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F1080防火墙OSPF无法建立

2020-02-27 发表

组网及说明

路由器——F1080——服务器



问题描述

现场删除全放通策略,只保留业务ip的策略,ospf无法建立。

配置如下:

[FW-security-policy-ip]dis this

security-policy ip

rule 5 name trust-untrust

  action pass

  source-zone trust

  destination-zone untrust

rule 10 name any-local

  action pass

  destination-zone local

  service telnet

  service ssh

  service https

  service http

rule 15 name local-any

  action pass

  source-zone local

rule 20 name trust-trust

  action pass

  source-zone trust

  destination-zone trust

rule 100 name 业务访问

  action pass

  counting enable

  source-zone Untrust

  destination-zone Trust

  source-ip test

  source-ip 外部单位

  destination-ip EAS应用

  destination-ip EAS数据

  service 6888

  service 11034

rule 1 name any

  action pass

#

 

#

object-group ip address test

30 network host address 172.xx.xx.253

#

object-group ip address EAS应用

0 network host address 172.xx.xx.210

#

object-group service 6888

0 service tcp destination eq 6888

#

 按上述配置,现场访问没问题,ospf建立正常

*Aug 21 16:21:09:309 2019 ZL_BGW_FIREWALL FILTER/7/PACKET: -COntext=1; The packet is permitted. Src-ZOne=Untrust, Dst-ZOne=Trust;If-In=GigabitEthernet1/0/15(16), If-Out=GigabitEthernet1/0/14(15), VLAN-In=255, VLAN-Out=255; Packet Info:Src-IP=172.16.255.253, Dst-IP=172.19.51.210, VPN-Instance=, Src-MacAddr=5cc9-99ba-88f1,Src-Port=62702, Dst-Port=6888, Protocol=TCP(6), Application=general_tcp(2086), SecurityPolicy=业务访问, Rule-ID=100.

 

此时不愿意配置any全放通策略,于是关闭rule 1

[FW-security-policy-ip-1-any]disable

此时访问没有会话

 

rule100中的源目地址undo

[FW-security-policy-ip-100-业务访问]dis this

#

rule 100 name 业务访问

  action pass

  counting enable

  source-zone Untrust

  destination-zone Trust

#

此时业务恢复

*Aug 21 16:27:43:590 2019 ZL_BGW_FIREWALL FILTER/7/PACKET: -COntext=1; The packet is permitted. Src-ZOne=Untrust, Dst-ZOne=Trust;If-In=GigabitEthernet1/0/15(16), If-Out=GigabitEthernet1/0/14(15), VLAN-In=255, VLAN-Out=255; Packet Info:Src-IP=172.16.255.253, Dst-IP=172.19.51.210, VPN-Instance=, Src-MacAddr=5cc9-99ba-88f1,Src-Port=62706, Dst-Port=6888, Protocol=TCP(6), Application=general_tcp(2086), SecurityPolicy=业务访问, Rule-ID=100.

过程分析

现场跑的是ospf,安全策略需要放通组播地址和router id的地址

现场刚开始的配置明细的放通了业务ip的安全策略,同时有一条全放通的策略,debugging 看,业务ip也是匹配到了明细的安全策略,但是现场把全放通的策略删除,两端ospf的匹配不上明细的业务ip的源目地址,所以ospf建立不起来,业务不通,此时把源目地址删除,ospf则可以匹配上rule100,业务正常。

解决方法

防火墙跑ospf时,需要配置使ospf能正常建立的策略,而不能只配置业务ip的安全策略。

此问题防火墙未放通ospf的组播地址和对端route id,放通后问题解决。