Index: TipAndDoc/iproute/setroute-rhel.sh
===================================================================
--- TipAndDoc/iproute/setroute-rhel.sh	(revision 8333ea00a9fe608c90c20af12ea0c51548f66f4e)
+++ TipAndDoc/iproute/setroute-rhel.sh	(revision 8333ea00a9fe608c90c20af12ea0c51548f66f4e)
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+set -x
+
+IFACE="${1:?"usage: $0 <ether_device> [gateway] "}"
+GATEWAY=$2
+
+TID=`/sbin/ip addr show dev ${IFACE} | grep -w ${IFACE}: | tr -s ' ' | cut -d : -f 1`
+
+if [ "${GATEWAY}" = "down" ]; then
+    # delete routing table and policy and exit
+    ## routing table is automatically flushed, so 'route flush' can be removed
+    /sbin/ip route flush table ${TID}
+    ## device has no longer any IP addr, so do not use IPADDR
+    /sbin/ip rule del table ${TID} priority ${TID}
+    /sbin/ip route flush cache
+    echo "remove routing table and policy for ${IFACE}"
+    exit
+fi
+
+
+# get IP address, network mask, default gateway info
+IPADDR=`/sbin/ip addr show dev ${IFACE} | grep -w inet | tr -s ' ' | cut -d ' ' -f 3 | cut -d / -f 1`
+NETWORK=`/sbin/ip route show dev ${IFACE} | grep -w ${IPADDR} | tr -s ' ' | cut -d ' ' -f 1`
+
+if [ -z "${GATEWAY}" ]; then
+    GATEWAY=`/sbin/ip route show dev ${IFACE} | grep -w default | tr -s ' ' | cut -d ' ' -f 3`
+fi
+if [ -z "${GATEWAY}" ]; then
+    GATEWAY=`/sbin/ip route | grep -w default | tr -s ' ' | cut -d ' ' -f 3`
+    # this may add wrong default route especially on RHEL
+fi
+
+
+# set routing table
+/sbin/ip route add ${NETWORK} dev ${IFACE} table ${TID}
+/sbin/ip route add default via ${GATEWAY} dev ${IFACE} table ${TID}
+
+# set routing policy
+/sbin/ip rule add from ${IPADDR} table ${TID} priority ${TID}
+
+/sbin/ip route flush cache
+echo "add routing table and policy for ${IFACE} on table ${TID}"
Index: TipAndDoc/iproute/setroute.sh
===================================================================
--- TipAndDoc/iproute/setroute.sh	(revision 8333ea00a9fe608c90c20af12ea0c51548f66f4e)
+++ TipAndDoc/iproute/setroute.sh	(revision 8333ea00a9fe608c90c20af12ea0c51548f66f4e)
@@ -0,0 +1,58 @@
+#!/bin/sh
+
+# set individualized routing table and policy for each network device
+
+
+set -x
+
+## INTERFACES(5)
+# IFACE  physical name of the interface being processed
+# METHOD method of the interface (e.g., static)
+# MODE   start if run from ifup, stop if run from ifdown
+# PHASE  as per MODE, but with finer granularity, distinguishing the pre-
+#        up, post-up, pre-down and post-down phases.
+
+# optional arugument to set default gateway manually
+GATEWAY=$1
+
+TID=`/sbin/ip addr show dev ${IFACE} | grep -w ${IFACE}: | tr -s ' ' | cut -d : -f 1`
+
+if [ "${PHASE}" = "post-down" ]; then
+    # delete routing table and policy and exit
+    ## routing table is automatically flushed, so 'route flush' can be removed
+    /sbin/ip route flush table ${TID}
+    ## device has no longer any IP addr, so do not use IPADDR
+    /sbin/ip rule del table ${TID} priority ${TID}
+    /sbin/ip route flush cache
+    echo "remove routing table and policy for ${IFACE}"
+    exit
+fi
+
+
+# get IP address, network mask, default gateway info
+IPADDR=`/sbin/ip addr show dev ${IFACE} | grep -w inet | tr -s ' ' | cut -d ' ' -f 3 | cut -d / -f 1`
+if [ -z "${IPADDR}" ]; then
+    # fail to bind IP address to device
+    echo "${IFACE} has no IP address."
+    exit
+fi
+NETWORK=`/sbin/ip route show dev ${IFACE} | grep -w ${IPADDR} | tr -s ' ' | cut -d ' ' -f 1`
+
+if [ -z "${GATEWAY}" ]; then
+    GATEWAY=`/sbin/ip route show dev ${IFACE} | grep -w default | tr -s ' ' | cut -d ' ' -f 3`
+fi
+if [ -z "${GATEWAY}" ]; then
+    GATEWAY=`/sbin/ip route | grep -w default | tr -s ' ' | cut -d ' ' -f 3`
+    # this may add wrong default route especially on RHEL
+fi
+
+
+# set routing table
+/sbin/ip route add ${NETWORK} dev ${IFACE} table ${TID}
+/sbin/ip route add default via ${GATEWAY} dev ${IFACE} table ${TID}
+
+# set routing policy
+/sbin/ip rule add from ${IPADDR} table ${TID} priority ${TID}
+
+/sbin/ip route flush cache
+echo "add routing table and policy for ${IFACE} on table ${TID}"