Hi,
One question:
In this case --> upgrade jump 8.0.66 to 8.1, then 8.1 to 9.0, then 9.0 to 9.1, then 9.1 to 10.0, then 10.0 to a 10.1 and finaly 11.
When updating I must wait for the IP phones to do so before the next jump?
I can disable the TFTP server and update the IP phones when I get to...