HP AE370A HP StorageWorks Fabric OS 6.2 administrator guide (5697-0016, May 20 - Page 445
Support for 8 Gb/s is between the HP StorageWorks 4/256 SAN Director and the HP StorageWorks DC
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On the HP StorageWorks 4/8 and 4/16 SAN Switches, HP StorageWorks 8/8 and 8/24 SAN Switches, HP StorageWorks SAN Switch 4/32 HP StorageWorks 4/256 SAN Director, HP StorageWorks 4/64 SAN Switch, HP StorageWorks 8/40 SAN Switch, and HP StorageWorks 8/80 SAN Switch, for long-distance ports, you should specify the port speed instead of setting it to autonegotiate. Support for 8 Gb/s is between the HP StorageWorks 4/256 SAN Director and the HP StorageWorks DC SAN Backbone Director enterprise-class platform or between HP StorageWorks DC SAN Backbone Director-to-HP StorageWorks DC SAN Backbone Director enterprise-class platforms with the appropriate blades, the HP StorageWorks 8/40 SAN Switch, HP StorageWorks 8/80 SAN Switch, and HP StorageWorks 8/8 and 8/24 SAN Switches, and the 8 Gb/s supported SFPs installed. The HP StorageWorks 8/8 and 8/24 SAN Switches, HP StorageWorks 8/40 SAN Switch, and HP StorageWorks 8/80 SAN Switch, support long-distance modes L0, LE, LS, and LD. The distance supported on each platform depends on the available buffers, number of back-end ports, and number of offline ports. Table 84 long-distance mode definitions Long-distance mode Distance Comments L0 Normal Normal mode. More than one data Virtual Channel is used. All other modes use one data Virtual Channel. LE Up to 10 km Reserves the buffers for 10 km. LS Static The distance statically specified by you. LD Auto distance detect Reserves buffers for distance specified in the CLI. Fabric OS 6.2.0 supports up to 500 km at 1G up to 250 km at 2G, and 100 km at 4G and 8G. The distance supported on the HP StorageWorks DC04 SAN Director Switch depends on the available buffers, number of back-end ports, and the number of ports that are offline. You can set the port speed for one port or for an entire switch. Trunked ports must be set to the same speed. 1. Connect to the switch and log in using an account assigned to the admin role. Fabric OS 6.2 administrator guide 441