Network Security

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Hi!  I'm having a problem configuring an ASA 5510.  A previous employee started the config and left abruptly.  He established a VPN Tunnel between two of our sites and that's working without an issue.  The problem is, the network behind the 5510 at t...

Catch22_M by Level 1
  • 2700 Views
  • 12 replies
  • 0 Helpful votes

Hi, Our outside ACL is blocking several countries by IP which causes us to have a large ACL bound to the outside interface, and as such when using the ADSM the configuration page hangs when trying to load.. well actually it doesnt hang it just doesnt...

Resolved! Cisco extended ACL

Hi, I need some help! On a specific VLAN i want to give access to my wifi users only to internet and to specifics ressources on the lan. I create and extended ACL on my Cisco 3750 and apply it ton my VLAN interface. It looks like this:10 permit ip an...

Hello,I am getting repetitive entries please see below :08-26-2011    07:40:44    Local7.Critical    192.168.1.2    37905: -Traceback= 0x80695558 0x8014A084 0x8014B5E0 0x807E3160 0x80693A74 0x80695F14 0x8069616C 0x80C13A58 0x80C153A8 0x80C15A88 0x80C...

Hi,Running ASA 5510 with code 8.3 in it.We have our few https portal and OWA websites in HO.We access these sites from the network behind the ASA.All works perfectly fine.In order to have control on internal network traffic we placed a web-filtering ...

sushil by Level 1
  • 996 Views
  • 3 replies
  • 0 Helpful votes

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I have configure Cisco 5505 as layer 2 firewall mode. I have vendor machine connected  to Cisco ASA 5505 on port 2 as VLAN2 inside then VLAN1 outside connected to my internal network on layer 2 cisco 2960 switch. This machine needs access only to LOG...

jgascon by Level 1
  • 1376 Views
  • 1 replies
  • 0 Helpful votes

HiI've ended up in rommon mode on my new"old" RMA'ed ASA5505, and I'm stuck there, I'v tried to erase Disk0 and all that, and tftp'ed a new image into the box, but when booting I get the message :INFO: Unable to read firewall mode from flashWARNING: ...

Hi Guys,our cisco ips is under tcp hijack attack the signature id is 3250 ..numbers of servers are targeted by this attack can any body tell me the proper metigation of this attack...RegardsSher

szamin125 by Level 1
  • 2830 Views
  • 3 replies
  • 0 Helpful votes

We have two asa5510 appliances which are currently running ios version 8.2(3)We would like to upgrade to the latest version but Im concerned becuase i have heard there are significant differences in the ios versions later than 8.2(3) and don't want t...

jschweng by Level 1
  • 891 Views
  • 3 replies
  • 0 Helpful votes

HiIn firewall traffic flows from higher level to lower level by default.If I apply access-list to deny particular traffic say 10.1.1.0 /24 network  should not flow to lower interface level and apply access-list on inside interface.Is that remaining n...

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