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[root@controlenode1 ~]# tcpdump -i eth0 -enn udp and port 67 or port 68
8 d! O- Y2 k5 ?$ }tcpdump: WARNING: eth0: no IPv4 address assigned3 G k& E! U8 B$ r! H4 W x6 N
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode/ f: l e3 E+ I3 A- g3 s* `' C! m2 e
listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes
G& i3 K. d l+ m; V1 c1 C3 _19:03:28.112577 fa:16:3e:64:fd:e9 > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from fa:16:3e:64:fd:e9, length 3004 K; a& W+ U( h3 F0 T
19:03:28.112595 fa:16:3e:64:fd:e9 > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from fa:16:3e:64:fd:e9, length 300; m' G& k- G8 H( Z& v
19:03:34.421355 fa:16:3e:2c:50:7f > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from fa:16:3e:2c:50:7f, length 300
1 }9 e' Y. ?1 I2 U19:03:34.421383 fa:16:3e:2c:50:7f > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from fa:16:3e:2c:50:7f, length 300
% n$ [& n, T) d7 Q$ b" [+ D, k- m& f19:03:39.394142 fa:16:3e:64:fd:e9 > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from fa:16:3e:64:fd:e9, length 300' c, ~+ n! {( i
19:03:39.394177 fa:16:3e:64:fd:e9 > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from fa:16:3e:64:fd:e9, length 300
0 ^1 o, b1 [- E 确定dns; ?" r( y- n4 g0 s/ h, i
# ip netns
$ p% I1 {2 |3 N6 s# R3 Kqdhcp-a7cca42b-eea0-45a7-9eee-243cb4cd43c1; \2 _# E( Z( E3 c6 t
qdhcp-3937d64e-7c2f-48c8-a50a-862dfb7d8371- L! y: e6 P1 {1 a6 d* Q7 Z O( V
qdhcp-d22b9bfc-3dd6-4a02-8e6c-4382d4384a977 s) K( u% c. _( ^' N$ f2 p# a
qdhcp-a59997ca-e49e-4a20-8e06-2a80bf0569d7
, t' b! J1 v. s; A4 N[root@ontrolenode1 ~]# source admin-openrc.sh 7 m- M5 W' d( j, r: c' ^
[root@ontrolenode1 ~]# neutron net-list$ T- q0 Y# C- z' ?: o) G
+--------------------------------------+--------+----------------------------------------------------+
' e: x$ s& v0 f. Z% E7 u| id | name | subnets |4 D: [9 E) K9 j+ k x* E4 `% K
+--------------------------------------+--------+----------------------------------------------------+3 w% X/ f! n; u& E- B5 a- b& l- Z q
| a7cca42b-eea0-45a7-9eee-243cb4cd43c1 | vlan3 | 7942e702-1b58-4e4e-b95f-652feb55ff5c 10.2.4.0/24 |
2 `2 c/ h- _) J+--------------------------------------+--------+----------------------------------------------8 ], L! C1 x. J+ I6 T
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发表于 2017-7-26 18:06:42