Network Security

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I'm going to preface this by stating that I am a total newbie when it comes to Cisco products. I was tasked with setting up our new Cisco ASA 5506-x for use as a network firewall and to connect via VPN into our office. I managed my way through the in...

nullwolf78 by Community Member
  • 1557 Views
  • 2 replies
  • 0 Helpful votes

Hello , I am having problem to create rules for different AD group. I already got few rules for individual AD group and they are working fine. But when i want to add specific group ( group B ), i  am getting error  Unknown Error (299): Invalid access...

pzivotic1 by Community Member
  • 2987 Views
  • 6 replies
  • 0 Helpful votes

Hi, I need some design assistance for data center firewall build, as customer has 4 firewalls as per below; for which i need to combine below in 2 ASA 5585-SSP-20 (1 pair for External, 1 pair for Internal) , so what are the things i need to consider ...

Hi, on my asa ASA5540 I have the following error:1    May 13 2016    11:19:07    106021    10.168.101.100        232.239.122.219        Deny TCP reverse path check from 10.168.101.100 to 232.239.122.219 on interface OutsideThe source 10.168.101.100 i...

gianluca811 by Community Member
  • 5012 Views
  • 5 replies
  • 0 Helpful votes

I am fairly new to the ASA world. I ran out options, and turning to experts here for help. I have an ASA 5506-X with 4 interfaces. ASA is running OS 9.4(2) and I am using ASDM to configure everything. ASDM is version 7.6 Interface 1: Outside Network ...

Hello, I have a problem regarding CSM 4.10 and ASA. When I try to discover an ASA from CSM I receive two Internal errors: Policy Discovery Failed: com.cisco.nm.vms.discovery.DiscoveryException: Internal Error Exception importing policy group: id = 79...

lbenigni by Frequent Visitor
  • 4112 Views
  • 4 replies
  • 0 Helpful votes

Hello!I have: router 3845, C3845-ADVIPSERVICESK9-M, Version 12.4(24)T6I want: make H.323 calls through the NAT.I have read this https://www.cisco.com/c/en/us/td/docs/ios/12_4t/ip_addr/configuration/guide/htnatalg.html and this https://www.cisco.com/c...

sharlino by Level 3
  • 562 Views
  • 1 replies
  • 0 Helpful votes

Hello, I am trying to debug an issue that is causing our traffic to stop flowing through our firewall (ASA 5512-X) to the outside. Here is the history thus far...about a month ago our network would fail...first weekly, now every couple of hours. The ...

khyron1969 by Community Member
  • 2206 Views
  • 5 replies
  • 0 Helpful votes