NAS does not correctly update target CPS interface object when port state changed by kernel

[hpersh]

# kernel: Interface is currently down root@OPX:~# ifconfig e101-001-0 e101-001-0: flags=6146<BROADCAST,SLAVE,MULTICAST> mtu 1500 ether 90:b1:1c:f4:b3:e2 txqueuelen 1000 (Ethernet) RX packets 3513 bytes 283031 (276.3 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 327 bytes 24970 (24.3 KiB) TX errors 0 dropped 1 overruns 0 carrier 0 collisions 0

# CPS: Observed interface object shows as down root@OPX:~# cps_get_oid.py -qua observed dell-base-if-cmn/if/interfaces-state/interface if/interfaces-state/interface/if-index=11

============dell-base-if-cmn/if/interfaces-state/interface==========

dell-if/if/interfaces-state/interface/supported-autoneg = 4 dell-if/if/interfaces/interface/phys-address = 90:b1:1c:f4:b3:e2 if/interfaces-state/interface/speed = 0 if/interfaces-state/interface/admin-status = 2 dell-if/if/interfaces-state/interface/duplex = 1 dell-if/if/interfaces-state/interface/auto-negotiation = 0 if/interfaces-state/interface/if-index = 11 dell-if/if/interfaces-state/interface/configured-fec = 2 base-if-linux/if/interfaces/interface/dell-type = 1 if/interfaces-state/interface/name = e101-001-0 dell-if/if/interfaces/interface/mtu = 1532 if/interfaces/interface/enabled = 0 dell-if/if/interfaces-state/interface/supported-speed = 3,4,6 dell-if/if/interfaces-state/interface/max-speed = 6 if/interfaces-state/interface/oper-status = 2 if/interfaces-state/interface/type = ianaift:ethernetCsmacd

# CPS: Target interface object shows as up root@OPX:~# cps_get_oid.py -qua target dell-base-if-cmn/if/interfaces/interface dell-base-if-cmn/if/interfaces/interface/if-index=11

============dell-base-if-cmn/if/interfaces/interface==========

base-if-phy/if/interfaces/interface/npu-id = 0 dell-base-if-cmn/if/interfaces/interface/if-index = 11 dell-if/if/interfaces/interface/phys-address = 90:b1:1c:f4:b3:e2 dell-if/if/interfaces/interface/speed = 6 if/interfaces/interface/name = e101-001-0 dell-if/if/interfaces/interface/duplex = 1 dell-if/if/interfaces/interface/auto-negotiation = 0 if/interfaces/interface/type = ianaift:ethernetCsmacd base-if-linux/if/interfaces/interface/dell-type = 1 if/interfaces/interface/enabled = 1 dell-if/if/interfaces/interface/mtu = 1532 dell-if/if/interfaces/interface/mode = 1 base-if-phy/if/interfaces/interface/port-id = 25 dell-base-if-cmn/if/interfaces/interface/vlan-filter = 2 base-if-phy/if/interfaces/interface/phy-media = 3 dell-if/if/interfaces/interface/fec = 2