[Freeswitch-users] [CS_NEW] [WRONG_CALL_STATE]

[Sergey Safarov]

Try analyze callflow via enabled siptrace in FS or via wireshark on vpn
interface.

On Thu, Jul 30, 2015, 06:40 Rajil Saraswat <rajil.s at gmail.com> wrote:

> Hello,
>
> I have two freeswitch servers connected over vpn like the following:
>
> FS A <> openvpn<> FS B
>
> Server A has the ip address 172.16.1.2
> Server B has the ip address 192.16.1.2
> openvpn gateway is on 10.8.0.1
>
> Both the servers have the common acl defined to not nat the above
> addresses like following:
>
> <list name="nat.auto" default="deny">
>     <node type="deny" cidr="10.8.0.0/24"/>
>     <node type="deny" cidr="172.16.1.0/24"/>
>     <node type="deny" cidr="192.168.1.0/24"/>
> </list>
>
>
> <list name="localnet.auto" default="deny">
>        <node type="allow" cidr="172.16.1.0/24"/>
>        <node type="allow" cidr="10.8.0.0/24"/>
>        <node type="allow" cidr="192.168.1.0/24"/>
> </list>
>
>
> I am able to call the extensions on server B from server A. However if
> i try calling the extension on server A from server B i get an error
> of [CS_NEW] [WRONG_CALL_STATE]. The only way i can make a successful
> call from B to A is when i add the network of B in the acl on server A
> as follows:
>
> <list name="domains" default="deny">
> <node type="allow" domain="$${domain}"/>
> <node type="allow" cidr="192.168.1.0/24"/>
>
>
> Is there a reason why i need to do this?
>
> Thanks
> Rajil
>
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