CHAN_TCP_WINDOW_DEFAULT, CHAN_TCP_PACKET_DEFAULT,
0, "tun", 1);
c->datagram = 1;
+#if defined(SSH_TUN_FILTER)
+ if (options.tun_open == SSH_TUNMODE_POINTOPOINT)
+ channel_register_filter(c->self, sys_tun_infilter,
+ sys_tun_outfilter);
+#endif
packet_start(SSH2_MSG_CHANNEL_OPEN);
packet_put_cstring("tun@openssh.com");
packet_put_int(c->self);