Server/dhcp: Unterschied zwischen den Versionen

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[[Kategorie:Server]]

Version vom 13. Januar 2018, 20:25 Uhr

Hardware

Lxc auf Server/flatbert

Software

  • isc-dhcp43-server
  • tftp-hpa-5.2

Verwendungszweck

  • DHCP Server (primary)
  • TFTP Server (für PXE Boot, derzeit debian 8 amd64, Linux Mint Debian Edition 32bit/amd64)

PXE Boot

Debian Mint Edition lädt Dateisystem über storage vom Pfad /mnt/zroot/storage/rpool/install/LinuxMint/nfs-{32,64}bit nach.

/etc/dhcpd.conf

#
# /etc/dhcpd.conf for primary DHCP server
#
### ### ### C3D2 ### ### ###

option local-proxy-config code 252 = text;

authoritative;                                             # server is authoritative
option domain-name "hq.c3d2.de";                           # the domain name issued
option domain-name-servers 172.22.99.51, 172.22.99.251, 213.73.91.35, 74.82.42.42;        # name servers issued
#option netbios-name-servers 192.168.1.2;                  # netbios servers
allow booting;                                             # allow for booting over the network
allow bootp;                                               # allow for booting
next-server 172.22.99.50;                                  # TFTP server for booting
#filename "pxelinux.0";                                    # kernel for network booting
filename "pxelinux.0";                                     # kernel for network booting
ddns-update-style interim;                                 # setup dynamic DNS updates
ddns-updates on;
ddns-domainname "dhcp.hq.c3d2.de";                         # domain name for DDNS updates
#
default-lease-time 3600;
max-lease-time 604800;
#
#key rndckey {
#        algorithm       hmac-md5;
#        secret          "xxxxxxxxxx";                     # get from the /etc/rndc.key file on the master
#}
zone dhcp.hq.c3d2.de                                       # forward zone to update
{
        primary 89.238.79.221;                             # update on the local machine
#        key rndckey;                                      # key to use for the update
}
zone 99.22.172.in-addr.arpa                                # reverse zone to update
{
        primary 89.238.79.221;                             # update on the local machine
#        key rndckey;                                      # key for update
}
failover peer "dhcp-failover" {                            # fail over configuration
         primary;                                          # This is the secondary
         address 172.22.99.50;                             # our ip address
         port 647;
         peer address 172.22.99.9;                         # primary's ip address
         peer port 647;
         max-response-delay 60;
         max-unacked-updates 10;
         mclt 3600;
         split 128;
         load balance max seconds 3;
}
subnet 172.22.99.0 netmask 255.255.255.0                   # zone to issue addresses from
{
        pool {
                failover peer "dhcp-failover";             # pool for dhcp, bootp leases with failover
                option routers 172.22.99.1;
                range 172.22.99.100 172.22.99.199;

                option local-proxy-config "http://172.22.99.54/proxy.pac";

### fixed-address // ###
...
### // fixed-address ###

        }
#        pool {                                             # accomodate our bootp clients here no replication and failover
#                option routers 172.22.99.4;
#                range 172.22.99.50 172.22.99.99;
#        }
        allow unknown-clients;
        ignore client-updates;
}

log-facility local7;

### ### ### C3D2 ### ### ###
# EOF

/var/lib/tftpboot

drwxrwxr-x  5 nobody nogroup       11 Jul 16 19:53 .
drwxr-xr-x 28 root   root          28 May 29 17:11 ..
-rw-r--r--  1 root   root    47454756 Jul  1 18:21 c1841-adventerprisek9-mz.151-4.M10.bin
drwxrwxr-x  3 nobody nogroup        3 Apr 23 00:11 debian-installer
drwxr-xr-x  4 root   root           4 Jul 16 19:04 images
lrwxrwxrwx  1 nobody nogroup       47 Apr 23 00:11 ldlinux.c32 -> debian-installer/amd64/boot-screens/ldlinux.c32
-rw-r--r--  1 nobody nogroup 19368308 Apr 23 00:11 netboot.tar.gz
lrwxrwxrwx  1 nobody nogroup       33 Apr 23 00:11 pxelinux.0 -> debian-installer/amd64/pxelinux.0
drwxr-xr-x  2 root   root           3 Jul 16 21:14 pxelinux.cfg
-rw-rw-r--  1 nobody nogroup       54 Apr 23 00:11 version.info