Solved

How to Block Skype

Posted on 2006-10-25
2
1,309 Views
Last Modified: 2013-11-16
Is there a way to block Skype on a Cisco 501 Firewall.

0
Comment
Question by:Firstair
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
2 Comments
 
LVL 79

Accepted Solution

by:
lrmoore earned 125 total points
ID: 17810773
Not really.. Heres a good analysis, if rather dated, of how Skype works
http://www1.cs.columbia.edu/~library/TR-repository/reports/reports-2004/cucs-039-04.pdf

Blocking it requires more intelligence than the PIX 501 has on its own. Cisco routers can use NBAR to block it.
http://ciscotips.wordpress.com/2006/06/07/how-to-block-skype/

Are you:
A) looking for a solution to block skype users
B) wondering if your firewall can be blocking your skype use?

Is this related to your previous question about the VPN client?
0
 

Author Comment

by:Firstair
ID: 17811027

I had a feeling the 501 was able to.......

I am looking at it to block skype users and no not related to the VPN client.

Thanks
0

Featured Post

Webinar May 25: Cloud Security Strategies for SMBs

Small and mid-sized businesses are a driving force behind cloud adoption, and it’s no wonder: cloud benefits are BIG.  But for all the convenience that moving to the cloud provides, where does security come into play?

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
Content Filtering 1 to 1 Peer Review 1 111
Cisco ASA 5512 LAN Config 16 130
Itunes Thru ISA 2000 Server 2 154
Forwarding web requests to different web servers 15 219
If you are like regular user of computer nowadays, a good bet that your home computer is on right now, all exposed to world of Internet to be exploited by somebody you do not know and you never will. Internet security issues has been getting worse d…
The DROP (Spamhaus Don't Route Or Peer List) is a small list of IP address ranges that have been stolen or hijacked from their rightful owners. The DROP list is not a DNS based list.  It is designed to be downloaded as a file, with primary intention…
Finds all prime numbers in a range requested and places them in a public primes() array. I've demostrated a template size of 30 (2 * 3 * 5) but larger templates can be built such 210  (2 * 3 * 5 * 7) or 2310  (2 * 3 * 5 * 7 * 11). The larger templa…
Finding and deleting duplicate (picture) files can be a time consuming task. My wife and I, our three kids and their families all share one dilemma: Managing our pictures. Between desktops, laptops, phones, tablets, and cameras; over the last decade…

737 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question