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сервис_dhcp
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сервис_dhcp [2020/05/15 20:50] val [FreeBSD/Debian/Ubuntu] |
сервис_dhcp [2023/03/03 11:56] val [Стандартная конфигурация] |
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| ====== Сервис DHCP ====== | ====== Сервис DHCP ====== | ||
| - | * [[http://ru.wikipedia.org/wiki/DHCP]] | + | * [[https://ru.wikipedia.org/wiki/DHCP|Dynamic Host Configuration Protocol]] |
| + | * [[https://www.isc.org/|Internet Systems Consortium, Inc. Mission-driven non-profit since 1994]] | ||
| + | * [[https://www.vultr.com/docs/stop-dhcp-from-changing-resolve-conf/|Stop DHCP From Changing resolv.conf]] | ||
| + | |||
| + | * [[https://www.isc.org/kea/|Kea DHCP Modern, open source DHCPv4 & DHCPv6 server]] | ||
| ===== Установка ===== | ===== Установка ===== | ||
| Line 11: | Line 15: | ||
| root@gate:~# cat /etc/default/isc-dhcp-server | root@gate:~# cat /etc/default/isc-dhcp-server | ||
| </code><code> | </code><code> | ||
| - | INTERFACES="eth0" | + | INTERFACESv4="eth0" |
| + | #INTERFACESv4="vlan2" | ||
| + | #INTERFACESv4="eth0 eth2" | ||
| </code> | </code> | ||
| Line 32: | Line 38: | ||
| option domain-name "corpX.un"; | option domain-name "corpX.un"; | ||
| option domain-name-servers 192.168.X.10; | option domain-name-servers 192.168.X.10; | ||
| + | #option domain-name-servers 192.168.X.12; | ||
| - | #### For provisioning #### | + | |
| + | #### For phone provisioning #### | ||
| #option file-server-name code 66 = string; # RFC 2132 | #option file-server-name code 66 = string; # RFC 2132 | ||
| - | #option file-server-address code 150 = ip-address; # RFC 5859 | + | #option file-server-address code 150 = ip-address; # RFC 5859 (Cisco) |
| #option file-server-name "server.corpX.un"; | #option file-server-name "server.corpX.un"; | ||
| #option file-server-address 192.168.X.10; | #option file-server-address 192.168.X.10; | ||
| + | |||
| + | #### For PXE #### | ||
| + | #allow booting; | ||
| + | #allow bootp; | ||
| + | #next-server 192.168.X.10; | ||
| + | #filename "pxelinux.0"; | ||
| | | ||
| shared-network LAN1 { | shared-network LAN1 { | ||
| subnet 192.168.X.0 netmask 255.255.255.0 { | subnet 192.168.X.0 netmask 255.255.255.0 { | ||
| - | range 192.168.X.101 192.168.X.199; | + | range 192.168.X.101 192.168.X.109; |
| option routers 192.168.X.1; | option routers 192.168.X.1; | ||
| } | } | ||
| } | } | ||
| - | #### Digim D40 #### | + | #shared-network LAN2 { |
| - | #phone 407 { | + | # subnet 192.168.113.0 netmask 255.255.255.0 { |
| - | # hardware ethernet 00:0f:d3:06:11:d3; | + | # range 192.168.113.101 192.168.113.109; |
| - | # option file-server-name "http://server.corpX.un/"; | + | # option routers 192.168.113.1; |
| + | # next-server 192.168.X.10; | ||
| + | # filename "pxe_lan2/pxelinux.0"; | ||
| + | # } | ||
| #} | #} | ||
| Line 56: | Line 73: | ||
| # hardware ethernet 00:12:f0:79:3b:51; | # hardware ethernet 00:12:f0:79:3b:51; | ||
| # fixed-address 192.168.100+X.200; | # fixed-address 192.168.100+X.200; | ||
| + | #} | ||
| + | |||
| + | #### Digim D40 #### | ||
| + | #phone 407 { | ||
| + | # hardware ethernet 00:0f:d3:06:11:d3; | ||
| + | # option file-server-name "http://server.corpX.un/"; | ||
| #} | #} | ||
| </code> | </code> | ||
| Line 62: | Line 85: | ||
| * !!! Синхронизируем время в системах !!! [[Сервис NTP]] | * !!! Синхронизируем время в системах !!! [[Сервис NTP]] | ||
| - | * [[http://www.lithodyne.net/docs/dhcp/dhcp.html|DHCP Failover/load balancing]] | + | * man dhcpd.conf (DHCP FAILOVER) |
| + | * [[https://stevendiver.com/2020/02/21/isc-dhcp-failover-configuration/|ISC DHCP Failover Configuration]] | ||
| <code> | <code> | ||
| Line 167: | Line 191: | ||
| root@gate:~# dhcp-lease-list | root@gate:~# dhcp-lease-list | ||
| - | root@gate:~# tail -f /var/lib/dhcp/dhcpd.leases | + | root@gate:~# less /var/lib/dhcp/dhcpd.leases |
| + | |||
| + | root@gate:~# grep dhcp /var/log/syslog | ||
| </code> | </code> | ||
| ===== Статистика DHCP сервера ===== | ===== Статистика DHCP сервера ===== | ||
| - | [[http://sourceforge.net/projects/dhcpd-pools/files/]] | + | * [[http://sourceforge.net/projects/dhcpd-pools/files/]] |
| ==== Debian/Ubuntu ==== | ==== Debian/Ubuntu ==== | ||
| <code> | <code> | ||
| # apt install dhcpd-pools | # apt install dhcpd-pools | ||
| + | |||
| + | # dhcpd-pools | ||
| # dhcpd-pools -l /var/lib/dhcp/dhcpd.leases -c /etc/dhcp/dhcpd.conf | # dhcpd-pools -l /var/lib/dhcp/dhcpd.leases -c /etc/dhcp/dhcpd.conf | ||
| Line 184: | Line 212: | ||
| #!/bin/sh | #!/bin/sh | ||
| - | CMD='/usr/bin/dhcpd-pools -l /var/lib/dhcp/dhcpd.leases -c /etc/dhcp/dhcpd.conf -f c | grep 192.168.X' | + | CMD='/usr/bin/dhcpd-pools -l /var/lib/dhcp/dhcpd.leases -c /etc/dhcp/dhcpd.conf -f c | grep 192.168.' |
| MAX=`eval $CMD | cut -d'"' -f8` | MAX=`eval $CMD | cut -d'"' -f8` | ||
| CUR=`eval $CMD | cut -d'"' -f10` | CUR=`eval $CMD | cut -d'"' -f10` | ||
| Line 211: | Line 239: | ||
| # wget http://www.netpatch.ru/projects/dhcdrop/dhcdrop-lin-0.5.tar.bz2 | # wget http://www.netpatch.ru/projects/dhcdrop/dhcdrop-lin-0.5.tar.bz2 | ||
| - | # cd /usr/local/sbin/ | + | # tar -xvf /root/dhcdrop-lin-0.5.tar.bz2 -C /usr/local/sbin/ dhcdrop |
| - | + | ||
| - | # tar -xvf /root/dhcdrop-lin-0.5.tar.bz2 dhcdrop | + | |
| </code> | </code> | ||
сервис_dhcp.txt · Last modified: 2024/06/04 14:41 by val
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