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
1 h5 h0 y! r  _9 N4 slease {
  interface "ens35";
( \- i+ }( M' p7 }& x3 q  fixed-address 192.168.13.9;
( ~7 P& i. Y7 o. j5 A" ]  option subnet-mask 255.255.255.0;
  option routers 192.168.13.2;
  option dhcp-lease-time 1800;
' _3 Y! e1 b- J5 _1 k1 C  option dhcp-message-type 5;
$ _4 v0 {0 m# o6 Y- K  option domain-name-servers 192.168.13.2;
  option dhcp-server-identifier 192.168.13.254;
& Z+ m1 F9 i' p+ R" [  option broadcast-address 192.168.13.255;
  option domain-name "localdomain";
  renew 6 2019/08/17 04:35:41;
& P% i8 B' Q3 L2 M, P! ^  rebind 6 2019/08/17 04:50:07;
  expire 6 2019/08/17 04:53:52;
8 f3 l, \3 i9 \! j0 m% u4 D}
lease {
  interface "ens34";
  fixed-address 192.168.91.3;
; \" {  w% A; v5 p2 a* O  O0 t  option subnet-mask 255.255.255.0;
$ d7 ^- Y3 q4 j. n9 f  option dhcp-lease-time 1800;
  option dhcp-message-type 5;
6 S! j8 @" k0 ^' H  option domain-name-servers 192.168.91.1;
  option dhcp-server-identifier 192.168.91.254;
  option broadcast-address 192.168.91.255;
  option domain-name "localdomain";
/ Z: }/ }& D8 f6 x8 J: h9 `- [' B  renew 6 2019/08/17 04:35:31;
" c+ Y/ p. w) X; d- \  rebind 6 2019/08/17 04:50:09;
- u1 D5 v) ^" B- j$ S  expire 6 2019/08/17 04:53:54;
}
lease {
  interface "ens33";
  fixed-address 192.168.90.9;
  option subnet-mask 255.255.255.0;
' I0 I: ?! K! f; v- `; P2 V. a  option dhcp-lease-time 1800;
  option dhcp-message-type 5;
  option domain-name-servers 192.168.90.1;
  option dhcp-server-identifier 192.168.90.254;
1 c& o2 v. a& n0 B! K  L4 [' g5 j  option broadcast-address 192.168.90.255;
  option domain-name "localdomain";
( n. z) u, D: U/ T- Z  u  renew 6 2019/08/17 04:38:09;
" {8 `! A% y2 \4 u  rebind 6 2019/08/17 04:50:11;
8 c$ J: n9 D  P9 [- L  expire 6 2019/08/17 04:53:56;
}
lease {
  interface "ens39";
  fixed-address 192.168.9.6;
$ F$ `4 G% ?6 S7 y3 m  option subnet-mask 255.255.255.0;
0 r0 }9 v( z3 m3 A) v- v# H( d" Z  option routers 192.168.9.1;
# _. V2 N, Q6 Z8 }  option dhcp-lease-time 600;
  option dhcp-message-type 5;
  option domain-name-servers 192.168.9.1;
- m) v' y3 x# d& F4 t$ A0 I  option dhcp-server-identifier 192.168.9.2;
2 O. I  |) p0 b0 u$ V/ E  option broadcast-address 192.168.9.255;
! X& w$ ]! {0 l7 i, F7 x  option domain-name "internal.example.org";
  renew 6 2019/08/17 04:28:18;
4 `9 i/ v. @4 b) r% ^  G' c  rebind 6 2019/08/17 04:32:43;
5 g/ g  n0 h. }4 c  expire 6 2019/08/17 04:33:58;
}