[Asterisk-Users] Re: Polycom IP600 - Flashing clock and date?

[Noah Miller]

Hi Mike -

> I have configured my polycom ip600 and ip500.
> The phone works well.
>
> But the clock is wrong and flashes the whole time. Drives me nuts!
>
> I have set the time offset on the DHCP / boot server. 36000 (I'm in
> Australia!)
> It doesn't seem to help...

Sounds like you're running the 1.5.2 firmware.  If so, the flashing  
clock means that it couldn't be set by NTP/SNTP.  Did you specify an  
NTP server?  Maybe there's a firewall blocking NTP traffic (it needs  
two communication via UDP port 123)?

- Noah