Firewalling

Get tips and advice on your Cisco Pix, ASA, FWSM, network firewall, firewall security from the experts at this Cisco firewall security discussion.

Provide answers to questions in this community that are awaiting a correct answer.

Can i know how to configure SSH on zone based firewall(- R1) using this information Should Only accept SSH version 2 connectionConnection Should be...
6 hours 55 min ago
Hello All, I have HA PIX515E and Version is 7.2(2). but the HA is not working recently.the primary firewall Unable to sync configuration from Activ...
2 days 31 min ago
hi all,i've configured a new 5525-X and SSH/TACACS+ is fine.i can't seem to make SNMP work and can't add the ASA in solarwinds NPM.i can ping the S...
2 days 10 hours ago
Hello experts,I need some advices on VLANs using Cisco ASA 5500 series. As shown in the diagram, I'm planning to create VLANs over existing network...
3 days 6 hours ago
I have the following config                                    server172.20.1.215-------nat inside g0/0 172.20.1.252   [Cisco1900] g0/1 10.90.1.253...
4 days 8 hours ago
         
Routers 1 0 0 0 0
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Subject Views Votes Rating Replies Last replied by
discussion connect internal lans, one-way
Last Reply 34 min 55 sec ago.
0 0 0.0 2 Henrik Grankvist
discussion Zone-Based-Firewall implementation
Last Reply 6 hours 55 min ago.
0 0 0.0 0 mithun vijay
discussion Help Configuring ASA 5505 9.1 from 8.2
Last Reply 1 hour 11 min ago.
0 0 0.0 1 meGunnett
discussion ASA with "dhcp setroute" and PAT
Last Reply 7 hours 8 min ago.
0 0 0.0 4 Stuart Reabow
discussion ASA failover error - VPN-3DES-AES errors
Last Reply 13 hours 9 min ago.
3404 0 5 5 Loay Shamasna
discussion Help with new code NAT statement that has no destination but translate hits
Last Reply 17 hours 7 min ago.
0 0 5 5 Karsten Iwen
discussion AutoNAT and ManualNAT question
Last Reply 21 hours 41 min ago.
0 0 5 2 andyblaylock
discussion same security level state table
Last Reply 21 hours 44 min ago.
0 0 0.0 1 Karsten Iwen
discussion VPN Authenticates & Connects, Network Not Accessible
Last Reply 1 day 1 hour ago.
0 0 5 2 meGunnett
discussion Real time monitor only shows OUTSIDE interface traffic
Last Reply 1 day 2 hours ago.
0 0 0.0 1 Vibhor Amrodia
discussion ACL Issue on 5512-X
Last Reply 1 day 2 hours ago.
0 0 0.0 1 Vibhor Amrodia
discussion Cisco ASA DNS Logging
Last Reply 1 day 2 hours ago.
0 0 0.0 1 Vibhor Amrodia
discussion error %ASA-0-106100 since upgrade ASA 5510
Last Reply 1 day 2 hours ago.
43 1 0.0 2 Vibhor Amrodia
discussion Firewall ASA ISP Backup Route, ISP Dual ISP
Last Reply 1 day 2 hours ago.
0 0 0.0 1 Vibhor Amrodia
discussion Multiple public IP Addresses on ASA 5505
Last Reply 1 day 7 hours ago.
0 0 0.0 3 Vikrant Ambhore
discussion Introducing the free ASA CLI Analyzer Beta - Powered by Cisco TAC knowledge!
Last Reply 1 day 11 hours ago.
0 0 4 11 Bcssi Network
discussion Show NAT tranlations on ASA
Last Reply 1 day 17 hours ago.
0 0 0.0 1 Karsten Iwen
discussion ASA Dropping Packets destined to internal router from internal network
Last Reply 1 day 20 hours ago.
0 0 0.0 1 Henrik Grankvist
discussion I need to filter out all SSL Downgrade requests
Last Reply 1 day 21 hours ago.
0 0 0.0 6 ryderse69
discussion webvpn on ASA opens TCP/443 to entire Internet?
