for specifications of the QSFP for the 40-Gb
Cable Length
5 m
10 m
20 m
for the software compatibility matrix.
Guide. See Cisco Firepower
Overview
19