Cisco ATA 188 Administrator's Manual page 48

Configuring the Cisco ATA Using a TFTP Server
If no DHCP server is found and the Cisco ATA is programmed to find one, the function button
Note
continues to blink.
Procedure if DHCP Server is Under Control of Cisco ATA Administrator
Procedure
On the DHCP server, set one of the following two options:
Step 1
•
•
If you use DHCP option 150, the Cisco ATA will ignore DHCP option 66. However, if you use DHCP
option 66, you must turn off DHCP option 150 or set its value to 0.
Note
Make sure to use default values for the following Cisco ATA parameters:
Step 2
•
•
•
•
This completes the parameter settings and DHCP options you need to configure for this procedure. The
Cisco ATA will contact the DHCP server for the IP address of the TFTP server that contains the
Cisco ATA configuration file.
Procedure if DHCP Server is not Under Control of Cisco ATA Administrator
This is the procedure to use if the DHCP server is not under the control of the Cisco ATA administrator,
which means that the URL of the TFTP server must be manually configured.
Procedure
Using the voice configuration menu, set the parameter TftpURL to the IP address or URL of the TFTP
Step 1
server. For more information on setting the TftpURL parameter, see the
For information about using the Cisco ATA voice configuration menu, see the
Menu" section on page
Note
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide (SCCP)
3-16
DHCP option 150 (TFTP server IP address)
Standard DHCP option 66 (TFTP server name)
You can turn off the DHCP option 150 request by using the Cisco ATA OpFlags parameter (see
the "OpFlags" section on page
TFTPUrl=0
UseTFTP=1
DHCP=1
CA0orCM0=0
3-18.
If you are not using a DHCP server to provide the TFTP server location, you must manually
configure the TftfURL. You can do this by using the voice configuration menu without first
obtaining network connectivity for the Cisco ATA. If you want to configure this value using the
Web configuration page, you first must obtain network connectivity by using the voice
configuration menu to statically configure IP address information (see the
Menu" section on page
5-17).
3-18).
Chapter 3 Configuring the Cisco ATA for SCCP
"TftpURL" section on page
"Voice Configuration
"Voice Configuration
5-4.
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