Brocade Fabric OS Administrators Guide (Supporting Fabric OS v7.3.0) - Manual (Page 127)

Configurable distances for Extended Fabrics (Continued) TABLE 18
Maximum distances (km) that can be configured (assuming a 2112-byte frame size)
Switch/blade model 2 Gbps 4 Gbps 8 Gbps 10 Gbps 16 Gbps
5480 486 243 121.5 N/A N/A
M6505 N/A 3953 1976 N/A 988
6505 3252 1626 813 N/A 406
6510 3856 1928 964 771 482
6520 2368 1184 592 473 296
6547 7714 3857 1928 1542 964
6548 7714 3857 1928 N/A 964
7800 410 205 102 N/A N/A
7840 3920 1960 980 784 490
VA-40FC 1694 847 423 N/A N/A
Brocade Encryption
Switch 1392 696 348 N/A N/A
FC8-16 1294 647 323 N/A N/A
FC8-32 1294 647 323 N/A N/A
FC8-32E 5190 2595 1297 1038 648
FC8-48 1230 615 307 N/A N/A
FC8-48E 4486 2243 1121 897 560
FC8-64 *** Extended Fabrics is not supported on this blade ***
FC16-32 2704 1352 676 540 338
FC16-48 2480 1240 620 496 310
FC16-64 *** Extended Fabrics is not supported on this blade ***
FS8-18 1604 802 401 N/A N/A
FX8-24 1062 531 265 N/A N/A
NOTE
The distances in the above table assume that QoS is enabled. If QoS is disabled, the maximum
supported distances are higher, because QoS requires an additional 20 buffer credits per active port.
Buffer-to-Buffer Credits and Credit Recovery
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