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-rw-r--r--networking/udhcp/Config.in51
1 files changed, 20 insertions, 31 deletions
diff --git a/networking/udhcp/Config.in b/networking/udhcp/Config.in
index bbc1220a5..55cefb673 100644
--- a/networking/udhcp/Config.in
+++ b/networking/udhcp/Config.in
@@ -4,14 +4,12 @@
4# 4#
5 5
6config APP_UDHCPD 6config APP_UDHCPD
7 bool "udhcp Server (udhcpd)" 7 bool "udhcp server (udhcpd)"
8 default n 8 default n
9 help 9 help
10 uDHCPd is a DHCP server geared primarily toward embedded systems, 10 udhcpd is a DHCP server geared primarily toward embedded systems,
11 while striving to be fully functional and RFC compliant. 11 while striving to be fully functional and RFC compliant.
12 12
13 See http://udhcp.busybox.net for further details.
14
15config APP_DHCPRELAY 13config APP_DHCPRELAY
16 bool "dhcprelay" 14 bool "dhcprelay"
17 default n 15 default n
@@ -30,16 +28,14 @@ config APP_DUMPLEASES
30 Lease times are stored in the file by time remaining in lease, or 28 Lease times are stored in the file by time remaining in lease, or
31 by the absolute time that it expires in seconds from epoch. 29 by the absolute time that it expires in seconds from epoch.
32 30
33 See http://udhcp.busybox.net for further details.
34
35config FEATURE_UDHCPD_WRITE_LEASES_EARLY 31config FEATURE_UDHCPD_WRITE_LEASES_EARLY
36 bool "Rewrite the lease file at every new acknowledge" 32 bool "Rewrite the lease file at every new acknowledge"
37 default n 33 default n
38 depends on APP_UDHCPD 34 depends on APP_UDHCPD
39 help 35 help
40 If selected, udhcpd will write a new file with leases every 36 If selected, udhcpd will write a new file with leases every
41 time a new lease has been accepted, thus eleminating the need 37 time a new lease has been accepted, thus eliminating the need
42 to send SIGUSR1 for the initial writing, or updating. Any timed 38 to send SIGUSR1 for the initial writing or updating. Any timed
43 rewriting remains undisturbed 39 rewriting remains undisturbed
44 40
45config DHCPD_LEASES_FILE 41config DHCPD_LEASES_FILE
@@ -47,30 +43,28 @@ config DHCPD_LEASES_FILE
47 default "/var/lib/misc/udhcpd.leases" 43 default "/var/lib/misc/udhcpd.leases"
48 depends on APP_UDHCPD 44 depends on APP_UDHCPD
49 help 45 help
50 The udhcpd stores address in lease files. Normaly it is save 46 udhcpd stores addresses in a lease file. This is the absolute path
51 to leave it untouched. 47 of the file. Normally it is safe to leave it untouched.
52
53 48
54config APP_UDHCPC 49config APP_UDHCPC
55 bool "udhcp Client (udhcpc)" 50 bool "udhcp client (udhcpc)"
56 default n 51 default n
57 help 52 help
58 uDHCPc is a DHCP client geared primarily toward embedded systems, 53 udhcpc is a DHCP client geared primarily toward embedded systems,
59 while striving to be fully functional and RFC compliant. 54 while striving to be fully functional and RFC compliant.
60 55
61 The udhcp client negotiates a lease with the DHCP server and 56 The udhcp client negotiates a lease with the DHCP server and
62 notifies a set of scripts when a lease is obtained or lost. 57 runs a script when a lease is obtained or lost.
