Unable to deliver INVITE/outbound calls impossible

[excentre38]

Hello,

i have a mistake with mu outbound calls, i have a SBC multitenant and i configure a tenant inbound calls are ok but outbound calls not ok.

I have this message:Unable to deliver INVITE: No connection could be made because the target machine actively refused it SBC AUDIOCODES IP:5067,TENANT FQDN,No,""

can you help me please?

Thanks

[#2]

I've seen this when the SBC isn't listening on port 5067. Common port for sip over TLS is 5061. Double check your SBC settings, or confirm with your vendor.