Chapter 3. Reference architectures 117
Figure 3-4 shows the components of our BladeCenter architecture.
Figure 3-4 BladeCenter - architecture overview
3.3.1 Layer 1 architecture
Layer 1, or physical layer, architecture includes the hardware components, physical cabling,
connectors, interfaces, and host names.
Hardware components
Table 3-11 shows devices used in our topology.
Table 3-11 BladeCenter architecture hardware
Aggregation
Layer
Access
Layer
Server
RackSwitch
G8264
IBM Virtual Fabric
10Gb Switch
Module for
BladeCenter
Blade Server
BladeCenter Architecture
BladeCenter Chassis
Stack
Host name Model Description
SRV-3 IBM BladeCenter
HS22
Blade Server
ACC-3-1 IBM BladeCenter
Virtual Fabric 10Gb
Switch Module
Access Layer
Switch 3
ACC-3-2 IBM BladeCenter
Virtual Fabric 10Gb
Switch Module
Access Layer
Switch 4
AGG-1 RackSwitch G8264 Aggregation Layer
Switch 1
AGG-2 RackSwitch G8264 Aggregation Layer
Switch 2
118 Implementing IBM System Networking 10Gb Ethernet Switches
Figure 3-5 shows the chassis of the IBM BladeCenter H used in the access layer of our
BladeCenter architecture.
Figure 3-5 IBM BladeCenter H chassis used in the access layer of our BladeCenter architecture
The physical connections details used for the reference architecture installation are
summarized in Table 3-12.
Table 3-12 BladeCenter - interconnections
IBM Blade Center HS22
IBM Virtual Fabric 10Gb Switch Module
IBM Virtual Fabric 10Gb Switch Module
Bay 7
Bay 8
Bay 9
Bay 10
Server Bays
12345678 91011121314
Device #1 Interface device
#1
Device #2 Interface device
#2
Interface type Connector/Cable
type
SRV-3 NIC2 ACC-3 port1:14 10 Gbps Internal bus
SRV-3 NIC3 ACC-3-2 port2:14 10 Gbps Internal bus
ACC-3 port1:17 AGG-1 port21 10 Gbps 10G SFP+
Transceiver, fiber
ACC-3 port1:18 AGG-2 port21 10 Gbps 10G SFP+
Transceiver, fiber
ACC-3 port1:25 ACC-3-2 port2:25 10 Gbps DAC copper
ACC-3 port1:26 ACC-3-2 port2:26 10 Gbps DAC copper
ACC-3-2 port2:17 AGG-1 port22 10 Gbps 10G SFP+
Transceiver, fiber
ACC-3-2 port2:18 AGG-2 port22 10 Gbps 10G SFP+
Transceiver, fiber
ACC-3-2 port2:25 ACC-3 port1:25 10 Gbps DAC copper
ACC-3-2 port2:26 ACC-3 port1:26 10 Gbps DAC copper
AGG-1 port1 AGG-2 port1 40 Gbps DAC copper
(QSFP+)
AGG-1 port5 AGG-2 port5 40 Gbps DAC copper
(QSFP+)
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