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Cisco CyberSecurity


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Hi all, I have 1 IPSEC VPN between Router B and Router C (blue LINE). I pass traffic between network and Now I want to create another VPN between router A and B (red LINE) and I want to pass traffic between network 192.168.1...

Hi, I just setup a lan-to-lan vpn lab. The structure is simple as the picture shows. VPN is working well. PCs on each LAN can ping PCs on another LAN. I try to make PCs on both LAN visit Internet via gateway. So how can I do it? I try to use ip nat ...

Hello, I have a Cisco 1911 Router with one outside interface.  I have all ready configured site-to-site VPN tunnel (With IPSEC) between my site and a partner site. Now I am asked to configure a second VPN tunnel between my router and our HQ site. (No...

Hi guys, We are just going with AWS (Amazone Web Service) and we have multiple subnet in our networks. And we are facing  issue in multiple subnet to connect with AWS at a time. so i just came to know with one blogs AWS has a limitation to connect m...

HI  recently i migrated from old ASA firewall with new ASA 5525X... all tunnels are working fine except the tunnel with AWS. i am getting error messages on PRTG   1. Ping 15 (Ping) Down ESCALATION (Request timed out (ICMP error # ...

Hello,I am trying to setup a L2L VPN between my 4331 and 5512-X ASA. Here are the configurations:ASA: crypto ipsec ikev1 transform-set strong_tunnel esp-aes-256 esp-sha-hmac crypto ipsec security-association pmtu-aging infinitecrypto map outside_map ...

Hi guys,I've a Cisco firepower 4110 NGFW with FIrepower Threat Defense software version 6.0.1, I've also FMC for management. I'm actually migrating the configuration from old ASA to this 4110 appliance. on my ASAs, I've SSL setup and configuration. D...

Hi why the below like that?where the problem is? its L2L Scenario using 2 cisco asa#pkts encaps: 0, #pkts encrypt: 0, #pkts digest: 0      #pkts decaps: 664, #pkts decrypt: 664, #pkts verify: 664Thanks

Ibrahim Jamil by Frequent Contributor
  • 10 replies
  • 0 Helpful votes

Hello, I'm trying to restrict SSH access to one source ip as i noticed my switch is starting to get some load due to bruteforce attempts. Unfortunately, I don't have the luxury of changing the port due to my switch's latest IOS. ip access-list exte...

tdale1987 by Beginner
  • 3 replies
  • 0 Helpful votes

Hi, I have a few questions about L2TP over IPSec on ASA the l2tp user need pre-config the username and password on ASA, such as : username john.doe password ******** mschapusername john.doe attributes vpn-group-policy my_vpn_policy but after that ,ca...

ronald.su by Beginner
  • 2 replies
  • 0 Helpful votes
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