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udhcp: fix config help text
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@ -4,14 +4,12 @@
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#
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config APP_UDHCPD
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bool "udhcp Server (udhcpd)"
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bool "udhcp server (udhcpd)"
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default n
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help
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uDHCPd is a DHCP server geared primarily toward embedded systems,
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udhcpd is a DHCP server geared primarily toward embedded systems,
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while striving to be fully functional and RFC compliant.
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See http://udhcp.busybox.net for further details.
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config APP_DHCPRELAY
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bool "dhcprelay"
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default n
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@ -30,16 +28,14 @@ config APP_DUMPLEASES
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Lease times are stored in the file by time remaining in lease, or
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by the absolute time that it expires in seconds from epoch.
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See http://udhcp.busybox.net for further details.
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config FEATURE_UDHCPD_WRITE_LEASES_EARLY
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bool "Rewrite the lease file at every new acknowledge"
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default n
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depends on APP_UDHCPD
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help
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If selected, udhcpd will write a new file with leases every
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time a new lease has been accepted, thus eleminating the need
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to send SIGUSR1 for the initial writing, or updating. Any timed
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time a new lease has been accepted, thus eliminating the need
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to send SIGUSR1 for the initial writing or updating. Any timed
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rewriting remains undisturbed
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config DHCPD_LEASES_FILE
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@ -47,30 +43,28 @@ config DHCPD_LEASES_FILE
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default "/var/lib/misc/udhcpd.leases"
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depends on APP_UDHCPD
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help
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The udhcpd stores address in lease files. Normaly it is save
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to leave it untouched.
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udhcpd stores addresses in a lease file. This is the absolute path
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of the file. Normally it is safe to leave it untouched.
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config APP_UDHCPC
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bool "udhcp Client (udhcpc)"
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bool "udhcp client (udhcpc)"
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default n
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help
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uDHCPc is a DHCP client geared primarily toward embedded systems,
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udhcpc is a DHCP client geared primarily toward embedded systems,
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while striving to be fully functional and RFC compliant.
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The udhcp client negotiates a lease with the DHCP server and
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notifies a set of scripts when a lease is obtained or lost.
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See http://udhcp.busybox.net for further details.
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runs a script when a lease is obtained or lost.
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config FEATURE_UDHCPC_ARPING
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bool "Ask udhcpc to verify that the offered address is free, using arpping"
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bool "Verify that the offered address is free, using ARP ping"
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default y
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depends on APP_UDHCPC
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help
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If selected, udhcpc will use arpping to make sure the offered address
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is really available. The client will DHCPDECLINE the offer if the
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address is in use, and restart the discover process.
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If selected, udhcpc will send ARP probes and make sure
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the offered address is really not in use by anyone. The client
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will DHCPDECLINE the offer if the address is in use,
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and restart the discover process.
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config FEATURE_UDHCP_PORT
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bool "Enable '-P port' option for udhcpd and udhcpc"
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@ -85,11 +79,7 @@ config FEATURE_UDHCP_DEBUG
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default n
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depends on APP_UDHCPD || APP_UDHCPC
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help
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If selected, udhcpd will output extra debugging output. If using
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this option, compile uDHCP with "-g", and do not fork the daemon to
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the background.
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See http://udhcp.busybox.net for further details.
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If selected, udhcpd will output extra debugging output.
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config FEATURE_RFC3397
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bool "Support for RFC3397 domain search (experimental)"
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@ -104,25 +94,24 @@ config DHCPC_DEFAULT_SCRIPT
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default "/usr/share/udhcpc/default.script"
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depends on APP_UDHCPC
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help
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This script is called after udhcpc receives and answer. See
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examples/udhcp for a working example. Normaly it is save
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This script is called after udhcpc receives an answer. See
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examples/udhcp for a working example. Normally it is safe
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to leave this untouched.
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config UDHCPC_SLACK_FOR_BUGGY_SERVERS
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int "DHCP options slack buffer size"
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default 80
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range 0 924
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depends on APP_UDHCPD || APP_UDHCPC
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help
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Some buggy DHCP servers will send DHCP offer packets with option
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Some buggy DHCP servers send DHCP offer packets with option
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field larger than we expect (which might also be considered a
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buffer overflow attempt). These packets are normally discarded.
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If circumstances beyond your control force you to support such
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servers, this may help. The upper limit (924) makes dhcpc accept
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even 1500 byte packets (maximum-sized ethernet packets).
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This options does not make dhcp[cd] emit non-standard
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This option does not make dhcp[cd] emit non-standard
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sized packets.
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Known buggy DHCP servers:
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@ -130,4 +119,4 @@ config UDHCPC_SLACK_FOR_BUGGY_SERVERS
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seems to confuse maximum allowed UDP packet size with
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maximum size of entire IP packet, and sends packets which are
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28 bytes too large.
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Seednet (ISP) VDSL: sends packets 2 bytes too big.
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Seednet (ISP) VDSL: sends packets 2 bytes too large.
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