--interfaceIFACE Interface to use (defaulteth0)-s,--script PROG Run PROG at DHCP events (default/usr/share/udhcpc/default.script)-p,--pidfile FILE Create pidfile-B,--broadcast Request broadcast replies-t,--retries N Send up to N discover packets (default3)-T,--timeout SEC Pause betwe...
[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"case"$1"in deconfig)echo "Setting IP address 0.0.0.0 on $interface"if command -v ip >/dev/null; then ip addr flush dev $interface else ifconfig $interface0.0.0.0 fi ;;renew|bound)echo "Setting IP address $ip on $...
--foreground Do not fork after getting lease -b, --background Fork to background if lease cannot be immediately negotiated. -i, --interface=INTERFACE Interface to use (default: eth0) -n, --now Exit with failure if lease cannot be immediately negotiated. -p, --pidfile=file Store proces...
-n, --now Exit with failure if lease cannot be immediately negotiated.-p, --pidfile=file Store process ID of daemon in file -q, --quit Quit after obtaining lease -r, --request=IP IP address to request (default: none)-s, --script=file Run file at dhcp events (def...
org> RESOLV_CONF="/home/gx/resolv.conf" [ -n "$1" ] || { echo "Error: should be called from udhcpc"; exit 1; } NETMASK="" [ -n "$subnet" ] && NETMASK="netmask $subnet" BROADCAST="broadcast +" [ -n "$broadcast" ] && BROADCAST="broadcast $broadcast" case "$1" in ...
[ -n "$domain" ] && echo search $domain >> $RESOLV_CONF for i in $dns ; do echo adding dns $i echo nameserver $i >> $RESOLV_CONF done ;; esac exit 0 當udhcpc 取得 IP 時,就會執行這個 script 並帶入參數 bound – 程式啟動後第一次向 DHCP Server 取得設定 renew – 更新 DHCP lea...
-A N Wait N seconds (default 20) after failure -O OPT Request DHCP option OPT (cumulative) -o Do not request any options (unless -O is also given) -f Run in foreground -b Background if lease is not immediately obtained -S Log to syslog too ...
-n, --now Exit with failure if lease cannot be immediately negotiated. -p, --pidfile=file Store process ID of daemon in file -q, --quit Quit after obtaining lease -r, --request=IP IP address to request (default: none) -s, --script=file Run file at dhcp events (default: ...
[ -n "domain" ] && echo searchdomain >> $RESOLV_CONF for i in $dns ; do echo adding dns $i echo nameserveri>>RESOLV_CONF done ;; esac exit 0 4. 重启开发板,执行udhcpc就可自动获取IP地址了,以下是执行udhcpc的输出信息: ~ # udhcpc ...
(default/usr/share/udhcpc/default.script)-t,--retries=N Send up to N request packets-T,--timeout=N Try togeta leaseforN seconds (default3)-A,--tryagain=N Wait N seconds (default20) after failure-O,--request-option=OPT Request DHCP option OPT (cumulative)-o,--no-default-options ...