[Asterisk-Users] Cisco and "protocol application invalid"

[Tony Hoyle]

Michiel van Baak wrote:

> I have put this in my dhcpd.conf to make sure my cisco
> phones connect to my TFTP server:
> server-name "192.168.2.1";
> 
I'd be surprised if that worked... the server name is for.. um.. the 
name of the server :)

Try:

option tftp-boot-server code 150 = ip-address;
option tftp-boot-server 192.168.44.3;

Or you can hardcode it in the alternative TFTP server setting on the 
phone itself.

Tony