Hello Guys I am not able to find information on how to nat more than one port to the internet for an internal server, this is what I wnat to achieve: Inside Mail Server: 192.168.0.5 Mail Ports (should be opened to internet): 25,80,443 IP that the use...
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
(2) -
APIs
(1) -
Appliances
(17) -
ASA
(1) -
Branch Router
(1) -
Buying Recommendation
(81) -
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)
(9,338) -
Cisco Bugs
(65) -
Cisco Cafe
(15) -
Cisco CLI Analyzer
(1) -
Cisco Cloud Services Router
(1) -
Cisco Defense Orchestrator (CDO)
(140) -
Cisco Firepower Device Manager (FDM)
(768) -
Cisco Firepower Management Center (FMC)
(2,700) -
Cisco Firepower Threat Defense (FTD)
(2,986) -
Cisco Press Cafe
(1) -
Cisco Secure Firewall Device Management (FDM)
(57) -
Cisco Secure Firewall Management Center (FMC)
(282) -
Cisco Secure Firewall Threat Defense (FTD)
(341) -
Cisco Security Cloud Control
(17) -
Cisco Security Manager (CSM)
(3) -
Cisco Software
(20) -
CISCO START ANZ
(1) -
Cisco Threat Response
(1) -
Cisco Vulnerability Management
(45) -
Cloud
(1) -
Cloud Provisioning
(1) -
Cloud Security
(2) -
Community Bug or Issue
(1) -
Community Feedback Forum
(26) -
Community Ideas
(12) -
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
(15) -
EEM Scripting
(1) -
Emergency Responder
(1) -
Endpoint Security
(6) -
Enterprise Agreement
(1) -
Event Analysis
(238) -
FirePOWER
(1) -
Firepower Chassis Manager (FCM)
(2) -
Firepower Device Manager (FDM)
(14) -
Firepower Management Center (FMC)
(383) -
Firepower Threat Defense (FTD)
(206) -
Firewall Migration Manager (FMM)
(1) -
Firewall Migration Tool (FMT)
(39) -
Firewalls
(1,051) -
FMC
(1) -
General
(2) -
Guest
(1) -
Identity Services Engine (ISE)
(8) -
IE3300
(1) -
Integrated Security
(8) -
Integrated Security Architecture
(1) -
Integrations
(4) -
Investigation
(2) -
iOS
(1) -
IPS and IDS
(6,519) -
IPS and IDS1
(1) -
IPS-IDS
(1) -
IPSEC
(1) -
IPv6 Configuration
(1) -
ISE
(1) -
LAN Switching
(6) -
License
(307) -
MPLS
(1) -
Multicloud Defense
(2) -
Network Management
(87) -
Network Security
(2) -
NFVIS
(1) -
NGFW Firewalls
(37,235) -
NGIPS
(1,794) -
Online Tools and Resources
(1) -
Optical Networking
(3) -
Optics
(1) -
Other Collaboration Topics
(1) -
Other Community Feedback
(3) -
Other Firewalls
(1) -
Other NAC
(18) -
Other Network
(3) -
Other Network Security Topics
(10,662) -
Other Networking
(9) -
Other Routers
(8) -
Other Routing
(22) -
Other Routing and Switching topics
(2) -
Other Security
(1) -
Other Security Topics
(18) -
Other Switches
(12) -
Other Switching
(4) -
Physical Security
(19) -
Policy and Access
(2) -
Prioritization
(3) -
Remote Access
(1) -
Room Endpoints
(1) -
Routing Protocols
(8) -
SD-WAN Security
(1) -
Security
(5) -
Security Management
(566) -
Segmentation
(3) -
Service Providers
(1) -
Small Business Routers
(5) -
Small Business Security
(2) -
Sourcefire
(2) -
Support
(2) -
Threat Containment
(6) -
Threat Grid
(1) -
Unified Computing System (UCS)
(1) -
Voice Gateways
(1) -
VPN
(27) -
VPN and AnyConnect
(1) -
Vulnerability Management
(43) -
WAN
(7) -
Web Security
(4) -
Webex Teams
(1) -
Wired
(4) -
Wireless Security
(1)
- « Previous
- Next »
Forum Posts
I have 2 Cisco 4120 firewalls connected to a VSS with 2 6807 chassis. I am having problems with the spanned etherchannel. I frequently have links suspended and the switch returns a %LACP-SP-4-MULTIPLE_NEIGHBORS: Multiple neighbors detected error. ...
I have a site that does not use AD and has static IP addresses for all devices. I am looking for a way to statically map users to IP addresses in Management Center. Is there a way to do this or use the agent but trick it somehow into using a static...
Hi, We currently have a pair of ASA5525-X's as our external facing FW's and are looking into now replacing our internal FW's. I am currently looking at the 5515-X, 5516-X & 5525-X, although I think the 5525-X maybe over kill for us and also costly...
Resolved! unable to public server
This is driving me a little crazy so any help would be nice. I am having trouble with public server. I was about to one for smtp and it seem to work, but when I tried doing one for the web server using https and http I am having issues. I am unable t...
Working on converting from an ACL to ZBF and running into a snag of a sort. Problem is with an ISR 4331 running IOS XE 03.16.05.S. The protocol, in this example, is using TCP port 2001, communicating with a custom API on a server. From looking at (ol...
I am having problems receiving echo-reply responses to inside hosts when pinging public IPs. The ASA can ping public IPs and receives the echo replies just fine. I have an ACL to permit icmp from any source to any destination. Inside hosts do hav...
I have my IPS configured auto update signatures. It successfully downloaded the last signature, but i still see an old one installed on the IPS.You can see in the following sh version that the last installed signature is 616, while the last one downl...
Resolved! Firepower 4110 with FTD
Hello I just received a new firepower appliance 4110 for configuration. the first thing i noticed is that i need separate chassis and FTD management interfaces. Also there is a type of interface known as eventing interface. My question is if is it ma...
Resolved! Unable to contact LDAP server
Once again still struggling with our new ASA. My new problem is authenticating to our MS Domain Controller. It's a 2012r2 controller and for some reason I cannot connect to it.I can ping it from the ASA no problem, but when I try to test the AAA auth...
All, I have a Cisco ASA 5520 currently pointing to Websense for URL Filtering. I am about to replace Websense for Smoothwall, should this be a simple exercise of just changing the IP Address within the URL Filtering? Will the ASA have a problem this ...
I'm working on bringing an "ask the expert" program to you where you can chat, in the community forums, directly with a Cisco expert about a designated topic for a set period of time (24-48 hours or so). Right now I want to collect your ideas for to...
Hi Guys, I have an odd issue, and I have a tac case open on this, and the response from the TAC engineer doesn't make me feel like zone based firewall works how I would expect it to. So I have Zone A and Zone B. I setup a class map to match protocol...
I installed Cisco AD Agent version 1.0.0.32 in Windows server 2012 R2 but it does not work when I run AD Agent adactrl.exe, it shows me the follow message: Connection Error. Unable to connect to server: 0An exception occured! Connection ErrorFor furt...
Hi , i have a problem with firepower service , asa 5525x with firepower service was implemented in internet edge and the bandwidth is about 50M. in firepower i just do inspection with ips and during a week the RAM utilization rise about 90percent , ...
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 |
|---|---|---|
| 09-22-2026 04:13 PM | ||
| 08-25-2026 06:22 PM | ||
| 08-24-2026 12:26 AM | ||
| 08-20-2026 05:54 AM | ||
| 08-19-2026 07:59 AM |
New solutions
Top Solution Authors
| User | Count |
|---|---|
| 4 | |
| 1 | |
| 1 | |
| 1 | |
| 1 |
