Resolved! IPSEC Tunnel PFS Groups need to match?
In regards to IPSEC tunnels, is it best to match PFS groups on the peer devices?
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
(8) -
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
(85) -
Catalyst 2000
(1) -
Catalyst 3000
(2) -
Catalyst 4000
(1) -
Catalyst 6000
(1) -
Catalyst 8000
(1) -
Catalyst 9000
(2) -
Catalyst Switch
(2) -
Catalyst Wireless Controllers
(1) -
Cisco
(1) -
Cisco Adaptive Security Appliance (ASA)
(9,556) -
Cisco Bugs
(36) -
Cisco Cafe
(25) -
Cisco CLI Analyzer
(1) -
Cisco Cloud Services Router
(1) -
Cisco Defense Orchestrator (CDO)
(143) -
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)
(17) -
Cisco Secure Firewall Management Center (FMC)
(85) -
Cisco Secure Firewall Threat Defense (FTD)
(116) -
Cisco Security Cloud Control
(5) -
Cisco Security Manager (CSM)
(3) -
Cisco Software
(18) -
CISCO START ANZ
(1) -
Cisco Threat Response
(1) -
Cisco Vulnerability Management
(45) -
Cloud
(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
(13) -
EEM Scripting
(1) -
Emergency Responder
(1) -
Endpoint Security
(6) -
Enterprise Agreement
(1) -
Event Analysis
(260) -
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)
(29) -
Firewalls
(1,171) -
FMC
(1) -
General
(2) -
Guest
(1) -
Identity Services Engine (ISE)
(9) -
IE3300
(1) -
Integrated Security
(8) -
Integrated Security Architecture
(1) -
Integrations
(3) -
Investigation
(2) -
iOS
(1) -
IPS and IDS
(6,574) -
IPS and IDS1
(1) -
IPS-IDS
(1) -
IPSEC
(1) -
ISE
(1) -
LAN Switching
(7) -
License
(321) -
MPLS
(1) -
Multicloud Defense
(3) -
Network Management
(91) -
Network Security
(2) -
Networking
(1) -
NFVIS
(1) -
NGFW Firewalls
(37,569) -
NGIPS
(1,873) -
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
(1) -
Other Network Security Topics
(10,775) -
Other Networking
(9) -
Other Routers
(9) -
Other Routing
(24) -
Other Routing and Switching topics
(2) -
Other Security
(1) -
Other Security Topics
(18) -
Other Switches
(11) -
Other Switching
(4) -
Other VPN Topics
(1) -
Passive Identity
(1) -
Physical Security
(20) -
Policy and Access
(2) -
Prioritization
(2) -
Remote Access
(2) -
Room Endpoints
(1) -
Routing Protocols
(7) -
SD-WAN Security
(1) -
Secure Network Analytics
(1) -
Security
(3) -
Security Management
(633) -
Segmentation
(3) -
Service Providers
(1) -
Small Business Routers
(4) -
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
(24) -
VPN and AnyConnect
(1) -
Vulnerability Management
(43) -
WAN
(7) -
Web Security
(5) -
Webex Teams
(1) -
Wired
(3) -
Wireless Security
(1)
- « Previous
- Next »
Forum Posts
Hi,I want to know if cisco asa 5516-X version 9.x support for IPsec encryption with AES-GCM and IPsec integrity with SHA-256, SHA-384 or SHA-512 for S2S VPN with Azure.
Hello everybody, our customer a FMC 7.0.0.1 and two ASA5516 running 7.0.0 and determined amemory usage warning for the active device (see attached screen dumps). When I login to the active device I get this: > show memory Free memory: 2211681706 byte...
Hello everybody,our customer a FMC 7.0.0.1 and two ASA5516 running 7.0.0 and determined amemory usage warning for the active device (see attached screen dumps).When I login to the active device I get this:> show memory Free memory: 2211681706 bytes (...
Hi All , Im getting the attached error while configuring something on Asa and also when i execute command dir or dir all it gives me output (Error opening disk0:/ (input/output error) Please help me regarding this
Hello Everyone, I have staged FTD firewalls in lab and before installation onsite, I will like to clear all the clutter for the events and audit log when installation is completed. I could do this in FMC, but not using FDM.Under expert mode shell, I ...
1. I have Hub and several Spokes. I completed with Per-Tunnel QoS from Hub to Spokes and Spoke-to-Spoke.2. But I have delay-sensitive VoIP traffic in both directions - Hub-Spoke and Spoke->Hub, but the latter is not covered with any QoS Policy.3. Ph...
Home lab setup is almost complete, thanks in large part to info that ive found on this forum. Many Thanks! I have a 5505 sitting on my 192.168.1.0 home network. The 5505 is configured as a site to site VPN to azure. home ISP (1.2.3.4) <- home router ...
Hi All, I've got an issue with BGP not connecting on a Firepower FTD through a VTI tunnel. The tunnel is up and I can ping the other end, I've got BGP configured to several peers internally and on DMZ's that work just fine, but on the VTI, I get thi...
We have a pair of ASA 5525 with sourcefire enabled. I'm tasked with blocking access to some websites capable of file uploads like facebook or linked in. The issue I'm having is sites using http:// get the block response page. SSL sites using the htt...
Hello everyone,I would like to ask for help with this case in PT. I have my server on a local address (first picture) and I would like to use him as an FTP server (the service is ON). I have this server behind NAT on Admin_R and there I have a port t...
HiI have 2 frp 4140 running ASA code.We run multi-context with ~80 context and active/standby failover.We shut down the standby unit and moved it to another DC.During startup of the moved ASA we see some strange issues.My Active ASA goes directly fro...
Since Friday our FMC has been displaying this error regarding a communication error with the Smart Licensing Cloud.:We also received this field notice: https://www.cisco.com/c/en/us/support/docs/field-notices/721/fn72103.html recommending an upgrade...
We are receiving the error 3221225761 "Cannot delete" when ever Cisco Secure Endpoint tries to quarantine a file in the Mac /Library/Mail/ directory on a users device. This is where most of our alerts come from so it is making it difficult if not imp...
I wanted to ask if it is possible if I can assign an internet connection/link from our main one to use it for a certain VLAN so that users that VLAN could have a better browsing internet speed. Equipment are: Catalyst 9407 Core Switch, FPR 1150 , Cis...
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 |
|---|---|---|
| 11-04-2025 02:44 PM | ||
| 11-04-2025 11:16 AM | ||
| 11-03-2025 09:48 AM | ||
| 10-31-2025 12:20 AM | ||
| 10-30-2025 12:44 PM |
New solutions
Top Solution Authors
| User | Count |
|---|---|
| 8 | |
| 5 | |
| 2 | |
| 1 | |
| 1 |
