switch_channel_set_variable(channel, "sip_handle_full_from", switch_channel_get_variable(channel, break_rfc ? "sip_full_to" : "sip_full_from"));
switch_channel_set_variable(channel, "sip_handle_full_to", switch_channel_get_variable(channel, break_rfc ? "sip_full_from" : "sip_full_to"));
} else {
- tech_pvt->redirected = switch_core_session_sprintf(session, "sip:%s", switch_channel_get_variable(channel, "sip_contact_uri"));
+ const char *contact_params = switch_channel_get_variable(channel, "sip_contact_params");
+ const char *contact_uri = switch_channel_get_variable(channel, "sip_contact_uri");
+ tech_pvt->redirected = switch_core_session_sprintf(session, "sip:%s%s%s", contact_uri, contact_params ? ";" : "", switch_str_nil(contact_params));
if (zstr(rr)) {
switch_channel_set_variable_printf(channel, "sip_invite_route_uri", "<sip:%s@%s:%s;transport=%s>",