diff --git a/package/network/services/ppp/Makefile b/package/network/services/ppp/Makefile
index a26850caf9..6faff4e447 100644
--- a/package/network/services/ppp/Makefile
+++ b/package/network/services/ppp/Makefile
@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2006-2012 OpenWrt.org
+# Copyright (C) 2006-2014 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -10,7 +10,7 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=ppp
 PKG_VERSION:=2.4.7
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=ftp://ftp.samba.org/pub/ppp/
@@ -29,7 +29,6 @@ include $(INCLUDE_DIR)/package.mk
 define Package/ppp/Default
   SECTION:=net
   CATEGORY:=Network
-  MAINTAINER:=Jo-Philipp Wich <xm@subsignal.org>
   URL:=http://ppp.samba.org/
 endef
 
diff --git a/package/network/services/ppp/files/ppp.sh b/package/network/services/ppp/files/ppp.sh
index 0456fda5d9..28cdb9cbd6 100755
--- a/package/network/services/ppp/files/ppp.sh
+++ b/package/network/services/ppp/files/ppp.sh
@@ -12,6 +12,7 @@ ppp_generic_init_config() {
 	proto_config_add_string username
 	proto_config_add_string password
 	proto_config_add_string keepalive
+	proto_config_add_boolean keepalive_adaptive
 	proto_config_add_int demand
 	proto_config_add_string pppd_options
 	proto_config_add_string 'connect:file'
@@ -25,7 +26,7 @@ ppp_generic_init_config() {
 ppp_generic_setup() {
 	local config="$1"; shift
 
-	json_get_vars ipv6 demand keepalive username password pppd_options pppname
+	json_get_vars ipv6 demand keepalive keepalive_adaptive username password pppd_options pppname
 	if [ "$ipv6" = 0 ]; then
 		ipv6=""
 	elif [ -z "$ipv6" -o "$ipv6" = auto ]; then
@@ -38,19 +39,22 @@ ppp_generic_setup() {
 	else
 		demand="persist"
 	fi
-	[ "${keepalive:-0}" -lt 1 ] && keepalive=""
 	[ -n "$mtu" ] || json_get_var mtu mtu
 	[ -n "$pppname" ] || pppname="${proto:-ppp}-$config"
 
-	local interval="${keepalive##*[, ]}"
-	[ "$interval" != "$keepalive" ] || interval=5
+	local lcp_failure="${keepalive%%[, ]*}"
+	local lcp_interval="${keepalive##*[, ]}"
+	local lcp_adaptive="lcp-echo-adaptive"
+	[ "${lcp_failure:-0}" -lt 1 ] && lcp_failure=""
+	[ "$lcp_interval" != "$keepalive" ] || lcp_interval=5
+	[ "${keepalive_adaptive:-1}" -lt 1 ] && lcp_adaptive=""
 	[ -n "$connect" ] || json_get_var connect connect
 	[ -n "$disconnect" ] || json_get_var disconnect disconnect
 
 	proto_run_command "$config" /usr/sbin/pppd \
 		nodetach ipparam "$config" \
 		ifname "$pppname" \
-		${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \
+		${lcp_failure:+lcp-echo-interval $lcp_interval lcp-echo-failure $lcp_failure $lcp_adaptive} \
 		${ipv6:++ipv6} \
 		nodefaultroute \
 		usepeerdns \
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
new file mode 100644
index 0000000000..b7a62406d0
--- /dev/null
+++ b/package/network/services/ppp/patches/121-debian_adaptive_lcp_echo.patch
@@ -0,0 +1,56 @@
+--- a/pppd/lcp.c
++++ b/pppd/lcp.c
+@@ -73,6 +73,7 @@ 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 */
+ 
+@@ -151,6 +152,8 @@ 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,
+@@ -2331,6 +2334,22 @@ 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
+@@ -563,6 +563,11 @@ 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
diff --git a/package/network/services/ppp/patches/207-lcp_mtu_max.patch b/package/network/services/ppp/patches/207-lcp_mtu_max.patch
index 285865ff5c..240701b585 100644
--- a/package/network/services/ppp/patches/207-lcp_mtu_max.patch
+++ b/package/network/services/ppp/patches/207-lcp_mtu_max.patch
@@ -8,7 +8,7 @@ Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
 
 --- a/pppd/lcp.c
 +++ b/pppd/lcp.c
-@@ -1914,12 +1914,12 @@ lcp_up(f)
+@@ -1917,12 +1917,12 @@ lcp_up(f)
       * the interface MTU is set to the lowest of that, the
       * MTU we want to use, and our link MRU.
       */