
This brings Octavia in line with what n-lbaas does for VIP port and allows a user to attach a FIP to the VIP port generated by Octavia. Change-Id: Ib7e6374cad49a16a733dacb2ea1ca096d8c4e6e4 (cherry picked from commit 0f4a5e21709c77c926cbbf7929217fa951b48ad7)