Digital Monitoring Products, Inc. | Troubleshooting Guide 31
STATUS: MEANING: WHAT TO VERIFY:
NO ACK RECEIVED
The modem sent the message but
did not get an ACK back in 30
seconds or did not get a properly
formatted ACK�
1� Wrong receiver IP address or port in the panel�
2� The receiver is down�
3� A firewall is blocking inbound/outbound messages
from the receiver, TCP, and/or UDP�
• Verify the receiver IP and port are programmed
correctly in the panel in Communications�
• Verify Central Station firewall has receiver IP/
ports open inbound an all UPD ports open
outbound� Check another panel going to that
same IP address to see if behavior matches�
NOT ACTIVATED The modem is not active�
1� Modem hasn’t been activated�
2� Failed to OTA� (CDMA modems only)
• Check the modem’s activation status� Run
ACTIVATE CELL if necessary (XT)� Reset panel
(XR)� Wait 1 minute�
CONNECT ERROR
(CDMA only)
The modem is unable to open a
socket to send a message�
1� Can be caused when the internet gateway is down�
2� Can occur when the panel thinks the modem has
been activated but it hasn’t�
• Check the modem’s activation status�
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