Allowing media from SDP address

Hello,

I'm trying to get a trunk with carrier up. They are sending media from random IP addresses and I don't know what I need to change.

I hope someone can point me in right direction.

Here is config I tried:

realm-config

    identifier               Bandwidth

    description               

    addr-prefix               X.X.X.X

    network-interfaces           M00:60

    mm-in-realm               enabled

    mm-in-network              enabled

    mm-same-ip               enabled

    mm-in-system              enabled

    bw-cac-non-mm              disabled

    msm-release               disabled

    generate-UDP-checksum          disabled

    max-bandwidth              0

    fallback-bandwidth           0

    max-priority-bandwidth         0

    max-latency               0

    max-jitter               0

    max-packet-loss             0

    observ-window-size           0

    parent-realm               

    dns-realm                

    media-policy               

    media-sec-policy             

    srtp-msm-passthrough          disabled

    class-profile              

    in-translationid             

    out-translationid            

    in-manipulationid            Nat_Carrier_Inbound

    out-manipulationid           Nat_Carrier_Outbound

    average-rate-limit           0

    access-control-trust-level       medium

    invalid-signal-threshold        0

    maximum-signal-threshold        0

    untrusted-signal-threshold       0

    nat-trust-threshold           0

    max-endpoints-per-nat          0

    nat-invalid-message-threshold      0

    wait-time-for-invalid-register     0