Network Security

Hiii guys, do anybody can assist me in to fix the issue of the log i'm getting on my ASA firewall:Duplicate TCP SYN from INT: (MY IP behind ASA) to Outside: (the remote server outside ASA) with differenet initial sequence numberi don't know why this ...

Hiii Cisco, i wounder why i'm getting such log message whenever i'm trying to reach my remote site: No translation group found for tcp src outside XXXX dst dmz ZZZZi have a Cisco PIX515E firewall and that message is captured there, the traffic is goi...

Platform:  881WIOS: C880-DATA-UNIVERSALK9-M 15.0(1)M3License:  I have tried both advsecurity and advipservicesProblem:  Configuring an auth-proxy redirect on seccessful authenticationCisco's documentation states that when you are configuring auth-pro...

Hi,I have two ASA both are remote sites which currently has a leased line. Static router are placed on the ASA to route traffic via the leased line. I want to be able to introduce a VPN failover connection between the sites and run EIGRP over the VPN...

We have this senario: out of band L2 NAC deployment for wireless. Everything works great, however, when the client is connected to wired network which is not part of the NAC enforcement, we get this Error popping up over and over again:Invalid switch...

Hello,I completed my CCNP last year and am ok troubleshooting connections on the Corporate network in work with show commands, ping and traceroute.  But we also have cisco asa firewalls for the dmz servers and other connections within the LAN.  Does ...

Hi there. I have this very strange problem. Can someone explain me why this is happening? I have two static. One of them is working fine. But the another seems to go thoug diffrent interface (mynoc).Config:                 static (dmz,outside) AA AB ...

Server on dmz with private ip 10.10.10.10 mapped with ip 172.20.1.10static(dmz,inside) 172.20.1.10 10.10.10.10 mask 255.255.255.255Is it inside users are going to access machine on  dmz through outside interface ?

Hi,My internet link is connected on Internet Router & below downwards Cisco ASA 5520 is connected.ASA is connected with core switch cisco 4510 on downwards.our webbased mail url owa.test.com is hosted outside.Lets suppose ISP pool is 4.4.4.0/28.suppo...

Hi,I'm having issues both with port forwarding and VPN with my PIX. I've tried different ways to set up port forwarding for remote desktop, but I still haven't had any luck.With the VPN, I can secure a connection into the PIX, but I cannot access the...

hi guys,suppose i am hving a url kaveriowa.kaveri.com reistered with ip 215.22.22.24 . now my internal user type this url in web browser having proxy in 172.26.7.45 natted with 215.22.22.26 . the request goes outside and resolve by dns but does not g...