1 files changed, 0 insertions, 56 deletions
diff --git a/package/network/services/ppp/patches/121-debian_adaptive_lcp_echo.patch b/package/network/services/ppp/patches/121-debian_adaptive_lcp_echo.patch
deleted file mode 100644
index 510c96ba97..0000000000
--- a/package/network/services/ppp/patches/121-debian_adaptive_lcp_echo.patch
+++ /dev/null
@@ -1,56 +0,0 @@
---- a/pppd/lcp.c
-+++ b/pppd/lcp.c
-@@ -72,6 +72,7 @@ static void lcp_delayed_up __P((void *))
-  */
- int	lcp_echo_interval = 0; 	/* Interval between LCP echo-requests */
- int	lcp_echo_fails = 0;	/* Tolerance to unanswered echo-requests */
-+bool	lcp_echo_adaptive = 0;	/* request echo only if the link was idle */
- bool	lax_recv = 0;		/* accept control chars in asyncmap */
- bool	noendpoint = 0;		/* don't send/accept endpoint discriminator */
- 
-@@ -150,6 +151,8 @@ static option_t lcp_option_list[] = {
-       OPT_PRIO },
-     { "lcp-echo-interval", o_int, &lcp_echo_interval,
-       "Set time in seconds between LCP echo requests", OPT_PRIO },
-+    { "lcp-echo-adaptive", o_bool, &lcp_echo_adaptive,
-+      "Suppress LCP echo requests if traffic was received", 1 },
-     { "lcp-restart", o_int, &lcp_fsm[0].timeouttime,
-       "Set time in seconds between LCP retransmissions", OPT_PRIO },
-     { "lcp-max-terminate", o_int, &lcp_fsm[0].maxtermtransmits,
-@@ -2330,6 +2333,22 @@ LcpSendEchoRequest (f)
- 	}
-     }
- 
-+    /*
-+     * If adaptive echos have been enabled, only send the echo request if
-+     * no traffic was received since the last one.
-+     */
-+    if (lcp_echo_adaptive) {
-+	static unsigned int last_pkts_in = 0;
-+
-+	update_link_stats(f->unit);
-+	link_stats_valid = 0;
-+
-+	if (link_stats.pkts_in != last_pkts_in) {
-+	    last_pkts_in = link_stats.pkts_in;
-+	    return;
-+	}
-+    }
-+
-     /*
-      * Make and send the echo request frame.
-      */
---- a/pppd/pppd.8
-+++ b/pppd/pppd.8
-@@ -575,6 +575,11 @@ to 1) if the \fIproxyarp\fR option is us
- dynamic IP address option (i.e. set /proc/sys/net/ipv4/ip_dynaddr to
- 1) in demand mode if the local address changes.
- .TP
-+.B lcp\-echo\-adaptive
-+If this option is used with the \fIlcp\-echo\-failure\fR option then
-+pppd will send LCP echo\-request frames only if no traffic was received
-+from the peer since the last echo\-request was sent.
-+.TP
- .B lcp\-echo\-failure \fIn
- If this option is given, pppd will presume the peer to be dead
- if \fIn\fR LCP echo\-requests are sent without receiving a valid LCP