Thursday, August 18, 2016

Firewall Modes


Which firewall modes supported by Cisco ASA
Routed and Transparent modes

Which is the default firewall mode
Routed mode

Routed Mode
How ASA acts when configured in routed mode
Router hop in the network

What are the features of routed mode
Support many interfaces
Each interface has an IP address and belong to different subnet

Which routing protocols supported in single context routed mode
OSPF, RIP and EIGRP

Which routing protocol supported in multiple context routed mode
Static route only

Transparent Firewall
Does transparent firewall acts like router hop in the network
No

What is transparent firewall
Layer 2 firewall

What are the other names given to transparent firewall
Bump in the wire or stealth firewall

How interfaces are defined in transparent firewall
Transparent firewall connects same network on it inside and outside interfaces

What is the benefit of using transparent firewall
Easy to deploy into an existing network




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