问

MAC表有问题，请老师们看一下是什么原因造成的。

MAC地址表

2019-09-23提问

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zhiliao_Y1pmr

zhiliao_Y1pmr 零段

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问题描述：

如图，因为发现外网访问DMZ区域的包，被防火墙转发到核心交换机。

在防火墙建的VLAN，并且给了个地址做网关，到DMZ区域的地址走的是自动生成的路由，下一跳是这个VLAN的地址。

抓包发现，数据包到防火墙后，防火墙查询MAC表，这个地址绑定的是核心交换机和防火墙级联的端口，所以数据包转发到了交换机。

请问这种情况是怎么造成的？应该怎么解决。

辛苦老师们给看一下。

最佳答案

zhiliao_Y1pmr

zhiliao_Y1pmr 知了小白

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# version 7.1.064, Release 9510P05

# sysname F100

# clock timezone Beijing add 08:00:00 clock protocol ntp context 1

# context Admin id 1

# telnet server enable

# irf mac-address persistent timer irf auto-update enable undo irf link-delay irf member 1 priority 1

# password-recovery enable

# vlan 1

# vlan 10

# vlan 888

# object-group ip address 0.181 0 network host address 18.0.0.181

# object-group ip address 909 description т¼¼˵909 0 network host address 马赛克 10 network host address 马赛克

# interface NULL0

# interface Vlan-interface1 ip address 10.0.0.2 255.255.255.0

# interface Vlan-interface888 ip address 18.0.0.254 255.255.255.0

# interface GigabitEthernet1/0/0 port link-mode route combo enable fiber ip address 192.168.0.1 255.255.255.0

# interface GigabitEthernet1/0/1 port link-mode route combo enable fiber

# interface GigabitEthernet1/0/4 port link-mode route

# interface GigabitEthernet1/0/5 port link-mode route

# interface GigabitEthernet1/0/6 port link-mode route

# interface GigabitEthernet1/0/7 port link-mode route

# interface GigabitEthernet1/0/8 port link-mode route

# interface GigabitEthernet1/0/11 port link-mode route

# interface GigabitEthernet1/0/2 port link-mode bridge

# interface GigabitEthernet1/0/3 port link-mode bridge

# interface GigabitEthernet1/0/9 port link-mode bridge port access vlan 888

# interface GigabitEthernet1/0/10 port link-mode bridge port access vlan 888

# object-policy ip Any-Any rule 10000 drop counting

# object-policy ip DMZ-DMZ rule 0 pass counting

# object-policy ip DMZ-Local rule 0 pass counting

# object-policy ip DMZ-Trust rule 0 pass counting rule 1 drop counting

# object-policy ip DMZ-Untrust rule 0 pass counting

# object-policy ip Local-DMZ rule 0 pass counting

# object-policy ip Local-Trust rule 0 pass counting

# object-policy ip Local-Untrust rule 0 pass counting

# object-policy ip Trust-DMZ rule 0 pass counting

# object-policy ip Trust-Local rule 0 pass counting

# object-policy ip Trust-Untrust rule 0 pass counting

# object-policy ip Untrust-DMZ rule 1 pass source-ip 909 destination-ip 0.181 counting rule 1 comment 909·Ďȵ0022 rule 0 drop counting # object-policy ip Untrust-Local rule 0 pass counting

# object-policy ip Untrust-Trust rule 0 drop counting

# security-zone name Local # security-zone name Trust import interface Vlan-interface1 import interface GigabitEthernet1/0/3 vlan 1

# security-zone name DMZ import interface Vlan-interface888 import interface GigabitEthernet1/0/9 vlan 888

# security-zone name Untrust import interface GigabitEthernet1/0/2 vlan 1

# security-zone name Management import interface GigabitEthernet1/0/0

# zone-pair security source Any destination Any object-policy apply ip Any-Any packet-filter 3000

# zone-pair security source DMZ destination DMZ object-policy apply ip DMZ-DMZ

# zone-pair security source DMZ destination Local object-policy apply ip DMZ-Local

# zone-pair security source DMZ destination Trust object-policy apply ip DMZ-Trust

# zone-pair security source DMZ destination Untrust object-policy apply ip DMZ-Untrust

# zone-pair security source Local destination DMZ object-policy apply ip Local-DMZ

# zone-pair security source Local destination Trust object-policy apply ip Local-Trust

# zone-pair security source Local destination Untrust object-policy apply ip Local-Untrust

# zone-pair security source Trust destination DMZ object-policy apply ip Trust-DMZ

# zone-pair security source Trust destination Local object-policy apply ip Trust-Local

# zone-pair security source Trust destination Untrust object-policy apply ip Trust-Untrust

# zone-pair security source Untrust destination DMZ object-policy apply ip Untrust-DMZ

# zone-pair security source Untrust destination Local object-policy apply ip Untrust-Local

# zone-pair security source Untrust destination Trust object-policy apply ip Untrust-Trust

# scheduler logfile size 16

# line class aux user-role network-operator

# line class console user-role network-admin

# line class vty user-role network-operator

# line aux 0 user-role network-admin

# line con 0 authentication-mode scheme user-role network-admin

# line vty 0 63 authentication-mode scheme user-role network-admin

# ip route-static 0.0.0.0 0 10.0.0.1 ip route-static 172.0.0.0 8 10.0.0.4 ip route-static 192.168.0.0 16 10.0.0.4

# ssh server enable

# acl advanced 3000 rule 0 permit ip

# domain system

# aaa session-limit ftp 16 aaa session-limit telnet 16 aaa session-limit ssh 16 domain default enable system

# role name level-0 description Predefined level-0 role

# role name level-1 description Predefined level-1 role

# role name level-2 description Predefined level-2 role

# role name level-3 description Predefined level-3 role

# role name level-4 description Predefined level-4 role

# role name level-5 description Predefined level-5 role

# role name level-6 description Predefined level-6 role

# role name level-7 description Predefined level-7 role

# role name level-8 description Predefined level-8 role

# role name level-9 description Predefined level-9 role

# role name level-10 description Predefined level-10 role

# role name level-11 description Predefined level-11 role

# role name level-12 description Predefined level-12 role

# role name level-13 description Predefined level-13 role

#role name level-14 description Predefined level-14 role

# user-group system

# local-user admin class manage password hash 马赛克== service-type ssh telnet terminal https authorization-attribute user-role level-3 authorization-attribute user-role network-admin authorization-attribute user-role network-operator

# ip https enable # return