Hi Experts,Cisco ASA configuration guide says:"PAT translates multiple real addresses to a single mapped IP address by translating the real address and source port to the mapped address and a unique port. If available, the real source port number is ...
Network Security
Engage with peers and experts on network security topics such as Secure Firewall Threat Defense, Adaptive Security Appliance, Secure Firewall Management Center, and Security Cloud Control.
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for
- Cisco Community
- Technology and Support
- Security
- Network Security
Options
- Mark all as New
- Mark all as Read
- Float this item to the top
- Subscribe
- Bookmark
- Subscribe to RSS Feed
- Threaded format
- Linear Format
- Sort by Topic Start Date
Labels
-
AAA
(9) -
Access Control Server (ACS)
(6) -
Access List
(4) -
ACI
(10) -
Advanced Threats
(1) -
AMP for Endpoints
(1) -
AnyConnect
(3) -
APIs
(1) -
Appliances
(18) -
ASA
(1) -
ASR 1000 Series
(1) -
Branch Router
(2) -
Buying Recommendation
(87) -
Catalyst 2000
(1) -
Catalyst 3000
(2) -
Catalyst 4000
(1) -
Catalyst 6000
(1) -
Catalyst 8000
(1) -
Catalyst 9000
(2) -
Catalyst Switch
(3) -
Catalyst Wireless Controllers
(1) -
Cisco
(1) -
Cisco Adaptive Security Appliance (ASA)
(9,622) -
Cisco Bugs
(54) -
Cisco Cafe
(25) -
Cisco CLI Analyzer
(1) -
Cisco Cloud Services Router
(1) -
Cisco Defense Orchestrator (CDO)
(149) -
Cisco Firepower Device Manager (FDM)
(812) -
Cisco Firepower Management Center (FMC)
(2,909) -
Cisco Firepower Threat Defense (FTD)
(3,163) -
Cisco Press Cafe
(1) -
Cisco Secure Firewall Device Management (FDM)
(40) -
Cisco Secure Firewall Management Center (FMC)
(227) -
Cisco Secure Firewall Threat Defense (FTD)
(278) -
Cisco Security Cloud Control
(16) -
Cisco Security Manager (CSM)
(3) -
Cisco Software
(19) -
CISCO START ANZ
(1) -
Cisco Threat Response
(1) -
Cisco Vulnerability Management
(46) -
Cloud
(1) -
Cloud Provisioning
(1) -
Cloud Security
(3) -
Community Bug or Issue
(1) -
Community Feedback Forum
(31) -
Community Ideas
(18) -
Compliance and Posture
(1) -
Crypto
(1) -
CSC Content with No Valid Community to Post
(1) -
CUBE
(1) -
CUCM
(1) -
Data Center Networking
(1) -
Device Admin
(14) -
EEM Scripting
(1) -
Emergency Responder
(1) -
Endpoint Security
(6) -
Enterprise Agreement
(1) -
Event Analysis
(264) -
FirePOWER
(1) -
Firepower Chassis Manager (FCM)
(2) -
Firepower Device Manager (FDM)
(16) -
Firepower Management Center (FMC)
(408) -
Firepower Threat Defense (FTD)
(221) -
Firewall Migration Tool (FMT)
(37) -
Firewalls
(1,171) -
FMC
(1) -
General
(2) -
Guest
(1) -
Identity Services Engine (ISE)
(9) -
IE3300
(1) -
Integrated Security
(8) -
Integrated Security Architecture
(1) -
Integrations
(4) -
Investigation
(2) -
iOS
(1) -
IPS and IDS
(6,580) -
IPS and IDS1
(1) -
IPS-IDS
(1) -
IPSEC
(1) -
IPv6 Configuration
(1) -
ISE
(1) -
LAN Switching
(7) -
License
(324) -
MPLS
(1) -
Multicloud Defense
(3) -
Network Management
(93) -
Network Security
(2) -
Networking
(1) -
NFVIS
(1) -
NGFW Firewalls
(37,591) -
NGIPS
(1,874) -
Online Tools and Resources
(1) -
Optical Networking
(3) -
Optics
(1) -
Other Collaboration Topics
(1) -
Other Community Feedback
(4) -
Other Firewalls
(1) -
Other NAC
(18) -
Other Network
(2) -
Other Network Security Topics
(10,790) -
Other Networking
(9) -
Other Routers
(9) -
Other Routing
(24) -
Other Routing and Switching topics
(2) -
Other Security
(1) -
Other Security Topics
(18) -
Other Switches
(12) -
Other Switching
(4) -
Other VPN Topics
(1) -
Passive Identity
(1) -
Physical Security
(21) -
Policy and Access
(2) -
Prioritization
(3) -
Remote Access
(2) -
Room Endpoints
(1) -
Routing Protocols
(9) -
SD-WAN Security
(1) -
Secure Network Analytics
(1) -
Security
(4) -
Security Management
(644) -
Segmentation
(3) -
Service Providers
(1) -
Small Business Routers
(5) -
Small Business Security
(2) -
Sourcefire
(2) -
Support
(2) -
Threat Containment
(6) -
Threat Defense
(1) -
Threat Grid
(1) -
Unified Computing System (UCS)
(1) -
Voice Gateways
(1) -
VPN
(28) -
VPN and AnyConnect
(1) -
Vulnerability Management
(46) -
WAN
(8) -
Web Security
(5) -
Webex Teams
(1) -
Wired
(3) -
Wireless Security
(1)
- « Previous
- Next »
Forum Posts
I was researching Static NAT with DNS Modification. Please see the link below. If the User in the example was to do a Reverse DNS lookup (in Step 1) instead of a standard DNS Query, would the NAT rule still modify the reverse lookup IP as it crosses ...
