1
vote
1answer
88 views

HeartBleed and Closed Source Hardware like Cisco

With the release of heartbleed how does one protect themselves with closed source networking hardware like cisco? Especially hardware with VPN variety. Would it be best to replaced such systems with ...
0
votes
3answers
11k views

How to effectivily block torrents on my network?

Hie, As per my network policy, we have to block all torrent traffic from network. To do this, I used to block all ports above 1024 on my firewall/proxy devices. But due to this, many other ...
2
votes
3answers
8k views

Access router if you don't know password

At home I have a wireless cisco router. Unfortunately I wasn't smart to change its ip or passwords. So anyone who is connected to it can access 192.168.0.1 and log in as admin using password admin and ...
0
votes
1answer
296 views

Securing my firewall (both dedicated and iptables-based) [closed]

I have an ASA-5510, but I also intend to maintain strict IP tables on my server (Ubuntu 12.04.2), so that there are two layers of "protection". My iptables look like this: *filter # Allows all ...
2
votes
1answer
120 views

find hardware and OS specs on routers

How do you determine the model and IOS version of a Cisco router, if you have its IP address remotely, but have no physical access. For example, I run nmap -sP and can see the router's IP, but all ...
2
votes
1answer
706 views

Tacacs+ scenario: can I permit user to configure only for one interface and deny others

I'm currently deploying TACACS+ with a Cisco device, I use a TACACS server from here: http://www.shrubbery.net/tac_plus/ My scenario is: I want to permit a user to configure my router but only for a ...
5
votes
1answer
120 views

Symbiote Counter-Attack Detection

I saw this video on YouTube about hacking Cisco phones (and other embedded systems) and I was overjoyed when the presenter not only hacked, but presented a security solution. Intrigued, I started ...
3
votes
2answers
404 views

1 PIX firewall, 2 routers, 2 switches. Please answer a couple questions about hack lab

I bought a bunch of cisco equipment for a project and I got 1 PIX firewall 2 switches and 2 routers This is my plan for a topology but I am new at this so I need help. I am basing this off the ...
5
votes
1answer
726 views

I'm having a DDoS attack, my hosting company is stupid, and I need to know what is hapening

So ok, right now my windows 2003 dedicated server is under attack by some guy who's flooding UDP packets (~90.000 packets/sec) on my 100Mbps server for the last 8 hours. I'm on a shared port, so I'm ...
2
votes
1answer
503 views

How do Cisco devices identify routers?

Our network administrators forbid the usage of private routers in our college. They bought new Cisco equipment (routers, switches) which detect routers and automatically ban them (it disconnects the ...
4
votes
2answers
1k views

Cisco IOS question - password management, service password encryption types

I'm university student studying for my certification exam, and I was doing some reviewing today when I found a question that I can't find an answer to. Basically, in the CCNA3 2.4.1 Cisco Netacademy ...
1
vote
2answers
709 views

Cisco ASA Default Route Issue

We have a test environment which mimics our enterprise network security design. In this test environment my team and I would like to bypass our DMZ entirely. This seems easily enough done by simply ...
9
votes
6answers
6k views

Automated tools for Cisco IOS config auditing?

Are there any automated tools for auditing config files exported from Cisco IOS devices? Free/Open Source is always nice, but anything that does the job would be of interest.
3
votes
1answer
783 views

I'm using a Cisco ASA as a VPN endpoint. Where do the VPN clients get firewalled?

(Is this too application specific? It seems like a reasonable question that would be useful to other people...) So, I've got this ASA in front of a network that I didn't set up. It's been ...
4
votes
2answers
1k views

Cisco ASA Security Contexts: Any Real World Installs?

We are looking at deploying a Cisco ASA 5520-I am looking at the security contexts feature, and was wondering if anyone has deployed their ASA in this way, and how it is working out for them. Have ...