Buy or Renew
Buy or Renew
Duo Security forums now LIVE! Get answers to all your Duo Security questions. Learn more

Network Security

Engage with peers and experts on network security topics such as FTD, FMC, FDM, CDO and ASA.
cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 
cancel
Start a conversation

“Free

 
Labels

Forum Posts

Start a conversation

ASA Botnet Filter Stopped?

I've been running the ASA Botnet Filter in my demo lab pretty much since the feature came out. I demo the feature quite a bit because it is always picking up bad traffic and it shows well. My licesence is current, in fact is has 273 days left:Botnet ...

Portal access stopped

We use the Clientless SSL portal and it's stopped working all of a sudden.I've checked the logging and check the IP address that I'm coming from to see if I can identify anything and can see no deny, is there anything I could look for or post up here...

Resolved! ASA UDP Dns reply dropped

Hello,According to the ASA logs, a lot of dns packets (from root dns servers) are dropped because they exceed the limit of 512 bytes (size limit fixed in dns inspection).It seems corresponding to DNSSEC packet.Which value should I use for the DNS pac...

Kooopobol by • Level 1
  • 11046 Views
  • 3 replies
  • 0 Helpful votes

Resolved! ZBF review and Issues on 871W

Hello, i am working with 871w and i am trying to switch form ip inspect to zone-based firewall.  Below are the class-maps, policy-map, zone-pairs, zones, and ACLs.  The issues i am having is that onces i depoly the ZBF, i can not get ip via DHCP.  Pl...

Resolved! ASA 5505 IPS/IDS Module

HI Experts , Can you please give me an idea about what this IPS/IDS module for ASA 5505 is ? How much does it cost ? How do I install it and configure it to work with ASA 5505 ?We also have a few site to site VPN setup from ASA 5505 . Would this affe...

help with new NAT config

I'm struggling to get my NAT working as I am upgrading from a PIX to an ASA running 8.4. I'm trying to duplicate the following that was taken from the PIX:PIX NAT shown here:nat (inside) 1 0.0.0.0 0.0.0.0 0 0global (outside) 1 interfaceglobal (outsid...

Configuring UC-Proxy on ASA version 8.0

Hi ...  I'm trying to configure UC-Proxy using an ASA 5505 with software version 8.0.4.I was following the instructions in DOC-5704 and ASA 8.0 CLI.I don't have USB security tokens in UC solution, instead I'm using IP phones Cisco 7961 with MIC.I con...

guigonza by • Level 1
  • 1094 Views
  • 6 replies
  • 0 Helpful votes

Deny IP Spoof

Hi everyone,I have a slight issue with one of our ASA 5510's.I am getting flooded with "Deny IP spoof from (192.168.50.XXX) to 192.168.102.XXX on interface inside"The 192.168.50.XXX in actually the ip address of the inside interface of the ASA and th...

File download issue

We have a corporate network and when any user tries to download a pdf  file from a specific site i will fail about 95% of the times.The site  is www.mineduc.cl. I've been monitoring the firewall using ASDM and  filtering mi ip address and i got the f...

View All
Review Cisco Networking for a $25 gift card