So guys i tried this on new QFX switches and it bunmped everything BFD,ISIS and BGP ; NOT Recomended
> configure
Entering configuration mode
set vlans Private_Wi-Fi1 switch-options mac-move-limit 1 packet-action log
{master:0}[edit]
commit synchronize
fpc0:
Apr 5 01:14:01 AKDCS1.FTC.NEW mgd[54325]: UI_COMMIT: User '' requested 'commit synchronize' operation (comment: none)
configuration check succeeds
commit complete
{master:0}[edit]
Apr 5 01:14:03 AKDCS1.FTC.NEW mgd[54325]: UI_COMMIT_COMPLETED: commit complete
Apr 5 01:14:04 AKDCS1.FTC.NEW fpc0 BRCM-VIRTUAL,brcm_virtual_bd_change(),558:Could not enable transient traffic for BD(211) MC-IP(0x0) ret -4
Apr 5 01:14:05 AKDCS1.FTC.NEW bfdd[1719]: BFDD_TRAP_SHOP_STATE_DOWN: local discriminator: 21, new state: down, interface: ae1.0, peer addr: 10.200.100.22
Apr 5 01:14:05 AKDCS1.FTC.NEW bfdd[1719]: BFD Session 10.200.100.22 (IFL 556) state Up -> Down LD/RD(21/21) Up time:12:33:51 Local diag: CtlExpire Remote diag: None Reason: Detect Timer Expiry.
Apr 5 01:14:05 AKDCS1.FTC.NEW rpd[1714]: RPD_ISIS_ADJDOWN: IS-IS lost L2 adjacency to AKDCS3.BTNS.NEW on ae1.0, reason: BFD Session Down
Apr 5 01:14:05 AKDCS1.FTC.NEW bfdd[1719]: BFD Session 10.200.100.2 (IFL 555) state Up -> Down LD/RD(22/19) Up time:00:37:07 Local diag: CtlExpire Remote diag: None Reason: Detect Timer Expiry.
Apr 5 01:14:05 AKDCS1.FTC.NEW bfdd[1719]: BFDD_TRAP_SHOP_STATE_DOWN: local discriminator: 22, new state: down, interface: ae0.0, peer addr: 10.200.100.2
Apr 5 01:14:05 AKDCS1.FTC.NEW rpd[1714]: RPD_ISIS_ADJDOWN: IS-IS lost L2 adjacency to AKDCS2.FTC.NEW on ae0.0, reason: BFD Session Down
Apr 5 01:14:06 AKDCS1.FTC.NEW mib2d[1713]: SNMP_TRAP_LINK_DOWN: ifIndex 553, ifAdminStatus down(2), ifOperStatus down(2), ifName vtep.32770
Apr 5 01:14:06 AKDCS1.FTC.NEW mib2d[1713]: SNMP_TRAP_LINK_DOWN: ifIndex 552, ifAdminStatus down(2), ifOperStatus down(2), ifName vtep.32769
Apr 5 01:14:06 AKDCS1.FTC.NEW mib2d[1713]: SNMP_TRAP_LINK_DOWN: ifIndex 554, ifAdminStatus down(2), ifOperStatus down(2), ifName vtep.32771
Apr 5 01:14:15 AKDCS1.FTC.NEW fpc0 Anchor rule add/chg update failed(1000): (10.200.100.22:3784), Gencfg op:3, OP:1
Apr 5 01:14:15 AKDCS1.FTC.NEW fpc0 Anchor rule add/chg update failed(1000): (10.200.100.2:3784), Gencfg op:3, OP:1