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Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP)
OL-3410-01
Chapter3 Configuring the Cisco ATA for SIP
CiscoATA Web Configuration Page
Note Do not use the web configuration page to attempt to change any values that you configure d by means of
the TFTP configuration file method. Whenever the CiscoATA refreshes, it downloads its
ata<macaddress> configuration file or atadefault.cfg default configuration file from the TFTP server,
and the values in either of these files will overwrite the values of any corresponding parameters
configured with the web configuration method.