ALFA NETCOM, INC.
ALFA A4021 PCI 10BASE-T & 100VG-ANYLAN
| NIC Type | Ethernet | 
| Network Transfer Rate | 10/100Mbps | 
| Data Bus | 32-bit PCI | 
| Topology | Star | 
| Wiring Type | Unshielded twisted pair | 
| Boot ROM | Unavailable | 
 
| CONNECTIONS | |||
| Function | Label | Function | Label | 
| Unshielded twisted pair port (100VG-AnyLAN) | CN1 | Unshielded twisted pair port (10Base-T) | CN2 | 
| DIAGNOSTIC LED(S) | ||
| LED | Status | Condition | 
| LED1 | On | 10Base-T selected | 
| LED1 | Off | 10Base-T not selected | 
| LED2 | On | 100VG-AnyLAN selected | 
| LED2 | Off | 100VG-AnyLAN not selected | 
| LED3 | On | Data is being transmitted/received | 
| LED3 | Off | Data is not being transmitted/received | 
| LED4 | On | Network connection is good | 
| LED4 | Off | Network connection is broken |