Axis Communications AXIS 2420 user manual Symptoms, Possible Causes and Remedial Actions

48 Troubleshooting AXIS 2420 User’s Manual

Symptoms, Possible Causes and Remedial Actions

Symptoms	Possible causes	Remedial actions
The AXIS 2420 cannot be	The IP address is already	1. Disconnect your AXIS 2420 from the network.
accessed from a Web	being used by another	2. Run the PING utility (as described in PINGing Your IP Address, on
browser.	device.
		page 47) and follow the appropriate recommendations.
		Note: The assigned IP number can be assumed as being available
		for use if PING returns “request timed out” - in which case you
		should set the IP address again, power on the AXIS 2420 and then
		try accessing the unit again.
	The IP address is located on a	Run the PING utility (as described in PINGing Your IP Address, on
	different subnet.	page 47). If the utility returns no response or similar, then this
		diagnosis is probably correct.
		In Windows, check that the IP address for your AXIS 2420 is on the
		same subnet as your workstation. Exactly how this is done varies
		from one version of Windows to another. See Windows’ help for
		more information.
		If your AXIS 2420 is on a different subnet than your workstation
		you will not be able to set the IP address from this workstation.
		Contact your network administrator.
	In Windows 95, the ARP	In Windows 95, the ARP command cannot be used if you have an
	table was empty when you	empty ARP table.
	tried to set the IP address.	Type arp -ato view the ARP table. If it is empty, you must ping
		an existing unit on your network before you can download the IP
		address to the AXIS 2420, using ARP.
		The AXIS IP Installer is a good alternative to ARP.
	The IP address has changed.	Check that there is no DHCP or BOOTP server running on your
		network.
	Possible problem with your	Try disabling the proxy default in your browser.
	proxy server.
	Other networking problems.	Try replacing your network cable.
		Test the network interface of the product by connecting a local
		computer to the unit, using a standard Crossover (hub-to-hub)
		Cable.
		If the above actions do not resolve the problem, the AXIS 2420 may
		be faulty. In this case, try to localize the problem by connecting the
		AXIS 2420 to the serial port of a local computer, using the supplied
		Null Modem Cable and report your findings to your local distributor.
The Power indicator is not	Faulty power supply.	Verify that you are using an AXIS PS-D power supply.
constantly lit.