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ZIP2x2 User’s Manual
3.2.5.3 Connecting to the TFTP Server
Once the phone has its IP address, it tries to locate the TFTP server if it is programmed with the
address of the TFTP server or if it obtained the address from the DHCP server. The phone
displays:
Depending on your network, this can take from one to ten seconds. The phone displays a
progress bar on the second row and the time it has been trying in the lower right corner of the
display, in seconds.
If the phone can find the TFTP server, the configuration file or files it retrieves may indicate that
the phone needs to update its software. See section 4.4.5 on page 34 for details of the screen that
the phone shows in this case.
If the phone can find the TFTP server but cannot find the configuration file (or it can find it, but
there is an error with it), the phone displays:
The phone displays this for three seconds and then proceeds to register.
The phone continues to try to find the TFTP server for ten seconds. If it cannot locate the TFTP
server within this time, and the phone has the address of a SIP registrar, it displays
The phone displays this for three seconds and then proceeds to register.
3.2.5.4 Connecting to the SIP Registrar
If the phone has an address for the SIP registrar, it displays:
The phone continues to attempt to register indefinitely. If the SIP registrar rejects the attempt to
register, the phone displays:
Looking for TFTP
••
00:03
ZIP 2x2 Phone
Unable to read
config file
ZIP 2x2 Phone
Unable to locate
TFTP server
SIP registration
00:06
SIP registration
Rejected 02:17
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