在Linux系统下查看dhcp的client相关信息

admin

dhcpd服务器自己所使用到的dhcp server地址
cat /var/lib/dhclient/dhclient.leases
6 n( r* V$ i0 J/ _  T; ]lease {
" |$ L. `3 Z4 k6 ^; x: R' ~: F  interface "ens35";
  fixed-address 192.168.13.9;
  option subnet-mask 255.255.255.0;
  option routers 192.168.13.2;
& w! q  i( E/ ]" L  option dhcp-lease-time 1800;
  option dhcp-message-type 5;
$ J4 v* b7 t2 f( C3 Q3 I2 D+ W  option domain-name-servers 192.168.13.2;
  option dhcp-server-identifier 192.168.13.254;
  option broadcast-address 192.168.13.255;
& r  L1 x; K1 e  option domain-name "localdomain";
  renew 6 2019/08/17 04:35:41;
  rebind 6 2019/08/17 04:50:07;
  expire 6 2019/08/17 04:53:52;
- G* v. P/ o: V5 a1 j, f4 N}
lease {
  interface "ens34";
  fixed-address 192.168.91.3;
  option subnet-mask 255.255.255.0;
. l- ~4 C& A# s& U0 S& v, w3 \% J: Q  option dhcp-lease-time 1800;
. D5 @% p: r. y- Y  H) F, D  option dhcp-message-type 5;
  option domain-name-servers 192.168.91.1;
# R8 C6 N! y6 l& Q9 h5 f- c: }  option dhcp-server-identifier 192.168.91.254;
; g: B: \3 D$ u. Z: u7 |4 Y8 }  option broadcast-address 192.168.91.255;
5 E6 S- g3 d/ ~0 G7 P  option domain-name "localdomain";
, \; x8 |% N# B' s, f  ^  renew 6 2019/08/17 04:35:31;
  rebind 6 2019/08/17 04:50:09;
( V' k; J- |% ]9 l& G, K  expire 6 2019/08/17 04:53:54;
}
lease {
  interface "ens33";
; z- b9 M$ h& k7 G/ w6 M  fixed-address 192.168.90.9;
  option subnet-mask 255.255.255.0;
  option dhcp-lease-time 1800;
  option dhcp-message-type 5;
. r2 N+ f' J1 L' y  option domain-name-servers 192.168.90.1;
  option dhcp-server-identifier 192.168.90.254;
* ~  [& u$ J& J( ?$ Q  option broadcast-address 192.168.90.255;
) Q0 b7 e+ O  I  option domain-name "localdomain";
  renew 6 2019/08/17 04:38:09;
  rebind 6 2019/08/17 04:50:11;
  B+ ~( `6 |0 r  expire 6 2019/08/17 04:53:56;
}
lease {
0 h# d6 `4 }0 o: x  interface "ens39";
  fixed-address 192.168.9.6;
+ v9 \- c. H2 N  M  option subnet-mask 255.255.255.0;
" `# W9 c. A: x  option routers 192.168.9.1;
  option dhcp-lease-time 600;
; F" p& M6 X/ E  option dhcp-message-type 5;
0 e/ S) o6 a- X0 `9 t! k  option domain-name-servers 192.168.9.1;
$ x. \! Y; i, h7 }, W' B% P5 M  option dhcp-server-identifier 192.168.9.2;
% x- o( ~- Q. r. v6 m  option broadcast-address 192.168.9.255;
  option domain-name "internal.example.org";
/ P6 t8 f- o, f1 T9 A( m  renew 6 2019/08/17 04:28:18;
0 [- b9 n2 A+ i2 n9 S2 `  rebind 6 2019/08/17 04:32:43;
( ~$ j. `6 o5 \* X# U' D! \  expire 6 2019/08/17 04:33:58;
}