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Cisco CyberSecurity


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let me start by saying i don't do allot of VPN work so this is a little out of my wheelhouse.the issue is:I have a VPN tunnel between my office and a vendor. they want me to nat a machine on my side to another ip so it wont conflict with their intern...

Resolved! VPN via NAT

I have the following topologywith NAT-T disabled on Cisco ASA (no crypto isakmp nat-traversal 20), I got the followingI thought the VPN should fail. What did I miss here ?thanks a lot !!

CiscoASA-NAT-T.PNG CiscoASA-NAT-T-Capture-1.PNG
gongya by Beginner
  • 10 replies
  • 0 Helpful votes

Dear experts, I've setup a DVTI with IKEv2 to get remote access into my 2901. However, the IKE session establishes, without any errors, the interface comes up, but no IP address is assigned to the Virtual-access interface. The client is a C881 runnin...

michel by Beginner
  • 2 replies
  • 5 Helpful votes

Hi, I have Firepower 1140 with Anyconnect license. VPN users are from AD (by LDAP). Everything it's ok, but when user have expired password don't connect - users see error  "Inwalid user or password". When I had ASA, users when their password is expi...

Hello, I would like to configure for Cisco Anyconnect DHCP Address Assignment from Windows DHCP Server. I Use this Manuals (https://www.cisco.com/c/en/us/support/docs/security/anyconnect-secure-mobility-client/215854-configure-anyconnect-vpn-client-o...

Resolved! site to site vpn

Hi Guys,I have 2 routers running ospf point to point LAN--> HQ-TX <---> NV-Branch <-- LAN which is running site2site VPN and works perfectly. Now for fail overs i added an INTERNET router with new design LAN--> HQ-TX <--> INTERNET ROUTER <--> NV-Bran...

Pretty basic AnyConnect config, GroupPolicy: group-policy XXXX attributesdns-server value <DNS1> <DNS2>vpn-filter value <FILTER>vpn-tunnel-protocol ssl-client split-tunnel-policy tunnelspecifiedsplit-tunnel-network-list value <SPLIT_POLICY>default-do...

niko by Beginner
  • 1 replies
  • 0 Helpful votes

Hello, Have been using the VPN Anyconnect until a few weeks ago when authetication stopped. No changes done on the AD nor the firewall. However, i noted that the AD and LDAP group configs on the firewall populates but cannot be saved despite the "cha...

JNM by Beginner
  • 1 replies
  • 0 Helpful votes

Communication issues - ikev1 vpn Cisco IOS <-> Fortigate I configured a ikev1 tunnel between Cisco IOS and Fortigate.The tunnel comes up but communication only works after a client of the remote site (cisco) initiated some traffic.As you can see in t...

sidp by Beginner
  • 14 replies
  • 5 Helpful votes
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