SIP trunk config文件

[General Settings]中 Maximum Channels 設置爲CTS提供SIP Trunk的併發數量

[Outgoing Settings]中設置 PEER Details 爲以下內容:
username=12345678 (CTS提供的SIP Trunk配置號碼)
type=friend
secret=xxxxxxxxxxxx (CTS提供的SIP Trunk配置密碼)
qualify=yes
port=5060
nat=yes
insecure=very
host=voip.cts.sh.cn
fromuser=12345678 (CTS提供的SIP Trunk配置號碼)
fromdomain=voip.cts.sh.cn
dtmfmode=rfc2833
disallow=all
context=from-trunk
canreinvite=yes
allow=gsm&ulaw&alaw&g729&ilbc

[Incoming Settings]中設置 USER Details 爲以下內容:(若是僅申請呼出號碼無需填寫)
username=12345678 (CTS提供的SIP Trunk配置號碼)
type=friend
secret=xxxxxxxxxxxx (CTS提供的SIP Trunk配置密碼)
qualify=yes
port=5060
nat=yes
insecure=very
host=voip.cts.sh.cn
fromuser=12345678 (CTS提供的SIP Trunk配置號碼)
fromdomain=voip.cts.sh.cn
dtmfmode=rfc2833
disallow=all
context=from-trunk
canreinvite=yes
allow=gsm&ulaw&alaw&g729&ilbc

[Registration]中設置 Register string 爲
12345678:xxxxxxxxxxxx@voip.cts.sh.cn/12345678
(12345678爲CTS提供的SIP Trunk配置號碼,xxxxxxxxxxxx爲CTS提供的SIP Trunk配置密碼)