[Users] Question about dispatcher module

[Daniel-Constantin Mierla]

Hello,

On 12/13/06 01:10, Jose Gil Navarrete wrote:
> Hi, I try to configure openser with the dispatcher module like only 
> ponit of contact and load balancer, it is:
>       Register
> UAC ---Register--> LB ---Register--> proxy
> UAC <--200 ok----- LB <--200 ok----- proxy
>  
>        INVITE
> UAC1 ---Invite--> LB ---Invite--> proxy
> UAC2 <--Invite--- LB <--Invite--- proxy
>  
> My load balancer works ok, my question is: May I have a problem with 
> the transactions in the load balacer?
issues appear when you have natted clients. The registrar cannot detect 
them since the requests to it are coming from LB. Look at path module 
for some improvements in this scenario.

Cheers,
Daniel

>  
> In my proxy i use openser, then in my openser.cfg I make 
> t_relay("IPLoadBalancer:5060")
>  
> and the openser.cfg in LB:
>  
>  
> if ( !is_method("REGISTER") ){
>         record_route();
> };
> if (loose_route()) {        
>         if (search("Path")) {
>                 route(1);               
>         };
>         if (!add_path_received()) {
>                 sl_send_reply("503", "Internal Path Error");
>                 exit;
>         };
>         route(1);
> };
> if (!uri==myself) {
>         route(1);
> }
> if ( !is_method("REGISTER") ){
>         if (search("Path")) {
>                 route(1);
>         };
>  if (!add_path_received()) {
>                 sl_send_reply("503", "Internal Path Error");
>         };
> };
>
> ds_select_domain("2", "0");
> t_on_failure("1");
> route(1);
> }
>
> route[1] {
>         # send it out now; use stateful forwarding as it works reliably
>         # even for UDP2TCP
>         if (!t_relay()) {
>                 sl_reply_error();
>         };
>         exit;
> }
>  
>  
> Thanks in advance.
>
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