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
. k+ U7 _3 ]" i  r4 d# b- {9 ^lease {
" N; ^+ z& Q! z0 X' H  interface "ens35";
/ U8 C; }0 y3 Q& p+ L, C+ I/ A: t  fixed-address 192.168.13.9;
: h! d! ]' H- D  option subnet-mask 255.255.255.0;
  q2 |8 f& b" g" ^2 s: ~  option routers 192.168.13.2;
# Q7 F/ [1 i6 B/ o9 L: @6 _" d" ^4 s  option dhcp-lease-time 1800;
0 G9 a1 V+ u) z+ @$ s5 S+ g9 C; b) s  option dhcp-message-type 5;
3 D" c4 T# ^& Q8 C( W0 a# ^  option domain-name-servers 192.168.13.2;
* y  o: V" }: J1 i  option dhcp-server-identifier 192.168.13.254;
  option broadcast-address 192.168.13.255;
  option domain-name "localdomain";
  renew 6 2019/08/17 04:35:41;
- U! E! J. ~' P* @  rebind 6 2019/08/17 04:50:07;
  expire 6 2019/08/17 04:53:52;
}
lease {
- ]$ I8 C% o8 S1 Z9 F0 _5 I2 ~% c  interface "ens34";
  fixed-address 192.168.91.3;
  option subnet-mask 255.255.255.0;
  option dhcp-lease-time 1800;
  option dhcp-message-type 5;
  option domain-name-servers 192.168.91.1;
* q! c7 P  {1 o, A- q) A1 R  option dhcp-server-identifier 192.168.91.254;
  option broadcast-address 192.168.91.255;
  option domain-name "localdomain";
6 u1 Z4 G  m" s/ t: l  renew 6 2019/08/17 04:35:31;
9 a0 O4 C* D! N6 ?( V6 V$ u/ w  rebind 6 2019/08/17 04:50:09;
  expire 6 2019/08/17 04:53:54;
" a' X" x6 k! t! M6 [}
* v3 A, O3 I4 o) C2 jlease {
. [: i& |: @% Z5 I* W  interface "ens33";
  fixed-address 192.168.90.9;
  option subnet-mask 255.255.255.0;
! N- B) U3 e2 Z2 @# ^7 Y& a  option dhcp-lease-time 1800;
3 v5 N: v# k$ M# `3 q5 R# I: h8 L& q( b  option dhcp-message-type 5;
* ]& R0 H$ {# h' G6 y9 |  option domain-name-servers 192.168.90.1;
  q: k% `2 W) u9 L; y0 E2 D9 ~  option dhcp-server-identifier 192.168.90.254;
  option broadcast-address 192.168.90.255;
  option domain-name "localdomain";
  renew 6 2019/08/17 04:38:09;
4 q& J+ s1 g" |  rebind 6 2019/08/17 04:50:11;
8 ?$ f5 z- r- D( i0 `8 ]  expire 6 2019/08/17 04:53:56;
1 H1 w* o3 o; W! {# E; s, W6 X}
lease {
! G" y4 d* H4 z% f# J5 i; N7 [; f  interface "ens39";
! J1 _& H  k) S, E# `, n+ N, {  fixed-address 192.168.9.6;
  option subnet-mask 255.255.255.0;
  option routers 192.168.9.1;
  option dhcp-lease-time 600;
; s" s! h8 {  j9 h7 c' Y/ ^4 h  option dhcp-message-type 5;
& i8 a! I1 M* }$ ]# N: d4 f  option domain-name-servers 192.168.9.1;
  option dhcp-server-identifier 192.168.9.2;
  option broadcast-address 192.168.9.255;
  option domain-name "internal.example.org";
  renew 6 2019/08/17 04:28:18;
  rebind 6 2019/08/17 04:32:43;
  expire 6 2019/08/17 04:33:58;
/ H+ d: f3 f! T) g& P}