Cisco Systems DSC9148D8G48PK9 Default Port 4-Gbps Port 10-Gbps Parameter Switching Module, Auto

Chapter 3 Configuring Fibre Channel Interfaces

Default Settings

Default Settings

Table 3-12lists the default settings for Generation 2 interface parameters.

Table 3-12 Default Generation 2 Interface Parameters

	Default
	48-Port 4-Gbps	24-Port 4-Gbps	12-Port 4-Gbps	4-Port 10-Gbps
Parameter	Switching Module	Switching Module	Switching Module	Switching Module
Speed mode	auto	auto1	auto1	auto1
Rate mode	shared	shared	dedicated	dedicated
Port mode	Fx	Fx	auto2	auto3
BB_credit	16	16	250	250
buffers
Performance	–	–	1454	1455
buffers

1.The 4-port 10-Gbps switching module only supports 10-Gbps traffic.

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.

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.

4.Performance buffers are shared among all ports on the module.

Table 3-13lists the default settings for Generation 3 interface parameters.

Table 3-13 Default Generation 3 Interface Parameters

	Default
			4/44-Port 8-Gbps
	48-Port 8-Gbps	24-Port 8-Gbps	Host-Optimized Switching
Parameter	Switching Module	Switching Module	Module
Speed mode	auto	auto1	auto_max_4G1
Rate mode	shared	shared	shared
Port mode	Fx	Fx	Fx
BB_credit buffers	32	32	32

1. Auto_max_4G speed mode on the 4/44-port 8-Gbps switching module negotiates to a maximum speed of 4 Gbps.

Table 3-14lists the default settings for Generation 4 interface parameters.

	Table 3-14	Default Generation 4 Interface Parameters
			Default
			48-Port 8-Gbps Advanced Fibre	32-Port 8-Gbps Advanced Fibre
	Parameter		Channel Switching Module	Channel Switching Module
	Speed mode		auto	auto1
	Rate mode		shared	shared
			Cisco MDS 9000 Family NX-OS Interfaces Configuration Guide
OL-29284-01, Release 6.x					3-25