PPPOE拨号脚本实例

# cat /tmp p/options.pppoenoauthuser '******'password '***********'noccpnomppchide-passwordnoipdefaultnodetachmaxfail 65535usepeerdnspersistipcp-accept-remoteipcp-accept-locallcp-echo-failure 10lcp-echo-interval 30ktunedefault-asyncmap nopcomp noaccomp novj nobsdcomp nodeflateplugin rp-pppoe.somtu 1480mru 1480unit 0nic-eth2.2wan_pppoe_user=wan_pppoe_pass=wan_pppoe_optime=60wan_pppoe_opmode=KeepAliveroot@OpenWrt:/etc/ppp# cat options#debuglogfile /dev/nullnoipdefaultnoaccompnopcompnocrtsctslockmaxfail 0lcp-echo-failure 5lcp-echo-interval 1root@OpenWrt:/# find -name "rp-pppoe.so"./usr/lib/pppd/2.4.5/rp-pppoe.so[ -n "$INCLUDE_ONLY" ] || {add_protocol ppp[ -f /usr/lib/pppd/*/rp-pppoe.so ] && add_protocol pppoe[ -f /usr/lib/pppd/*/pppoatm.so ] && add_protocol pppoa[ -f /usr/lib/pppd/*/pptp.so ] && add_protocol pptp}Linux PPPoE设置五、测试当连接成功后，使用命令#ifconfig -a在输出中应该含有关于ppp0 的一堆信息，其中还绑定了IP 地址,说明已经从拨号中获得了IP地址。

使用命令#netstat -nr查看路由表信息，这时的默认路由应该是上面获得的IP地址。

如果没有默认路由，我们可以手动增加：#route add default gw 上面获得的IP地址使用命令#nslookup 如果解析出新浪的IP，说明已经从拨号中正确获得了DNS服务器最后，使用命令ping某个域名或IP，如果有响应，表示你已经大功告成了。

