ex2200/3300 VOIP phone does not DOT1x with pc plugged in

Hello 

We have both ex2200 and ex3300 this is happening on. 

If a voip phone is plugged in and PC behind it, the PC with auth dot1 x and the phone will not, we can see the phone in lldp but the mac does not on the switch 

this happen with both poloy comm and avaya phones and has been an ongoing issue for a couple years, i have opened tickets in that past an Juniper blames it on the avaya phones at the time but now we have brand new phones and it still happens

set protocols dot1x authenticator authentication-profile-name ClearPass-Radius
set protocols dot1x authenticator interface All-dot1x-Ports supplicant multiple
set protocols dot1x authenticator interface All-dot1x-Ports transmit-period 5
set protocols dot1x authenticator interface All-dot1x-Ports mac-radius
set protocols dot1x authenticator interface All-dot1x-Ports reauthentication 3600
set protocols dot1x authenticator interface All-dot1x-Ports server-timeout 3
set protocols dot1x authenticator interface All-dot1x-Ports maximum-requests 3
set protocols dot1x authenticator interface All-dot1x-Ports server-fail use-cache

ge-0/0/4.0    Authenticator  Authenticated 

show lldp neighbors
Oct 15 12:58:16
Local Interface Parent Interface Chassis Id Port info System Name
ge-0/0/4.0 - 0.0.0.0 1 Polycom VVX 411

if you reboot the phone (hard or soft), if you restart dot1x on the switch this happens. above is the after here is the before 

ge-0/0/4.0 Authenticator Authenticated 64:16:7F:27:BD:99 64167f27bd99
ge-0/0/4.0 Authenticated FC:4D4:F4:87:FE

we have a packet capture showing the phone send tha mac to the switch but it look like the switch irgnors it. 

this only happens if a PC is plugged into the phone