H3C WA2620-AGN + netscren ssg204防火墙
情况是这样的
1.四个wa2620刷成了胖AP,然后上面做了基本的二层配置,发射SSId供终端连接,在默认vlan1接口上配置了管理地址
2.防火墙上开的dhcp,做策略,让经过AP的终端上网,
现在网络正常,但是防火墙的日志上,一直显示,如下错误信息
|
[zqst]display interface Vlan-interface 1
Vlan-interface1 current state: UP
Line protocol current state: UP
Description: Vlan-interface1 Interface
The Maximum Transmit Unit is 1500
Internet Address is 192.168.41.2/24 Primary
IP Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: 3c8c-404a-f960
IPv6 Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: 3c8c-404a-f960
Last clearing of counters: Never
看字面意思是,有arp 请求 过程中发现了ip地址冲突,想了几天,不知道这个报错是不是误报,因为网络一直是通的,192.168.41.1是防火墙的接口地址,是终端电脑的网关。
网络结构如下:
防火墙----交换机---ap1(2,3,4) ---无线终端
AP的配置方法如下
<zqst>system-view
System View: return to User View with Ctrl+Z.
[zqst]dis
[zqst]display int
[zqst]display interface vl
[zqst]display interface Vlan-interface 1
Vlan-interface1 current state: UP
Line protocol current state: UP
Description: Vlan-interface1 Interface
The Maximum Transmit Unit is 1500
Internet Address is 192.168.41.2/24 Primary
IP Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: 3c8c-404a-f960
IPv6 Packet Frame Type: PKTFMT_ETHNT_2, Hardware Address: 3c8c-404a-f960
Last clearing of counters: Never
[zqst]dis
[zqst]display cu
[zqst]display current-configuration
#
version 5.20, Release 1308P11
#
sysname zqst
#
domain default enable system
#
telnet server enable
#
port-security enable
#
password-recovery enable
#
vlan 1
#
domain system
access-limit disable
state active
idle-cut disable
self-service-url disable
#
user-group system
group-attribute allow-guest
#
local-user admin
password cipher $c$3$6tSpAMAe2g2eYEx7+4oOmeYQlR2bO6u1cJH9qY0=
authorization-attribute level 3
service-type telnet
service-type web
#
wlan rrm
dot11a mandatory-rate 6 12 24
dot11a supported-rate 9 18 36 48 54
dot11b mandatory-rate 1 2
dot11b supported-rate 5.5 11
dot11g mandatory-rate 1 2 5.5 11
dot11g supported-rate 6 9 12 18 24 36 48 54
#
wlan service-template 3 crypto
ssid mei_nei05
authentication-method shared-key
cipher-suite wep40
wep default-key 1 wep40 pass-phrase cipher $c$3$b0YYEL72Pupy63Z77W6WO+cSeOms2fDs
service-template enable
#
cwmp
undo cwmp enable
#
interface NULL0
#
interface Vlan-interface1
ip address 192.168.41.2 255.255.255.0
#
interface GigabitEthernet1/0/1
#
interface WLAN-BSS10
port link-type hybrid
port hybrid vlan 1 untagged
#
interface WLAN-BSS20
port link-type hybrid
port hybrid vlan 1 untagged
#
interface WLAN-BSS50
port link-type hybrid
port hybrid vlan 1 untagged
#
interface WLAN-BSS51
port link-type hybrid
port hybrid vlan 1 untagged
#
interface WLAN-Radio1/0/1
service-template 3 interface wlan-bss 10
#
interface WLAN-Radio1/0/2
service-template 3 interface wlan-bss 20
#
arp-snooping enable
#
load xml-configuration
#
load tr069-configuration
#
user-interface con 0
user-interface vty 0 4
authentication-mode scheme
#
return
[zqst]
(0)
最佳答案
可以将网络缩小一点,看看到底有没有地址重复,没有的话估计就是防火墙的误报
(0)
因为192.168.41.1是网关,关键是这个报错信息 都是在基本上没人用的时候报的,白天上班时间段,都没有这 个报错信息,
ip冲突,是不是192.168.41.1这个端地址重复了。
(0)
192.168.41.1是网关,他这个报错都是在非上班时间出现的,我观察了下,上班的时候,有人连无线,基本上是没有报错信息的,我另外还有一台电脑一直挂在这个网络里, 用的是有线,游戏一直没断,按说,应该网络一直是通的。
192.168.41.1是网关,他这个报错都是在非上班时间出现的,我观察了下,上班的时候,有人连无线,基本上是没有报错信息的,我另外还有一台电脑一直挂在这个网络里, 用的是有线,游戏一直没断,按说,应该网络一直是通的。
这个和AP的 arp-snooping有关吗。我看报错信息 间隔时间 14-15分钟一次, 白天报的少,晚上无人用的时候,报的多,
2017-11-28 07:44:15 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 07:29:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 07:15:15 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 07:00:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 06:46:15 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 06:31:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 06:17:14 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 06:02:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 05:48:14 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 05:33:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 05:19:14 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 05:04:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 04:50:14 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 04:35:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 04:21:14 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 04:06:44 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 03:40:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 03:26:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 03:11:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 02:57:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 02:42:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 02:28:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 02:13:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 01:59:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 01:44:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 01:30:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 01:15:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 01:01:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 00:46:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 00:32:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 00:17:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-28 00:03:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 23:48:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 23:34:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 23:19:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 23:05:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 22:50:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 22:36:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 22:21:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 22:07:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 21:52:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 21:38:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 21:23:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 21:08:59 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 20:54:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 20:39:59 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 20:25:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 20:10:58 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 19:49:22 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 19:33:14 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 07:51:03 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 07:36:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 07:22:03 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 07:07:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 06:53:03 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 06:38:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 06:24:02 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 06:09:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 05:55:02 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 05:40:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 05:26:02 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 05:11:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 04:57:02 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 04:42:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 04:28:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 04:13:32 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 03:59:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 03:44:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 03:30:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 03:15:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 03:01:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 02:46:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 02:32:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 02:17:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 02:03:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 01:48:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 01:34:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 01:19:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 01:05:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 00:50:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 00:36:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 00:21:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-27 00:07:01 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 23:52:31 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 23:38:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 23:23:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 23:09:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 22:54:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 22:40:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 22:25:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 22:11:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 21:56:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 21:42:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 21:27:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 21:13:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 20:58:30 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 20:44:00 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 20:29:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 20:14:59 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
2017-11-26 20:00:29 | crit | arp req, detect IP conflict (192.168.41.1), mac: 3c8c404b0640 on interface ethernet3 |
(0)
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因为192.168.41.1是网关,关键是这个报错信息 都是在基本上没人用的时候报的,白天上班时间段,都没有这 个报错信息,