diff options
| -rw-r--r-- | accel-pppd/ctrl/l2tp/l2tp.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/accel-pppd/ctrl/l2tp/l2tp.c b/accel-pppd/ctrl/l2tp/l2tp.c index 2ffe074..bfc3ab1 100644 --- a/accel-pppd/ctrl/l2tp/l2tp.c +++ b/accel-pppd/ctrl/l2tp/l2tp.c @@ -2870,6 +2870,26 @@ static int l2tp_recv_CDN(struct l2tp_sess_t *sess, return 0; } +static int l2tp_recv_WEN(struct l2tp_conn_t *conn, + const struct l2tp_packet_t *pack) +{ + if (!conn->lns_mode) { + log_tunnel(log_warn, conn, "discarding unexpected WEN\n"); + return 0; + } + + if (conf_verbose) + log_tunnel(log_info1, conn, "handling WEN\n"); + + if (l2tp_send_ZLB(conn) < 0) { + log_tunnel(log_error, conn, "impossible to handle WEN:" + " sending ZLB failed\n"); + return -1; + } + + return 0; +} + static int l2tp_recv_SLI(struct l2tp_conn_t *conn, const struct l2tp_packet_t *pack) { @@ -3150,13 +3170,15 @@ static int l2tp_conn_read(struct triton_md_handler_t *h) l2tp_packet_free(pack); } continue; + case Message_Type_WAN_Error_Notify: + l2tp_recv_WEN(conn, pack); + break; case Message_Type_Set_Link_Info: l2tp_recv_SLI(conn, pack); break; case Message_Type_Start_Ctrl_Conn_Request: - case Message_Type_WAN_Error_Notify: - if (conf_verbose) - log_warn("l2tp: unexpected Message-Type %i\n", msg_type->val.uint16); + log_tunnel(log_warn, conn, + "discarding unexpected SCCRQ\n"); break; default: if (msg_type->M) { |