Agilent Technologies N8201A manual If the Instrument’s Hostname and PC Cannot Communicate

Hardware Setup and Configuration 2

If the Instrument’s IP Address or Hostname Cannot be Found with Ping

Possible Causes Possible Solutions

The instrument was unable to join the LAN.

See “If the Instrument was Unable to Join the LAN" on page 62.

The instrument’s LAN settings are incorrect.	Verify that the instrument’s settings are appropriate
	for your LAN.
A firewall is preventing communication between your	Make sure that your firewall settings allow
PC and your instrument.	communication between your PC and other devices.
The instrument is using Auto-IP (That is, the	• Disable Auto-IP on the instrument.
instrument assigned itself a 169.254.x.x IP address)	• Configure your PC to use Auto-IP.
and your PC is not using Auto IP (That is, PC does not
have a 169.254.x.x IP address.)

If the Instrument is Not Found by the Synthetic Instrument Finder

Possible Causes Possible Solutions

The instrument was unable to join the LAN.

See “If the Instrument was Unable to Join the LAN" on page 62.

The instrument and PC are on different switches/hubs and different subnets.

•Put the instrument on the same switch or hub as your PC.

•If the instrument is using DHCP, make sure that the instrument and the PC are put on the same subnet.

•If the instrument is using a static IP address, make sure that the instrument IP address and subnet mask put the instrument on the same subnet as your PC.

If the Instrument’s Hostname and PC Cannot Communicate

Possible Causes Possible Solutions

No DNS server is available.

Communicate with the instrument using the instrument’s IP address.

The DNS server has not been updated.	Wait several minutes.
The PC cannot communicate with the device over	See “If the Instrument’s IP Address or Hostname
LAN.	Cannot be Found with Ping" on page 63.

Agilent N8201A Performance Downconverter Synthetic Instrument Module, 3 Hz to 26.5 GHz 63