Dedicated and Shared Rate Modes
Ports on Cisco MDS 9000 Family line cards are grouped into port groups that have a fixed amount of bandwidth per port group. Table 9-5 lists the bandwidth and port group configuration for Fibre Channel modules. The Cisco MDS 9000 Family allows for the bandwidth of ports in a port group to be allocated based on the requirements of individual ports. When planning port bandwidth requirements, allocation of the bandwidth within the port group is important. Ports in the port group can have bandwidth dedicated to them, or ports can share a pool of bandwidth. For ports that require high-sustained bandwidth, such as ISL ports, storage and tape array ports, and ports on high-bandwidth servers, you can have bandwidth dedicated ...
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