Network Connectivity - Cisco UCS B420 M3 Manual

SUPPLEMENTAL MATERIAL

Network Connectivity

This section shows how the supported adapter card configurations for the B420 M3 connect to the Fabric
Extender modules in the 5108 blade server chassis.
There are three configurable adapter slots on the B420 M3. One slot supports only the VIC 1240 adapter, and
two additional slots accommodate Cisco and Emulex or QLogic adapters, as well as Cisco UCS Storage
Accelerator adapters. Table 9 on page 18
configurations. You must install at least one adapter in one of the three adapter slots.
"Adapter 1," "Adapter 2," and "Adapter 3" refer to the UCSM naming convention for the adapter slots (this
document uses the UCSM naming convention). In the server BIOS and on the motherboard, the
corresponding slots are labeled as "mLOM," "Mezz 1," and "Mezz 2," respectively. See
Table 27
Server BIOS and Motherboard Slot Naming
mLOM (VIC 1240 only)
Mezz1
Mezz2
Total bandwidth is a function of the Fabric Extender, the adapter, and the adapter slot, as shown in
Table 28 and Table 29.
Table 28
FEX Model
2208XP
2204XP
2104XP
Table 29
Adapter Slot
VIC 1240 (Adapter 1) slot
Adapter 2 Slot
Adapter 3 Slot
42
and Table 10 on page 19
Adapter Slot Naming
Maximum Bandwidth Using Dual Fabric Extenders (FEXs)
Maximum Bandwidth Using Dual FEXs
160 Gb
80 Gb
20 Gb
Maximum Bandwidth for Each of the Three Adapter Slots
Maximum Bandwidth Using Dual FEXs
40 Gb
40 Gb
80 Gb
show supported adapter
UCSM Slot Naming
Adapter 1
Adapter 2
Adapter 3
Cisco UCS B420 M3 Blade Server
Table 8.