HCD-E1 Installation & Operation Manual Appendix E - IR-IP Interface Module
Physical Descriptionr E-3
IR-IP LEDs
IR-IP contains three LEDs, which indicate the module activity. Table E-1
lists the LEDs functions.
Table E-1 IR-IP LEDs Functions
Name Type Function
INT Green LED ON when IR-IP is powered up.
ACT Yellow LED Blinks when there is transmit/receive activity on the
Ethernet link.
ERR Red LED During regular operation, turns on when a buffer
overflow occurs.
During power-up, provides additional indications,
described below.
IR-IP DIP Switch
IR-IP interface module contains a four-section DIP switch, as seen in
Figure E-3. Table E-2 lists the DIP switch functions.
Figure E-3 IR-IP DIP Switch
Table E-2 IR-IP DIP Switch Functions
No Function Values
1 Enables IR-IP to learn its IP ON – IP address learning is enabled
OFF – IP address learning is disabled
Default – OFF
2 Selects the WAN protocol ON – PPP protocol
OFF – Frame Relay protocol
Default – OFF
3 Selects the LAN mode ON – Full duplex operation
OFF – Half duplex operation
Default – OFF
4 Controls the remote WAN test
loopback, which returns packets
received from the WAN back
toward the WAN
ON – The test loop is activated
OFF – The test loop is disabled
Default – OFF
