Network Security

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I would like to setup a small home network with an ASA firewall and an 871 router for testing purpose so I can get familar with the ASA commands and concepts.  Is there sample config I can be pointed to?

Hii have thought many times about outside Nat but i m confused when will be such situation that we will require outside NAT.Can anybody give me best example of real Network, and explain me the traffic flow i have read in book but still it is not clea...

I have three interfaces configured, outside, inside and dhcp.  The IP for the inside is 10.10.220.101 and dhcp is 10.10.230.1, with same−security−traffic permit intra−interface configured but still not able to communicate between interfaces.  The err...

Hi all :I think the ASA5505 I have is in basic license. When I open the third interacse : dmz it must activate No Forward command then can work.Any way to resolve this problem? is it must pay money to buy the license so that can work without No Forwa...

I'd like to monitor the state of Bypass mode for the ASA-SSC-AIP-5 and would like to know if I can check this with SNMP and if so, which OID.I started messing with SNMP and the SSC5 a while back and started a thread about snmpwalk causing it to crash...

Mark^ by Level 4
  • 2163 Views
  • 9 replies
  • 0 Helpful votes

Hi all,  I have this issue, I save the configuration in the ASA 5505 using write memory or using copy run start but whe i unplug the power cord and plug it back in the ASA gets its factory default configuration.... then what i do is a copy start run ...

adavila03 by Level 2
  • 5279 Views
  • 2 replies
  • 0 Helpful votes

Hello,I woulk like to know if ASA 5550 apliance is able to handle SCTP (IP protocol 135) stream in terms of allowing/filtering based on FW rules. We have a problem, though we allowed SCTP IP prot to go through an interface, however I can see that 135...

rototh by Community Member
  • 8478 Views
  • 9 replies
  • 0 Helpful votes

Does anyone know how to let facetime going through Cisco ZBF ?It uses a bunch of ports like describled in Apple's KB: http://support.apple.com/kb/HT4245 Now what can I do if I let those protocol going out:class-map type inspect match-any INTERNET-ACC...

Hi all,I have two ASA5540 firewalls working in active/standby failover. Both have AIP-SSM-40 modules. I have configured the update source for the signatures from cisco .com with my smartnet. The problem is the SSM only on the active firewall is updat...

Hello,We use multiple ASA 5500/5580 cluster systems running  8.3 software versions Actually we send all our FW syslog data to a SIEM appliance in a DMZ on a remote firewall (non-asa).Recently we suffered a strange incident while implementing a new SI...

netsec by Level 1
  • 973 Views
  • 1 replies
  • 0 Helpful votes