Technical data

11-6 Fabric OS Administrator’s Guide
Publication Number: 53-0000518-09
Choosing an Extended ISL Mode
11
SilkWorm 4012
The number of ports that can be configured at various distances is summarized in Table 11-6. Note that
for the SilkWorm 4012, exact distances (rather than set, incremental distances) are used.
SilkWorm 48000 (FC4-16 port blades)
The number of ports that can be configured at various distances is summarized in Table 11-7.
SilkWorm 48000 (FC4-32 port blades)
The number of ports that can be configured at various distances is summarized in Table 11-8.
Table 11-6 SilkWorm 4012
Speed
(Gbit/sec)
Number of Ports Allowed at Distance (km)
1 Port Up to 2 Ports Up to 3 Ports Up to 4 ports
1 318 km 170 km 120.6 km 96 km
2 159 km 85 km 60.3 km 48 km
4 79.5 km 42.5 km 30.15 km 24 km
Table 11-7 SilkWorm 48000 (FC4-16 blades)
Speed
(Gbit/sec)
Number of Ports Allowed at Distance (km)
10 km 25 km 50 km 100 km 250 km 500 km
1 16 ports 16 ports 16 ports up to 12
ports
up to 4
ports
up to 2
ports
2 16 ports 16 ports up to 12
ports
up to 5
ports
up to 2
ports
0
4 16 ports up to 12
ports
up to 5
ports
up to 2
ports
0 0
Table 11-8 SilkWorm 48000 (FC4-32 blades)
Speed
(Gbit/sec)
Number of Ports Allowed at Distance (km)
10 km 25 km 50 km 100 km 250 km 500 km
1 32 ports 32 ports 32 ports up to 26
ports
up to 10
ports
up to 4
ports
2 32 ports 32 ports up to 26
ports
up to 12
ports
up to 4
ports
0
4 32 ports up to 26
ports
up to 12
ports
up to 6
ports
00