S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m
14-2
Cisco MDS 9000 Family CLI Configuration Guide
OL-16184-01, Cisco MDS SAN-OS Release 3.x
Chapter 14 Configuring Generation 2 Switches and Modules
About Generation 2 Modules and Switches
Note
Generation 2 Fibre Channel switching modules are not supported on the Cisco MDS 9216 switch;
however, they are supported by both the Supervisor-1 module and the Supervisor-2 module.
For detailed information about the installation and specifications for these modules and switches, refer
to the hardware installation guide for your switch.
This section includes the following topics:
•
Port Groups
•
Port Rate Modes, page 14-4
•
Dynamic Bandwidth Management, page 14-6
•
Out-of-Service Interfaces, page 14-7
•
Buffer Pools, page 14-8
•
Extended BB_Credits, page 14-15
Port Groups
Each module or switch can have one or more ports in port groups that share common resources (such as
bandwidth and buffer credits).
Table 14-2
shows the port groups for the Generation 2 Fibre Channel
switches and modules.
DS-C9134-K9
Cisco MDS 9134 Fabric switch
32-port 4-Gbps Fabric switch with 2 additional 10-Gbps ports
DS-C9124
Cisco MDS 9124 Fabric switch
24-port 4-Gbps Fabric switch
DS-C9222i-K9
Cisco MDS 9222i Multiservice Modular switch
18-port 4-Gbps switch with 4 GigabitEthernet IP storage services ports, and a
modular expansion slot to host Cisco MDS 9000 Family Switching and
Services Modules
Table 14-1
Generation 2 Fibre Channel Modules and Fabric Switches (continued)
Part Number
Product Name/Description
Table 14-2
Bandwidth and Port Groups for Generation 2 FC Modules and Fabric Switches
Part Number
Product Name/
Description
Number of Ports
Per Port Group
Bandwidth Per
Port Group
Maximum
Bandwidth Per Port
Module
DS-X9148
Cisco 48-port
4-Gbps Fibre
Channel module
48-port 4-Gbps
Fibre Channel
switching module
1
12
12.8
4-Gbps
