SBL2e Dual Serial-to-Ethernet User's Manual
Page 27
9. LEDs
Power LED:
Illuminated while power is applied.
LED1 on RJ-45: Ethernet speed – 10 (off) or 100 (on)
LED2 on RJ-45: Link and data activity
10. RS-232 NULL Modem Wiring
The following table and diagram shows how to create a null modem cable/adapter for RS-232
connections.
11. Network IP Address Configuration
If you are part of an existing network, and are not using DHCP, you need to specify a Static IP
Address and Network Mask. IP Addresses are required to route packets from place to place on an
Intranet/Internet. If you are on your own LAN there are some standard private address ranges that
are commonly used:
Class A: 10.0.0.0 to 10.255.255.255
Class B: 172.16.0.0 to 172.31.255.255
Class C: 192.168.0.0 to 192.168.255.255
electronic components distributor