diff --git a/src/libosmo-mgcp/mgcp_trunk.c b/src/libosmo-mgcp/mgcp_trunk.c
index 84ad220..8ff6f6a 100644
--- a/src/libosmo-mgcp/mgcp_trunk.c
+++ b/src/libosmo-mgcp/mgcp_trunk.c
@@ -50,7 +50,7 @@
 
 	trunk->audio_send_ptime = 1;
 	trunk->audio_send_name = 1;
-	trunk->v.vty_number_endpoints = 32;
+	trunk->v.vty_number_endpoints = 512;
 	trunk->omit_rtcp = 0;
 
 	mgcp_trunk_set_keepalive(trunk, MGCP_KEEPALIVE_ONCE);