Network Security

Hello guys.I want to sniff reverse telnet sessions, and see in the logs, if someone tried to break the device.That's really interesting what I found today. There is a few captures from wireshark.When we are using port 23 for telnet connection, everyt...

ASA 5505 Firmware 8.3(4), ADSM 6.4(2)Here is what I am trying to do...I have a public IP address of 168.87.3.4I need to forward ports (5060, 5080, etc.) to one internal address. (192168.1.1)I need to foward different ports (10020-10080) to a differen...

Hi Team,My asa-ssm-40 card is in unresponsive state. i know how to bring this card and the command would be hw-module module 1 reset.My query is, what could have gone wrong for the ssm card to go to unresponsive state... my version is 7.0.7E4        ...

I need to have the response from a server to reply to a second ASA.  We have a firewall for voice traffic, that only has a few routes pointing to it, the default route for the network is out another device.  This would be simple if I could change the...

Hi guys:I'm checking a Router which I installed the IOS firmware 593 and I'm receiving this message Dropping icmp session 10.x.x.x:0 189.x.x.x:0  due to  One of the interfaces not being cfged for zoning with ip ident 0Does anybody got this message be...

So I have a Websserver that is being monitored from the inside of my network for the availability of port 80. The server is in my DMZ. Couple times I have made changes to an ACL or something in the ASA and caused access from the Outside to the DMZ to...

Hi IOSers,I have a Cisco 2901 which terminates a Class C address pool.I have split the Class C address pool into 3 sub-nets and 2 zones and created a non-addressable pool (private pool):dmz-zone : x.x.x.0 TO x.x.x.127 (x.x.x.0/25)in-zone: x.x.x.128 T...

I have a ASA5505 and currently running Version 7.2(4). I was wondering what the latest version of the software would available to me would be.Here's a show verCisco Adaptive Security Appliance Software Version 7.2(4) Device Manager Version 5.2(4)Comp...

                   Hi All,I have installed Cisco Security  Manager 4.1 successfully but due to one windows update I have started facing as Issue. CSM Apache service is not able to start. It is giving error code 1.We have also raised a case with Cisco...

All,Can  ASA sub-interfaces run separate IP Sec VPN tunnels eg There are 02 sub-interfaces of 01 physical interface of Cisco ASA5510 [ASA Version 8.2(5)] and I need to run 01 IP Sec VPN tunnel on each of these Please help,Thanks,

We currently use a linux software based firewall called IPCop that sits between our network and router (This is in bridged mode) IPCop conects over PPPoE and everything works fine. However the system is not reliable and I fear not that secure so have...