54.37.202.228 sip2.linphone.org sip.example.org sipopen.example.org auth.example.org auth1.example.org auth2.example.org altname.linphone.org sip.wildcard1.linphone.org altname.wildcard2.linphone.org sipv4.example.org conf.example.org subscribe.example.org lime.wildcard1.linphone.org http-proxy.example.org stun.example.org external.example.org transfer.example.org
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