![](/images/new-backgrounds/1185470/185470389x1.webp)
3.On the nodes in SP21 that are supposed to communicate with the different FDDI backbones, add the necessary routes:
route add
route add
route add
route add
The
4. Check for correct routing entries, for example:
root@sp21n01:/ netstat |
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Routing tables |
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Destination | Gateway | Flags | Refs | Use | If | PMTU | Exp Groups |
Route Tree for Protocol Family 2 (Internet): |
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default | 192.168.4.137 | UG | 1 | 76666 | en0 | - | - |
10.2.1/24 | 192.168.14.4 | UG | 0 | 7407273 | css0 | 4352 | - |
10.3.1/24 | 192.168.14.4 | UG | 0 | 1413386 | css0 | 4352 | - |
10.4.1/24 | 192.168.14.4 | UG | 0 | 1083727 | css0 | 4352 | - |
10.5.1/24 | 192.168.14.4 | UG | 0 | 5046891 | css0 | 4352 | - |
127/8 | 127.0.0.1 | U | 8 | 399 | lo0 | - | - |
192.168.4/24 | 192.168.4.1 | U | 7 | 534581 | en0 | - | - |
192.168.14/24 | 192.168.14.1 | U | 5 | 110190 | css0 | - | - |
Route Tree for Protocol Family 24 (Internet v6): |
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::1 | ::1 | UH | 0 | 0 | lo0 16896 | - |
5. On GRF 1600, check /etc/grifconfig.conf for the following entries:
gf000 | 10.2.1.15 | 255.255.255.0 | - | mtu 4352 | |
gf001 | 10.3.1.16 | 255.255.255.0 | - | mtu 4352 | |
gf002 | 10.4.1.17 | 255.255.255.0 | - | mtu | 4352 |
gf003 | 10.5.1.18 | 255.255.255.0 | - | mtu | 4352 |
6.On GRF 1600, check whether all four port interfaces are created successfully. Use netstat
Single RS/6000 SP and Single SP Switch Router 177