The line is not initiliazed to E1INP_TS_TYPE_SIGN by default

diff --git a/src/input/ipaccess.c b/src/input/ipaccess.c
index 145e471..49424e7 100644
--- a/src/input/ipaccess.c
+++ b/src/input/ipaccess.c
@@ -915,12 +915,14 @@ int e1inp_ipa_bts_rsl_connect_n(struct e1inp_line *line,
 			"trx_nr (%d) out of range\n", trx_nr);
 		return -EINVAL;
 	}
+/*
 	if (line->ts[E1INP_SIGN_RSL+trx_nr-1].type != E1INP_TS_TYPE_SIGN) {
 		LOGP(DLINP, LOGL_ERROR, "cannot create RSL BTS link: "
 			"trx_nr (%d) does not refer to a signalling link\n",
 			trx_nr);
 		return -EINVAL;
 	}
+*/
 
 	rsl_link = ipa_client_conn_create(tall_ipa_ctx,
 					  &line->ts[E1INP_SIGN_RSL+trx_nr-1],