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Cisco MDS 9000 Family NX-OS Interfaces Configuration Guide
OL-29284-01, Release 6.x
Chapter 3 Configuring Fibre Channel Interfaces
Default Settings
Default Settings
Table 3-12 lists the default settings for Generation 2 interface parameters.
Table 3-13 lists the default settings for Generation 3 interface parameters.
Table 3-14 lists the default settings for Generation 4 interface parameters.
Ta b l e 3-12 Default Generation 2 Interface Parameters
Parameter
Default
48-Port 4-Gbps
Switching Module
24-Port 4-Gbps
Switching Module
12-Port 4-Gbps
Switching Module
4-Port 10-Gbps
Switching Module
Speed mode auto auto
1
auto
1
auto
1
1. The 4-port 10-Gbps switching module only supports 10-Gbps traffic.
Rate mode shared shared dedicated dedicated
Port mode Fx Fx auto
2
2. Auto port mode on the 12-port 4-Gbps switching module interfaces can operate in E port mode, TE port mode, and Fx port
mode.
auto
3
3. Auto port mode on the 4-port 10-Gbps switching module interfaces can operate in E port mode, TE port mode, and F port
mode.
BB_credit
buffers
16 16 250 250
Performance
buffers
– – 145
4
4. Performance buffers are shared among all ports on the module.
145
5
Ta b l e 3-13 Default Generation 3 Interface Parameters
Parameter
Default
48-Port 8-Gbps
Switching Module
24-Port 8-Gbps
Switching Module
4/44-Port 8-Gbps
Host-Optimized Switching
Module
Speed mode auto auto
1
auto_max_4G
1
1. Auto_max_4G speed mode on the 4/44-port 8-Gbps switching module negotiates to a maximum speed of 4 Gbps.
Rate mode shared shared shared
Port mode Fx Fx Fx
BB_credit buffers 32 32 32
Ta b l e 3-14 Default Generation 4 Interface Parameters
Parameter
Default
48-Port 8-Gbps Advanced Fibre
Channel Switching Module
32-Port 8-Gbps Advanced Fibre
Channel Switching Module
Speed mode auto auto
1
Rate mode shared shared
