Hi,I have ASA 5520 installed.I want to use ntp server for firewall clock setting.I found one open-access ntp server (stratum 2) in Los Angeles:dmz0.la-archdiocese.net209.151.225.100Can I use the following command to set ntp server?ntp server 209.151....
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
(10) -
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)
(9,621) -
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)
(3,164) -
Cisco Press Cafe
(1) -
Cisco Secure Firewall Device Management (FDM)
(40) -
Cisco Secure Firewall Management Center (FMC)
(223) -
Cisco Secure Firewall Threat Defense (FTD)
(276) -
Cisco Security Cloud Control
(16) -
Cisco Security Manager (CSM)
(3) -
Cisco Software
(20) -
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
(32) -
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
(6,579) -
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
(94) -
Network Security
(2) -
Networking
(1) -
NFVIS
(1) -
NGFW Firewalls
(37,589) -
NGIPS
(1,874) -
Online Tools and Resources
(1) -
Open Source and Open Standards
(1) -
Optical Networking
(3) -
Optics
(1) -
Other Automation Analytics Topics
(1) -
Other Collaboration Topics
(1) -
Other Community Feedback
(5) -
Other Firewalls
(1) -
Other IP Telephony
(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
(29) -
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 hoping to get a little assistance in opening a port through our ASA 5510. I need to allow a tcp connection for IP 65.74.157.196 on port 5223 through our firewall to the subnet 10.1.12.0/24. In the GUI, I created an access rule on our Outside in...
Hi,I have an user 172.26.216.7 trying to access server 155.111.150.125 port 3200 (behind firewall) getting an error message : connection to partner broken. I have captured the traffic and there is a TCP handshake between user and server. Below...
I am setting up an ASA in multi-context mode. Have run into one problem that I havent been able to resolve. I can access with ASA on the interface I am talking to it on by Telnet and SSH just fine. ASDM wont response. I have made sure that the ht...
Hi Team,I'm kind of stuck here and I'm not sure what I'm supposed to do now. My company wants to switch from copper to fiber internet access. Not a problem, I went through my ASDM and changed all the IP addresses from the old access to the new ones...
Bonjour,SVP comment bloquer l'accès de l'exterieur à teamViewer NB: j'utilise ASA 5520Merciiiii
Resolved! Using ASA without NAT
The way I have usually deployed an ASA is with using NAT. I am working on a situation with an ASA where it is an interior firewall and NAT isnt needed.At the same time, due to some organizational issues, I have brought up this ASA in multi-context m...
Hello, I have an early model PIX-515 that hasn't been used in a long time but I want to get it working again in a lab environment. I am at loss right now on how to get into it though. CONSOLE:I've tried connecting from the PC's serial port to the u...
Resolved! IPS update from CSM 4.3
Hi,I am trying to download IPS updates from cisco.com using CSM (version 4.3) but it is not working. It was working fine all along until it stopped two days ago. I checked the server can connect to internet without any problems. I can use the same ci...
I'm looking to implement CSM here shortly and I'm curious if it will also manage other firewall appliances in addition to the Cisco environment? I have about 120 SonicWall device which will be convert of the next year to ISR 2911 with ZBF's and would...
Hello,I have a request to make the following work on an asa 5515 deployment and I'm receiving a lot of conflicting information about how to implement the solution. I have an external provider that requires access to an internal non-ssl webpage. They ...
Resolved! Group-Policy and Inheritence
I have a Group-Policy created with all the attributes that my SVC clients should be using -- this GP is called GP-SVC. My client wants to add different access-levels for different sets of users. I would like to do this by having three new Group-Pol...
Resolved! ASA 8.4 NAT Many Subnet to One Scenario
Hello,I have a scenario like this - 192.168.12.x/24 [LAN]===========+ | | GLOBAL IP ADDRESS [Cisco 3750]----------------...
Resolved! Placing NAT statements in sections
is there a rule of thumb or general guildline for where you place these NAT statements?I see 3 sections and after reading some posts I see a lot of "after-auto", which places the NAT statement in section 3.I read the part in this document (http://www...
Hello How can i enable Netflow for each Vlan Or interface indvidually in Cisco ASA ? currently i have setup Netflow and only 2 interfaces are shwoing traffic for Netflow which are not even as my physical or Vlan interfaces . (see screen shot ) Esca...
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 |
|---|---|---|
| 05-05-2026 09:59 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
Top Solution Authors
| User | Count |
|---|---|
| 7 | |
| 2 | |
| 2 | |
| 1 | |
| 1 |
