[Freeswitch-users] FreeSWITCH select 100.64.0.0/10 for rtp candidate

[薛光宏]

Hi All,

We change stun server to solve this.
FYI

2018-07-30 11:10 GMT+08:00 薛光宏 <albert.hsueh at cloudigit.com>:

> Hi All,
>
> here is our test case
> <mobile phone> -- 4G -- <INTERNET> -- <FreeSWITCH>
>
> FreeSWITCH version: 1.6.20
>
>
> We found that shared address 100.64.0.0/10 will be selected in
> FreeSWITCH  rtp candidate if 4G  provider use this kind of ip address.
> Is it possible to tell FreeSWITCH choose correct public ip address instead
> of shared address?
>
> here is some part of fs_cli output for reference
>
> *remode sdp*
> a=candidate:3652076590 1 udp 2122260223 100.101.139.101 34013 typ host
> generation 0 network-id 1 network-cost 900
> a=candidate:2959346671 1 udp 1686052607 101.10.88.182 24563 typ srflx
> raddr 100.101.139.101 rport 34013 generation 0 network-id 1 network-cost 900
> a=candidate:2536356062 1 tcp 1518280447 100.101.139.101 9 typ host tcptype
> active generation 0 network-id 1 network-cost 900
>
> *audio candidate*
> 018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3481 Save audio
> Candidate cid: 1 proto: udp type: host addr: 100.101.139.101:34013
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3481 Save audio
> Candidate cid: 1 proto: udp type: srflx addr: 101.10.88.182:24563
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3523 Searching for
> rtp candidate.
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3528 Choose rtp
> candidate, index 0, 100.101.139.101:34013
>
> *video candidate*
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3481 Save video
> Candidate cid: 1 proto: udp type: host addr: 100.101.139.101:52174
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3481 Save video
> Candidate cid: 1 proto: udp type: srflx addr: 101.10.88.182:24214
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3523 Searching for
> rtp candidate.
> 2018-07-26 16:51:26.460474 [DEBUG] switch_core_media.c:3528 Choose rtp
> candidate, index 0, 100.101.139.101:52174
>
> Thanks in advance.
>
> Sincerely
> Albert
>



-- 
Sincerely

Albert Hsueh
System Engineer
Cloudpe Corporation
02-8712 5955 ext. 831
www.cloudpe.com
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freeswitch.org/pipermail/freeswitch-users/attachments/20180806/39c0b462/attachment.html>