Difference between revisions of "Zone-based firewall Cisco IOS"

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m (Transparant Zone-based firewall)
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*[[Netband Project - Zone based Firewall(ZFW)]]
 
*[[Netband Project - Zone based Firewall(ZFW)]]
 
=Transparant Zone-based firewall=
 
=Transparant Zone-based firewall=
A transparant Zone-based firewall can be constructed using a [[Bridge-group cisco IOS|bridge-group]] between two interfaces. The following example allows full IP layer 2 transparant connectivity from zone SEC to zone PUB.  
+
A transparent Zone-based firewall can be constructed using a [[Bridge-group cisco IOS|bridge-group]] between two interfaces. The following example allows full IP layer 2 transparant connectivity from zone SEC to zone PUB.  
 
<source lang=cli>
 
<source lang=cli>
 
vlan 10
 
vlan 10

Revision as of 14:29, 22 June 2014

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Transparant Zone-based firewall

A transparent Zone-based firewall can be constructed using a bridge-group between two interfaces. The following example allows full IP layer 2 transparant connectivity from zone SEC to zone PUB.

vlan 10
 name Public
vlan 20
 name Secure
!
bridge irb
!
zone security SEC
zone security PUB
!
zone-pair security ALL source SEC destination PUB
 service-policy type inspect ALL-PMI
!
int vlan 10
 description Connected to public network
 brigde-group 10
 zone-member security PUB
!
int vlan 20
 description Connected to secure network
 brigde-group 10
 zone-member security SEC
! 
bridge 10 protocol ieee
!
class-map type inspect match-any ALL-CMI
 match access-group 10
!
policy-map type inspect ALL-PMI
 class type inspect ALL-CMI
  inspect
 class class-default
  drop
!
access-list 10 permit any


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