| RFC Number | RFC Name | SLX 9150/SLX 9250, Extreme 8520/Extreme 8720 | SLX 9540 | SLX 9640 | SLX 9740/Extreme 8820 |
|---|---|---|---|---|---|
| RFC 1745 | OSPF Interactions | X | X | X | X |
| RFC 1765 | OSPF Database Overflow | X | X | X | X |
| RFC 2328 | OSPF v2 | X | X | X | X |
| RFC 3101 | OSPF NSSA | X | X | X | X |
| RFC 3137 | OSPF Stub Router Advertisement | X | X | X | X |
| RFC 3623 | Graceful OSPF Restart | X | X | X | X |
| RFC 3630 | TE Extensions to OSPF v2 | N/A | X | X | X |
| RFC 4222 | Prioritized Treatment of Specific OSPF Version 2 | X | X | X | X |
| RFC 5250 | OSPF Opaque LSA Option | X | X | X | X |
| RFC 5709 | X | X | X | X | X |
| RFC 7166 | X | X | X | X | X |
| RFC 7474 | X | X | X | X | X |