diff options
Diffstat (limited to 'release/src/router/busybox/networking/udhcp/Config.in')
| -rw-r--r--[-rwxr-xr-x] | release/src/router/busybox/networking/udhcp/Config.in | 126 |
1 files changed, 93 insertions, 33 deletions
diff --git a/release/src/router/busybox/networking/udhcp/Config.in b/release/src/router/busybox/networking/udhcp/Config.in index a3223de9..d4b76e18 100755..100644 --- a/release/src/router/busybox/networking/udhcp/Config.in +++ b/release/src/router/busybox/networking/udhcp/Config.in @@ -3,60 +3,120 @@ # see scripts/kbuild/config-language.txt. # -menu "udhcp Server/Client" - -config CONFIG_UDHCPD - bool "udhcp Server (udhcpd)" +config APP_UDHCPD + bool "udhcp server (udhcpd)" default n help - uDHCPd is a DHCP server geared primarily toward embedded systems, + udhcpd is a DHCP server geared primarily toward embedded systems, while striving to be fully functional and RFC compliant. - See http://udhcp.busybox.net for further details. - -config CONFIG_UDHCPC - bool "udhcp Client (udhcpc)" +config APP_DHCPRELAY + bool "dhcprelay" default n + depends on APP_UDHCPD help - uDHCPc is a DHCP client geared primarily toward embedded systems, - while striving to be fully functional and RFC compliant. - - The udhcp client negotiates a lease with the DHCP server and - notifies a set of scripts when a leases is obtained or lost. - - See http://udhcp.busybox.net for further details. + dhcprelay listens for dhcp requests on one or more interfaces + and forwards these requests to a different interface or dhcp + server. -config CONFIG_DUMPLEASES +config APP_DUMPLEASES bool "Lease display utility (dumpleases)" default n - depends on CONFIG_UDHCPD + depends on APP_UDHCPD help dumpleases displays the leases written out by the udhcpd server. Lease times are stored in the file by time remaining in lease, or by the absolute time that it expires in seconds from epoch. - See http://udhcp.busybox.net for further details. +config FEATURE_UDHCPD_WRITE_LEASES_EARLY + bool "Rewrite the lease file at every new acknowledge" + default n + depends on APP_UDHCPD + help + If selected, udhcpd will write a new file with leases every + time a new lease has been accepted, thus eliminating the need + to send SIGUSR1 for the initial writing or updating. Any timed + rewriting remains undisturbed + +config DHCPD_LEASES_FILE + string "Absolute path to lease file" + default "/var/lib/misc/udhcpd.leases" + depends on APP_UDHCPD + help + udhcpd stores addresses in a lease file. This is the absolute path + of the file. Normally it is safe to leave it untouched. -config CONFIG_FEATURE_UDHCP_SYSLOG - bool " Log udhcp messages to syslog (instead of stdout)" +config APP_UDHCPC + bool "udhcp client (udhcpc)" default n - depends on CONFIG_UDHCPD || CONFIG_UDHCPC help - If selected, udhcpd will log all its messages to syslog, otherwise, - it will attempt to log them to stdout. + udhcpc is a DHCP client geared primarily toward embedded systems, + while striving to be fully functional and RFC compliant. - See http://udhcp.busybox.net for further details. + The udhcp client negotiates a lease with the DHCP server and + runs a script when a lease is obtained or lost. -config CONFIG_FEATURE_UDHCP_DEBUG - bool " Compile udhcp with noisy debugging messages" +config FEATURE_UDHCPC_ARPING + bool "Verify that the offered address is free, using ARP ping" + default y + depends on APP_UDHCPC + help + If selected, udhcpc will send ARP probes and make sure + the offered address is really not in use by anyone. The client + will DHCPDECLINE the offer if the address is in use, + and restart the discover process. + +config FEATURE_UDHCP_PORT + bool "Enable '-P port' option for udhcpd and udhcpc" + default n + depends on APP_UDHCPD || APP_UDHCPC + help + At the cost of ~300 bytes, enables -P port option. + This feature is typically not needed. + +config UDHCP_DEBUG + bool "Compile udhcp with noisy debugging messages" default n - depends on CONFIG_UDHCPD || CONFIG_UDHCPC + depends on APP_UDHCPD || APP_UDHCPC help - If selected, udhcpd will output extra debugging output. If using - this option, compile uDHCP with "-g", and do not fork the daemon to - the background. + If selected, udhcpd will output extra debugging output. - See http://udhcp.busybox.net for further details. +config FEATURE_UDHCP_RFC3397 + bool "Support for RFC3397 domain search (experimental)" + default n + depends on APP_UDHCPD || APP_UDHCPC + help + If selected, both client and server will support passing of domain + search lists via option 119, specified in RFC3397. + +config UDHCPC_DEFAULT_SCRIPT + string "Absolute path to config script" + default "/usr/share/udhcpc/default.script" + depends on APP_UDHCPC + help + This script is called after udhcpc receives an answer. See + examples/udhcp for a working example. Normally it is safe + to leave this untouched. + +config UDHCPC_SLACK_FOR_BUGGY_SERVERS + int "DHCP options slack buffer size" + default 80 + range 0 924 + depends on APP_UDHCPD || APP_UDHCPC + help + Some buggy DHCP servers send DHCP offer packets with option + field larger than we expect (which might also be considered a + buffer overflow attempt). These packets are normally discarded. + If circumstances beyond your control force you to support such + servers, this may help. The upper limit (924) makes dhcpc accept + even 1500 byte packets (maximum-sized ethernet packets). -endmenu + This option does not make dhcp[cd] emit non-standard + sized packets. + Known buggy DHCP servers: + 3Com OfficeConnect Remote 812 ADSL Router: + seems to confuse maximum allowed UDP packet size with + maximum size of entire IP packet, and sends packets which are + 28 bytes too large. + Seednet (ISP) VDSL: sends packets 2 bytes too large. |