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[root@controlenode1 ~]# tcpdump -i eth0 -enn udp and port 67 or port 68
; m/ @6 m; @" {: ~) W& Htcpdump: WARNING: eth0: no IPv4 address assigned
2 }* ?4 T7 m! r3 R$ |tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
1 M8 f( J0 B; [listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes8 h8 |! R' m( C
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 300
5 ]# f$ c+ q8 A8 z: x19:03:28.112595 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
9 x" V/ M) L$ [4 x6 O) ^7 R6 T19:03:34.421355 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+ X$ u/ a+ v1 _. i
19:03:34.421383 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 3009 ?3 y! X6 X) k* d
19:03:39.394142 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% N/ A& R" t8 t! t) B+ k: [
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 3001 j4 L+ u/ r$ m! S
确定dns
( G& b, O; K2 R# S+ P3 l # ip netns) K5 B0 d! V a( _3 t0 H# n+ {
qdhcp-a7cca42b-eea0-45a7-9eee-243cb4cd43c1
( v3 M( F% t8 M) L" \' jqdhcp-3937d64e-7c2f-48c8-a50a-862dfb7d8371
n8 M! _3 }% @5 l$ pqdhcp-d22b9bfc-3dd6-4a02-8e6c-4382d4384a97
7 P3 o2 _5 i1 W; Z2 Q# y' Kqdhcp-a59997ca-e49e-4a20-8e06-2a80bf0569d7
3 i& e/ S4 c+ m) q[root@ontrolenode1 ~]# source admin-openrc.sh
. T; d7 E+ P* P" n1 b+ K. r[root@ontrolenode1 ~]# neutron net-list
" ~9 ~1 \! _+ i" E, i! o4 B+--------------------------------------+--------+----------------------------------------------------+( M0 Z v3 e7 ~; R" q/ Y; v; ~) w! |
| id | name | subnets |2 P8 W" i) A4 _: [4 {: t
+--------------------------------------+--------+----------------------------------------------------+
& C- b3 K1 p" H' g5 h q; || a7cca42b-eea0-45a7-9eee-243cb4cd43c1 | vlan3 | 7942e702-1b58-4e4e-b95f-652feb55ff5c 10.2.4.0/24 |
8 W* w- f1 i) `- `6 p X3 d( O+--------------------------------------+--------+----------------------------------------------
2 W4 k/ P' N6 j8 } |
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