Last Reply 1 day 23 hours ago.
0 0 0.0 5 abatson
discussion Subscription addtional Feature of UT M
Last Reply 1 day 23 hours ago.
0 0 0.0 1 Karsten Iwen
discussion Firewall Unable to sync configuration from Active, the interface down/up
Last Reply 2 days 31 min ago.
0 0 0.0 0 jefferyshi
discussion TCP Traceroute
Last Reply 2 days 4 hours ago.
0 0 0.0 1 Vibhor Amrodia
discussion ASA5545-k9 - Backup FW Status failed in Failover
Last Reply 2 days 4 hours ago.
0 0 0.0 13 Karsten Iwen
discussion IP Phone call drops via Cisco ASA 5512x
Last Reply 2 days 6 hours ago.
0 0 0.0 2 Joseph J
Filter Results
Subject Views Rating Comments Author
Enabling icmp inspection on FWSM
Last Reply 2 days 18 hours ago.
687
5.0
1 Anim Saxena
ASA: IDFW (Identity Firewall) Step by Step configuration
Last Reply 2 weeks 5 days ago.
89479
5.0
55 Poonguzhali Sankar
ASA Pre-8.3 to 8.3 NAT configuration examples
Last Reply 2 weeks 6 days ago.
263641
5.0
40 Magnus Mortensen
Calculating Throughput on the ASA
Last Reply 3 weeks 6 hours ago.
0
0.0
2 azali
FWSM "show np blocks" explained
Last Reply 4 weeks 1 day ago.
16276
0.0
7 Rama Darbha
ASA: WCCP step by step configuration
Last Reply 1 month 6 hours ago.
65079
3.7
19 Poonguzhali Sankar
ASA-PIX/FWSM: Unable to manage the unit via ssh/telnet/asdm
Last Reply 1 month 11 hours ago.
35779
4.9
15 Poonguzhali Sankar
ASA: ScanSafe step by step configuration
Last Reply 1 month 1 day ago.
11340
5.0
3 Poonguzhali Sankar
Test new config on remote ASA, with fallback option
Last Reply 1 month 1 day ago.
25
5.0
0 ph
ASA NAT 8.3+ - NAT Operation and Configuration Format (CLI)
Last Reply 1 month 1 week ago.
49519
5.0
31 Jouni Forss
Cisco Cloud Web Security (CWS) On ISR-G2 - FAQ
Last Reply 1 year 3 months ago.
3737
5.0
0 Poonguzhali Sankar
Dual ISP implementation on ASA
Last Reply 1 month 2 weeks ago.
12027
5.0
4 sokakkar
DCERPC inspection on ASA/PIX/FWSM
Last Reply 1 month 3 weeks ago.
16790
5.0
5 Adam Makovecz
The sequence number in the outbound reset packet gets randomized in the PIX running 6.x
Last Reply 5 years 11 months ago.
340
0.0
0 TCC_2
ASA 5505 9.1(2) icmp issue.
Last Reply 1 year 8 months ago.
2687
5.0
0 Anim Saxena
Common issues with ASA 8.6 version
Last Reply 1 year 6 months ago.
888
5.0
0 Anim Saxena
Configuring new ASA 5510 in transparent mode.
Last Reply 1 year 6 months ago.
777
5.0
0 Anim Saxena
8.2 to 8.3 static NAT
Last Reply 1 year 6 months ago.
990
5.0
0 Anim Saxena
ASA 5510 DMZ and NAT question
Last Reply 1 year 4 months ago.
616
5.0
0 Anim Saxena
ASA 5515X Design
Last Reply 1 year 4 months ago.
788
5.0
2 Anim Saxena
Packet capture ASA/PIX - FWSM
Last Reply 2 months 17 hours ago.
78265
4.3
4 pkampana
Using hostnames (DNS) in access-lists - configuration steps, caveats and troubleshooting
Last Reply 10 months 3 days ago.
66181
5.0
8 Magnus Mortensen
U-Turning/Hairpinning on ASA
Last Reply 4 years 6 months ago.
