| Connector A | Connector B | JMLKey# | T | L | NNN | Length |
|---|
| RJ 11, modular 4 position receptical. | DB 25 position female sockets. | N51F1 | A | X | 000 | 0.00 Special |
| RJ 12, modular 6 position receptical. | DB 25 position female sockets. | N51F2 | A | X | 000 | 0.00 Special |
| RJ 45, modular 8 position receptical. | DB 25 position female sockets. | N51F3 | A | X | 000 | 0.00 Special |
| RJ 11, modular 4 position receptical. | DB 25 position male pins. | N51M1 | A | X | 000 | 0.00 Special |
| RJ 12, modular 6 position receptical. | DB 25 position male pins. | N51M2 | A | X | 000 | 0.00 Special |
| RJ 45, modular 8 position receptical. | DB 25 position male pins. | N51M3 | A | X | 000 | 0.00 Special |
| RJ 11, modular 4 position receptical. | DB 9 position female sockets. | N52F1 | A | X | 000 | 0.00 Special |
| RJ 12, modular 6 position receptical. | DB 9 position female sockets. | N52F2 | A | X | 000 | 0.00 Special |
| RJ 45, modular 8 position receptical. | DB 9 position female sockets. | N52F3 | A | X | 000 | 0.00 Special |
| RJ 11, modular 4 position receptical. | DB 9 position male pins. | N52M1 | A | X | 000 | 0.00 Special |
| RJ 12, modular 6 position receptical. | DB 9 position male pins. | N52M2 | A | X | 000 | 0.00 Special |
| RJ 45, modular 8 position receptical. | DB 9 position male pins. | N52M3 | A | X | 000 | 0.00 Special |
| RJ 11, modular 4 position receptical. | DB 15 position female sockets. | N53F1 | A | X | 000 | 0.00 Special |
| RJ 12, modular 6 position receptical. | DB 15 position female sockets. | N53F2 | A | X | 000 | 0.00 Special |
| RJ 45, modular 8 position receptical. | DB 15 position female sockets. | N53F3 | A | X | 000 | 0.00 Special |
| RJ 11, modular 4 position receptical. | DB 15 position male pins. | N53M1 | A | X | 000 | 0.00 Special |
| RJ 12, modular 6 position receptical. | DB 15 position male pins. | N53M2 | A | X | 000 | 0.00 Special |
| RJ 45, modular 8 position receptical. | DB 15 position male pins. | N53M3 | A | X | 000 | 0.00 Special |