Resolved! same-security-traffic Command
hi all,i'm going to configure a new ASA 5525-X from scratch.several clients will be connected and will be NAT'd on the ASA.my question is, is it a 'best' practice to have different security levels for my clients or do iset the same security level (i....
Resolved! ASA management interfaces
Hi,We have an ASA 5585-X SSP40 that has 2 management ports 0/0 and 0/1.We have 2 Catalyst switches (switch1 and switch2) working as management switches and they carry the management VLAN.I was wondering if we could connect management 0/0 to switch1 a...
Hi, I have been running cisco ASA 5525 ver 9.1(2) in HA mode, primary is active and secondary is standby.I have configured below ip configuration on inside interface.interface GigabitEthernet0/1 description ####LAN #### nameif inside security-leve...
I created a service policy that uses REGEX expressions to limit access to certain websites on my ASA firewall. I then applied this policy to the interface However, the global policy still exists on the firewall (the default), which, by design affects...
Resolved! switching the IP of the tacacs server -
Hi All I looking to reloacte a tacacs+ server from the inside to the DMZ and therefore the server will be on a new ip range.I will be looking to role out these command using cat tools as I have a lot of switchesthe config on switches is below exist...
Hi Everyone,Content Filtering is now in EOS, LINK: http://www.cisco.com/c/en/us/products/security/ios-content-filtering/index.htmlbut, how about URL filtering for cisco IOS?Is it as well in EOS/EOL? To add on that, how do I update the URL filtering p...
Resolved! ASA-Port Question
Hello,I've got internal devices connecting back to one particular server using a strange port. I rebooted the server and now there all connecting to a different port still using a strange protocol.Is there a way to look on the firewall to see if the ...
Hi, i have VPN-tunnel up between ASA5512X <-> ASA5512X.There is one laptop also connected to both ASA's LAN-port and ping between these laptops through tunnel success 100%. But when I remove another laptop and replace it -> router device with same IP...
I start noticing that I do not see any denied traffic coming in on my ACL. To better explain, lets say I have this config.### Sample Config ###!object network webserverhost 192.168.1.50nat (dmz, outside) static X.X.X.X service tcp www www!access-lis...
Resolved! acl's with wildcard in fqdn
Hello,I am aware that you can set up an acl using a fqdn, but is there a way to set it up using a wildcard. I am trying to set up the acl to give access to a ftp server from "*.example.com". This is on an ASA 5510 on code version 8.4(3). Thanks!
Does the latest software 9.2.2.SMP.ED supports ASA Clustering for the 5515-X?
Running a Qualys Connector manually succeeds, but when I try to automate it using cron, I receive the following error: Can't locate SFCheckPreReq.pm in @INC (@INC contains: /usr/lib/perl5/site_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/site_pe...
Resolved! ASA question
Hello Forum Device - Cisco ASA 5540 (9) Is it possible to create rules to allow a VPN user to login using his Windows laptop but stop his IPAD? Thanks for the help.
Learn, share, save
Discover and save your favorite ideas. Come back to expert answers, step-by-step guides, recent topics, and more.
New here? Get started with these tips. How to use Community New member guide
Unanswered Topics
| Subject | Author | Posted |
|---|---|---|
| 05-26-2026 07:54 AM | ||
| 05-02-2026 06:09 AM | ||
| 04-30-2026 12:46 AM | ||
| 04-24-2026 07:04 AM | ||
| 04-22-2026 11:56 AM |
New solutions
