Analytics UVE shows the old IP address (10.1.1.5).

./Contrail_json.py -P 8081 -d "analytics/uves/virtual-machine-interface/default-domain:vyatta:3482dada-de83-44c0-8132-37348051dc35?flat"
{
    "UveVMInterfaceAgent": {
        "active": true, 
        "gateway": "10.1.1.1", 
        "if_stats": {
            "in_bw_usage": 0, 
            "in_bytes": 0, 
            "in_pkts": 0, 
            "out_bw_usage": 0, 
            "out_bytes": 0, 
            "out_pkts": 0
        }, 
        "ip4_active": true, 
        "ip6_active": false, 
        "ip6_address": "::", 
        "ip_address": "10.1.1.5", 
        "l2_active": true, 
        "label": 25, 
        "mac_address": "02:34:82:da:da:de", 
        "port_bucket_bmap": {
            "tcp_dport_bitmap": [
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0"
            ], 
            "tcp_sport_bitmap": [
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0"
            ], 
            "udp_dport_bitmap": [
                "1", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0", 
                "0"
            ], 
            "udp_sport_bitmap": [
                "1", 
                "0", 
                "0", 
                "0", 
                "277119744", 
                "931463168", 
                "2186384641", 
                "128"
            ]
        }, 
        "uuid": "3482dada-de83-44c0-8132-37348051dc35", 
        "virtual_network": "default-domain:vyatta:vyatta-vn1", 
        "vm_name": "ipchang1", 
        "vm_uuid": "be8bbbe0-c242-4d78-9263-0f6b1932d32b"
    }
}

root@contrail-01:~/Document# nova list
+--------------------------------------+----------+--------+------------+-------------+----------------------+
| ID                                   | Name     | Status | Task State | Power State | Networks             |
+--------------------------------------+----------+--------+------------+-------------+----------------------+
| be8bbbe0-c242-4d78-9263-0f6b1932d32b | ipchang1 | ACTIVE | -          | Running     | vyatta-vn1=10.1.1.15 |
| 9de2eb77-7dd6-491c-a90d-0a6e3f6d3868 | vyos1    | ACTIVE | -          | Running     | vyatta-vn1=10.1.1.3  |
| 004e874c-9dda-453b-b298-350e7050045b | vyos2    | ACTIVE | -          | Running     | vyatta-vn1=10.1.1.4  |
+--------------------------------------+----------+--------+------------+-------------+----------------------+


10.1.1.3/32            32           PT          -             21        2:cc:e9:56:63:7f(231784)
10.1.1.4/32            32           LP         23             28        2:e4:f3:3:e2:d0(88180)
10.1.1.5/32            32            P          -             32        2:34:82:da:da:de(64596)   <<<<<
10.1.1.6/32            24           TF          -              1        -
10.1.1.7/32            24           TF          -              1        -
10.1.1.8/32            24           TF          -              1        -
10.1.1.9/32            24           TF          -              1        -
10.1.1.10/32           24           TF          -              1        -
10.1.1.11/32           24           TF          -              1        -
10.1.1.12/32           24           TF          -              1        -
10.1.1.13/32           24           TF          -              1        -
10.1.1.14/32           24           TF          -              1        -
10.1.1.15/32           32           PT          -             32        2:34:82:da:da:de(64596)    <<<<