--- net-scripts-0.4.3/sysconfig/network-scripts/ifup.orig	2004-03-21 21:31:02 +0200
+++ net-scripts-0.4.3/sysconfig/network-scripts/ifup	2004-03-27 14:12:51 +0200
@@ -256,6 +256,11 @@
 ZCIP_ARGS="-s -i $DEVICE"
 
 if [ -n "$DYNCONFIG" ]; then
+    check_eth_link
+    if [ "$?" = 1 ]; then
+	echo -n "link is down, DHCP discovery is impossible"
+	exit 1
+    fi
     echo -n "Determining IP information for $DEVICE via ${DHCP_CLIENT##*/}..."
     if $DHCP_CLIENT $DHCP_ARGS; then
 	echo " done."
@@ -273,6 +278,11 @@
 	exit 1
     fi
 elif [ "$BOOTPROTO" = zcip ]; then
+    check_eth_link
+    if [ "$?" = 1 ]; then
+	echo -n "link is down, ZeroConf discovery is impossible"
+	exit 1
+    fi
     echo -n "Determining IP information for $DEVICE via ${ZCIP##*/}..."
     if $ZCIP $ZCIP_ARGS; then
 	echo " done."
--- net-scripts-0.4.3/sysconfig/network-scripts/network-functions.orig	2004-03-21 18:22:47 +0200
+++ net-scripts-0.4.3/sysconfig/network-scripts/network-functions	2004-03-27 14:11:04 +0200
@@ -123,3 +123,15 @@
         fi
     fi
 }
+
+check_eth_link ()
+{
+    local IFSTATUS
+    local res
+    IFSTATUS=/sbin/ifstatus
+    [ -x $IFSTATUS ] || return 0
+    $IFSTATUS -q $DEVICE 
+    res=$?
+    [ "$res" = 3 ] && return 1
+    return 0
+}