This post will show how to port forward a single port from the internet to the internal network. You can easily use the Cisco ASA Appliance GUI through a web browser or Cisco ASDM to create a static nat and an access rule but for those that need to do it from command line here […]
Category: Cisco
Detecting DoS / DDoS Attack on a Windows 2003 / 2008 Server
How do I detect a DDOS (Distributed denial of service) / DOS attack on a Windows Server 2003 / 2000 / 2008, XP, Vista or Windows 7? Can I use Linux netstat command syntax to detect DDoS attacks? A denial-of-service attack (DoS attack) or distributed denial-of-service attack (DDoS attack) is an attempt to make a […]
List of Internet Acronyms & Text Message Jargon
With millions of people texting regularly, it’s no wonder you’ve seen this cryptic looking code! Commonly used wherever people get online — whether by text message, IM, SMS, email, cell phone, iPhone, Blackberry, PDA, etc. — and as seen on blogs, chat rooms, Web sites, games, and newsgroup postings — these abbreviations are used by […]
Creating Client SSL VPN on Cisco ASAs
Introduction This document how to allow remote access VPN connections to the ASA from the Cisco AnyConnect 2.0 client.PrerequisitesRequirements Ensure that you meet these requirements before you attempt this configuration: * Basic ASA configuration that runs software version 8.0* ASDM 6.0(2) Components Used The information in this document is based on these software and hardware […]
Manually assigning IP Information for a Cisco Catalyst 2960 (or other Cisco Switch)
Step 1 – Enter global configuration mode: configure terminal Step 2 – Enter interface configuration mode, and enter the VLAN to which the IP information is assigned. The range is 1 to 4094. interface vlan <vlan-id> Step 3 – Enter the IP address and subnet mask. ip address <ip-address> <subnet-mask> Step 4 – Return to global configuration mode. exit Step […]
ASA 5510 IOS 8.x ASDM firewall dashboard IOS commands
As of 8.x, the ASDM has some excellent features to allow you to track down top talkers and get a better view into your traffic flows, but each of these features (especially the Top 10 Services) uses a good bit of RAM. If you are running a 5510 or smaller, that can cause you to […]
Enable DOS FTP client through ASA
This configuration allows both active mode and pseudo-passive mode connections from the DOS FTP client provided with windows on a cisco ASA firewall. It has been tested with ASA code 7.2(3) !–Enable FTP Passive modeftp mode passive !–Create inspection_default class-map to match the ASA’s default inspection trafficclass-map inspection_defaultmatch default-inspection-traffic !–Add the ‘inspection_default’ class to the […]
Password recovery procedure Cisco catalyst fixed configuration layer 2 and 3 switches
IntroductionThis document describes the password recovery procedure for the Cisco Catalyst Layer 2 fixed configuration switches 2900XL/3500XL, 2940, 2950/2955, 2960, and 2970 Series, as well as the Cisco Catalyst Layer 3 fixed configuration switches 3550, 3560, and 3750 Series. Before You BeginConventionsFor more information on document conventions, see the Cisco Technical Tips Conventions. PrerequisitesThere are […]
Cisco Device Throughput Performance Information
Information on all deviceshttp://www.cisco.com/web/partners/tools/quickreference/index.html Information on routers (for example)http://www.cisco.com/web/partners/downloads/765/tools/quickreference/routerperformance.pdf
Cisco PIX/ASA Restrict Foreign & RFC1918 IP Ranges
object-group network APNICnetwork-object 43.0.0.0 255.0.0.0network-object 58.0.0.0 254.0.0.0network-object 60.0.0.0 254.0.0.0network-object 114.0.0.0 254.0.0.0network-object 116.0.0.0 252.0.0.0network-object 120.0.0.0 252.0.0.0network-object 124.0.0.0 254.0.0.0network-object 126.0.0.0 255.0.0.0network-object 169.208.0.0 255.240.0.0network-object 202.0.0.0 254.0.0.0network-object 210.0.0.0 254.0.0.0network-object 218.0.0.0 254.0.0.0network-object 220.0.0.0 254.0.0.0network-object 222.0.0.0 254.0.0.0 object-group network AFRINICnetwork-object 41.0.0.0 255.0.0.0network-object 196.0.0.0 255.0.0.0network-object 168.142.0.0 255.255.0.0 object-group network LACNICnetwork-object 189.0.0.0 255.0.0.0network-object 190.0.0.0 255.0.0.0network-object 200.0.0.0 254.0.0.0 object-group network RIPEnetwork-object 81.0.0.0 255.0.0.0network-object 91.0.0.0 […]