63
64 See http://udhcp.busybox.net for further details.
65 58
66config FEATURE_UDHCPC_ARPING 59config FEATURE_UDHCPC_ARPING
67 bool "Ask udhcpc to verify that the offered address is free, using arpping" 60 bool "Verify that the offered address is free, using ARP ping"
68 default y 61 default y
69 depends on APP_UDHCPC 62 depends on APP_UDHCPC
70 help 63 help
71 If selected, udhcpc will use arpping to make sure the offered address 64 If selected, udhcpc will send ARP probes and make sure
72 is really available. The client will DHCPDECLINE the offer if the 65 the offered address is really not in use by anyone. The client
73 address is in use, and restart the discover process. 66 will DHCPDECLINE the offer if the address is in use,
67 and restart the discover process.
74 68
75config FEATURE_UDHCP_PORT 69config FEATURE_UDHCP_PORT
76 bool "Enable '-P port' option for udhcpd and udhcpc" 70 bool "Enable '-P port' option for udhcpd and udhcpc"
@@ -85,11 +79,7 @@ config FEATURE_UDHCP_DEBUG
85 default n 79 default n
86 depends on APP_UDHCPD || APP_UDHCPC 80 depends on APP_UDHCPD || APP_UDHCPC
87 help 81 help
88 If selected, udhcpd will output extra debugging output. If using 82 If selected, udhcpd will output extra debugging output.
89 this option, compile uDHCP with "-g", and do not fork the daemon to
90 the background.
91
92 See http://udhcp.busybox.net for further details.
93 83
94config FEATURE_RFC3397 84config FEATURE_RFC3397
95 bool "Support for RFC3397 domain search (experimental)" 85 bool "Support for RFC3397 domain search (experimental)"
@@ -104,25 +94,24 @@ config DHCPC_DEFAULT_SCRIPT
104 default "/usr/share/udhcpc/default.script" 94 default "/usr/share/udhcpc/default.script"
105 depends on APP_UDHCPC 95 depends on APP_UDHCPC
106 help 96 help
107 This script is called after udhcpc receives and answer. See 97 This script is called after udhcpc receives an answer. See
108 examples/udhcp for a working example. Normaly it is save 98 examples/udhcp for a working example. Normally it is safe
109 to leave this untouched. 99 to leave this untouched.
110 100
111
112config UDHCPC_SLACK_FOR_BUGGY_SERVERS 101config UDHCPC_SLACK_FOR_BUGGY_SERVERS
113 int "DHCP options slack buffer size" 102 int "DHCP options slack buffer size"
114 default 80 103 default 80
115 range 0 924 104 range 0 924
116 depends on APP_UDHCPD || APP_UDHCPC 105 depends on APP_UDHCPD || APP_UDHCPC
117 help 106 help
118 Some buggy DHCP servers will send DHCP offer packets with option 107 Some buggy DHCP servers send DHCP offer packets with option
119 field larger than we expect (which might also be considered a 108 field larger than we expect (which might also be considered a
120 buffer overflow attempt). These packets are normally discarded. 109 buffer overflow attempt). These packets are normally discarded.
121 If circumstances beyond your control force you to support such 110 If circumstances beyond your control force you to support such
122 servers, this may help. The upper limit (924) makes dhcpc accept 111 servers, this may help. The upper limit (924) makes dhcpc accept
123 even 1500 byte packets (maximum-sized ethernet packets). 112 even 1500 byte packets (maximum-sized ethernet packets).
124 113
125 This options does not make dhcp[cd] emit non-standard 114 This option does not make dhcp[cd] emit non-standard
126 sized packets. 115 sized packets.
127 116
128 Known buggy DHCP servers: 117 Known buggy DHCP servers:
@@ -130,4 +119,4 @@ config UDHCPC_SLACK_FOR_BUGGY_SERVERS
130 seems to confuse maximum allowed UDP packet size with 119 seems to confuse maximum allowed UDP packet size with
131 maximum size of entire IP packet, and sends packets which are 120 maximum size of entire IP packet, and sends packets which are
132 28 bytes too large. 121 28 bytes too large.
133 Seednet (ISP) VDSL: sends packets 2 bytes too big. 122 Seednet (ISP) VDSL: sends packets 2 bytes too large.