pppoe.sh $1 $2 $3 $4 $5 $6pppd file /etc/options.pppoe &killall -q udhcpckillall -q pppd-------------------------------------------------------------------------------------------------------------- #!/bin/shPPPOE_FILE=/etc/options.pppoeif [ ! -n "$4" ]; thenecho "insufficient arguments!"echo "Usage: $0 <user> <password> <eth_name> <opmode>"exit 0fiPPPOE_USER_NAME="$1"PPPOE_PASSWORD="$2"PPPOE_IF="$3"PPPOE_OPMODE="$4"PPPOE_IDLETIME="$5"PPPOE_DNS_STATIC="$6"#get parems#PPPOE_MTU=`nvram_get 2860 wan_pppoe_mtu`echo "noauth" > $PPPOE_FILEecho "user '$PPPOE_USER_NAME'" >> $PPPOE_FILEecho "password '$PPPOE_PASSWORD'" >> $PPPOE_FILEecho "noccp" >> $PPPOE_FILEecho "nomppc" >> $PPPOE_FILEecho "hide-password" >> $PPPOE_FILEecho "noipdefault" >> $PPPOE_FILEecho "defaultroute" >> $PPPOE_FILEecho "nodetach" >> $PPPOE_FILEecho "nomppe" >> $PPPOE_FILEecho "maxfail 65535" >> $PPPOE_FILEif [ $PPPOE_DNS_STATIC == "0" ]; thenecho "usepeerdns" >> $PPPOE_FILEfiif [ $PPPOE_OPMODE == "KeepAlive" ]; thenecho "persist" >> $PPPOE_FILEelif [ $PPPOE_OPMODE == "OnDemand" ]; thenPPPOE_IDLETIME=`expr $PPPOE_IDLETIME \* 60`echo "demand" >> $PPPOE_FILEecho "idle $PPPOE_IDLETIME" >> $PPPOE_FILEfiecho "ipcp-accept-remote" >> $PPPOE_FILEecho "ipcp-accept-local" >> $PPPOE_FILE#echo "ipv6 ," >> $PPPOE_FILE#echo "ipv6cp-accept-local" >> $PPPOE_FILE#echo "ipv6cp-use-persistent" >> $PPPOE_FILEecho "lcp-echo-failure 10" >> $PPPOE_FILEecho "lcp-echo-interval 30" >> $PPPOE_FILEecho "ktune" >> $PPPOE_FILEecho "default-asyncmap nopcomp noaccomp" >> $PPPOE_FILEecho "novj nobsdcomp nodeflate" >> $PPPOE_FILEecho "plugin /etc_ro/ppp/plugins/rp-pppoe.so $PPPOE_IF" >> $PPPOE_FILE #echo "plugin /etc_ro/ppp/plugins/rp-pppoe.so" >> $PPPOE_FILE#if [ "$PPPOE_MTU" != "" ]; then# echo "mtu $PPPOE_MTU" >> $PPPOE_FILE# echo "mru $PPPOE_MTU" >> $PPPOE_FILE#fi#echo "unit 0" >> $PPPOE_FILE#echo "nic-$PPPOE_IF" >> $PPPOE_FILEroot@OpenWrt:/lib/netifd/proto# lsdhcp.sh ppp.shroot@OpenWrt:/# find -name "pppd"./usr/lib/pppd./usr/sbin/pppd/lib/netifd/proto /ppp.shppp_generic_setup() {local config="$1"; shiftjson_get_vars ipv6 demand keepalive username password pppd_options [ "$ipv6" = 1 ] || ipv6=""if [ "${demand:-0}" -gt 0 ]; thendemand="precompiled-active-filter /etc/ppp/filter demand idle $demand"elsedemand="persist"fi[ -n "$mtu" ] || json_get_var mtu mtulocal interval="${keepalive##*[, ]}"[ "$interval" != "$keepalive" ] || interval=5[ -n "$connect" ] || json_get_var connect connect[ -n "$disconnect" ] || json_get_var disconnect disconnectproto_run_command "$config" /usr/sbin/pppd \nodetach ipparam "$config" \ifname "${proto:-ppp}-$config" \${keepalive:+lcp-echo-interval $interval lcp-echo-failure ${keepalive%%[, ]*}} \${ipv6:++ipv6} \nodefaultroute \usepeerdns \$demand maxfail 1 \${username:+user "$username" password "$password"} \${connect:+connect "$connect"} \${disconnect:+disconnect "$disconnect"} \ip-up-script /lib/netifd/ppp-up \ipv6-up-script /lib/netifd/ppp-up \ip-down-script /lib/netifd/ppp-down \ipv6-down-script /lib/netifd/ppp-down \${mtu:+mtu $mtu mru $mtu} \"$@" $pppd_options}network.wan2.ifname=eth0/pppoe-wan2root@OpenWrt:/# uci show multiwanmultiwan.wan.failover_to=balancer/wan2multiwan.wan2.failover_to=balancer/wanuci set network.wan2.proto=pppoeuci set ername=****uci set network.wan2.password=13530656***uci set network.wan2.keepalive=30, 10uci set network.wan2.demand=60uci set ername=**SQ**uci set network.wan2.password=**32**/usr/sbin/pppd noauth nodetach nomppe ipparam wan2 ifname pppoe-wan2 hide-password noipdefault defaultroute usepeerdns persist maxfail 65535 user ddd系统自启动的pppd命令行如下:/usr/sbin/pppd nodetach ipparam wan ifname pppoe-wan nodefaultroute usepeerdns persist maxfail 1 user 帐号 password 密码 ip-up-script/lib/netifd/ppp-up ipv6-up-script /lib/netifd/ppp-up ip-down-script/lib/netifd/ppp-down ipv6-down-script /lib/netifd/ppp-down mtu 1492 mru 1492 plugin rp-pppoe.so nic-eth0.2而大家的多拨脚本里的命令行类似于/usr/sbin/pppd plugin rp-pppoe.so mtu 1492 mru 1492 nic-$ifname persist usepeerdns nodefaultroute user $user password $pass ipparam $interface ifname pppoe-$interface nodetach &没有上面的蓝色的那一部分系统的pppd命令行, 用killall杀掉后, 又会重新生成. 这样在多拨脚本运行时, 系统生成的 pppd 与脚本生成的 pppd 会共存, 这样很难能多拨成功, 出现的现象是: 各wan口无规律的连接成功, 但同时其他的wan口会断开.旧路由没有上面的问题, 而且系统生成的pppd进程和脚本里的一样, 没有蓝色的部分.叠加是没有什么问题的, 因为里的后面版本都带有nwan, 只要能多拨成功, 叠加也会正常.所以, 现在问题是, 如何能多拨上? 用的是移动的小区宽带, 不知道会不会和所用的宽带有关? 希如何让PPPOE断线不重连pppd参数中加maxfail 1。