1 base switch, 4 fabric interface, Base switch – Kontron AT8940 User Manual
Page 27: Table 2-1 base switch port mapping

Board Features
12
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2.3.1
Base Switch
The Broadcom BCM56334 24-Port Multilayer Switch with four 10 GbE Uplinks builds the core of the Base
Interface.
Table 2-1:Base Switch Port Mapping
2.4
Fabric Interface
• Broadcom StrataXGS®IV high performance Ethernet Switch Architecture
• BCM56846 640Gbps Switching Capacity.
Base CLI Port
Operation Mode
Speed
Connected to
0/1
SerDes/XAUI
1 G / 10 G
BI SFP+ 1
0/2
SerDes/XAUI
1 G / 10 G
BI SFP+ 2
0/3
SerDes/XAUI
1 G / 10 G
BI SFP+ 3
0/4
SerDes/XAUI
1 G / 10 G
BI SFP+ 4
0/5
SGMII/SerDes
1000Base-xX (fiber)10/100/1000Base-T/-TX/-T
RTM SFP BI1
0/6
SGMII/SerDes
1000Base-xX (fiber)10/100/1000Base-T/-TX/-T
RTM SFP BI2
0/7
SGMII/SerDes
1000Base-xX (fiber)10/100/1000Base-T/-TX/-T
Not connected on RTM
0/8
SerDes
1000Base-KX
P2020 eTSEC 2
0/9
SGMII/SerDes
10/100Base-T/-TX / 1000Base-KX
IPMI/Update Channel
0/10
SGMII
10/100Base-T/-TX
ShMC A
0/11
SGMII
10/100Base-T/-TX
ShMC B
0/12
SGMII
10/100/1000Base-T/-TX/-T
BI 2
0/13
SGMII
10/100/1000Base-T/-TX/-T
BI 3
0/14
SGMII
10/100/1000Base-T/-TX/-T
BI 4
0/15
SGMII
10/100/1000Base-T/-TX/-T
BI 5
0/16
SGMII
10/100/1000Base-T/-TX/-T
BI 6
0/17
SGMII
10/100/1000Base-T/-TX/-T
BI 7
0/18
SGMII
10/100/1000Base-T/-TX/-T
BI 8
0/19
SGMII
10/100/1000Base-T/-TX/-T
BI 9
0/20
SGMII
10/100/1000Base-T/-TX/-T
BI 10
0/21
SGMII
10/100/1000Base-T/-TX/-T
BI 11
0/22
SGMII
10/100/1000Base-T/-TX/-T
BI 12
0/23
SGMII
10/100/1000Base-T/-TX/-T
BI 13
0/24
SGMII
10/100/1000Base-T/-TX/-T
BI 14
0/25
SGMII
10/100/1000Base-T/-TX/-T
BI 15
0/26
SGMII
10/100/1000Base-T/-TX/-T
BI 16
0/27
SerDes
1000Base-KX
System Manager Port 1
0/28
SerDes
1000Base-KX
Redundant System ManagerPort 2