OVM SERVER KEEP OLD COnfiguration

we are deploy T4-4 server that was previus deployed OVM SERver, and we need to re install o re deploy

but when deploy with new version SRU and OVM server,

in the net configuration this keep OLD configurations. like virtual swichs and ifconfig:

the new IP:172.25.209.42

i how you can see in list-services i see OLD config of the server.

root@OT4-4-2-LP:~# ldm list-services

VCC

    NAME             LDOM             PORT-RANGE

    primary-vcc0     primary          5000-6000

VSW

    NAME             LDOM             MAC               NET-DEV   ID   DEVICE     LINKPROP   DEFAULT-VLAN-ID PVID VID                  MTU   MODE   INTER-VNET-LINK

    172.23.207.0_24  primary          00:14:4f:f9:b0:72 net0      0    switch@0   phys-state 1               1                         9216         on

    150.1.0.0_16     primary          00:14:4f:fa:41:77 net4      1    switch@1   phys-state 1               1    150                  9216         on