April 11, 2020
Plain Asterisk configuration for receiving inbound calls
If using plain Asterisk, you will have to enable the following IP addresses:
A config that would accommodate these IPs, below:
in sip.conf
[sbc-ny-01]
host=67.205.139.35
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all[sbc-ny-02]
host=67.205.139.36
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-sfo-01]
host=206.189.208.231
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-sfo-02]
host=206.189.208.232
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-ca-01]
host=138.197.130.40
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-ca-02]
host=138.197.130.41
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-ca-03]
host=138.197.130.42
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-ca-04]
host=138.197.130.43
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-uk-01]
host=139.59.178.18
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-uk-02]
host=139.59.178.19
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-de-01]
host=139.59.156.181
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-de-02]
host=139.59.156.182
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-nl-01]
host=95.85.22.190
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-nl-02]
host=95.85.22.191
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-sg-01]
host=128.199.64.52
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-au-01]
host=45.32.247.20
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
[sbc-br-01]
host=35.199.100.51
dtmfmode=rfc2833
dtmf=rfc2833
type=peer
context=from-multitel
insecure=invite,port
nat=never
allow=all
in extensions.conf:
[from-multitel]
exten=> 1234567890,1,Dial(SIP/999)If you have NAT issues (one way audio or calls disconnecting in 30-45 seconds), you can change for each of the above trunks the value of the "nat" setting to:
nat=rport,comedia
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