7433
5.0
0 sokakkar
Mac address based filtering on ASA PIX
Last Reply 2 years 2 weeks ago.
1181
5.0
0 sokakkar
Applying ACLs via Radius
Last Reply 5 years 10 months ago.
1219
0.0
0 Nelson Rodrigues
Filter Results
Subject Views Rating Comments Author
blog ASA-PIX: DHCP relay through VPN tunnel
Last Reply 2 weeks 1 day ago.
23203
5.0
45 Poonguzhali Sankar
blog Configuring and Troubleshooting remote access SSL VPN on Cisco Adaptive Security Appliance
Last Reply 3 weeks 2 days ago.
0
0.0
0
blog Conversion tool Juniper (ScreenOS) to Cisco ASA
Last Reply 2 weeks 4 days ago.
4415
5.0
10 Anand Kanani
blog Conversion tool - CheckPoint FW to Cisco ASA
Last Reply 1 month 1 week ago.
5051
5.0
12 Anand Kanani
blog ASA 5500-X Sourcefire / FirePOWER configuration
Last Reply 1 month 2 weeks ago.
5583
4.0
11 zsmithtek
blog ASA/PIX: Proxy Arp vs Gratuitous Arp
Last Reply 3 months 4 weeks ago.
13966
5.0
6 Poonguzhali Sankar
blog ASA version 8.3 NAT - A new configuration style with new possibilities
Last Reply 3 months 4 weeks ago.
12121
0.0
13 Jay Johnston
blog Firewall Load-balancing : Comparison of various solutions
Last Reply 3 months 3 weeks ago.
133
5.0
0 expertadvisor20151
blog Very high capacity Firewall Solution
Last Reply 3 months 4 weeks ago.
38
5.0
0 expertadvisor20151
blog Scaling Application Security with ITD
Last Reply 3 months 4 weeks ago.
14
5.0
0 expertadvisor20151
blog Community Tech -Talk Series - Migration Best Practices for ASA 8.3/8.4
Last Reply 3 months 4 weeks ago.
12137
5.0
4 Vinay Sharma
blog Cisco firewalls – What does this feature do
Last Reply 4 years 8 months ago.
44
0.0
0 pkampana
blog ASA/PIX Firewall: “to-the-box” traffic
Last Reply 2 years 9 months ago.
3283
0.0
9 csaxena
blog Chalk Talk: Firewalls and UC Security: What Does Advanced Inspection of Signaling Protocols Mean?
Last Reply 3 years 6 days ago.
4552
5.0
0 Julie Burruss
blog A series of posts on IPv6 connectivity and security
Last Reply 3 years 2 months ago.
5372
5.0
3 amoraes
blog A series of posts on ASA NAT (before and after version 8.3)
Last Reply 3 years 2 months ago.
7725
5.0
0 amoraes
blog Cisco Extends Context-Based Security to the World's Most Widely Deployed Firewall for Unprecedented Visibility and Control
Last Reply 3 years 2 months ago.
9769
0.0
0
blog Basic Zone based Firewall Concepts
Last Reply 3 years 3 months ago.
8136
4.5
6 athukral
blog Video: ASA port forwarding for DMZ server access (versions 8.3 and 8.4)
Last Reply 3 years 6 months ago.
6036
5.0
5 mirober2
blog Video: ASA 8.3 Upgrade - What You Need to Know
Last Reply 3 years 8 months ago.
2623
0.0
1 ciscomoderator
blog Revisiting Firewall Performance Parameters
Last Reply 3 years 11 months ago.
6397
0.0
0 Julie Burruss
blog Podcast - How the Cisco TAC uses this Support Community
Last Reply 4 years 2 months ago.
1805
5.0
0 Jay Johnston
blog (Podcast) Using Certificates on the ASA and IOS platforms
Last Reply 4 years 3 months ago.
4756
5.0
2 ciscomoderator
blog Firewall - What does the Botnet filter do?
Last Reply 4 years 5 months ago.
3260
0.0
2 pkampana
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