The ranting of an IT Professional:

Cisco


November 25, 2009  7:32 PM

Configuring your Cisco ASA for L2TP Remote Access



Posted by: Jason Tramer
ASA, Cisco, Ipsec, L2TP, PPTP, Remote Access, VPN

Ok bad news, ASA's do not support PPTP remote access VPN (though they can pass it through). However they will support L2TP with IPSEC VPN which windows is capable of doing. Here is a great video tutorial I used for setting it up: http://gregsowell.com/?p=805

October 20, 2009  1:34 PM

AP’s not registering on Cisco Wireless controller 4400 series



Posted by: Jason Tramer
1140, 4400, access points, Cisco, controller, series, Wireless

I experienced this issue recently where I had a Cisco Wireless 4400 series Controller and some brand new 1140 series AP's. The problem was this, the access points would connect to the controller, they would get IP addresses, and you would see them listed under the wireless section of the web GUI...


September 16, 2009  3:57 PM

Cisco adopting strategies to compete in the small business line



Posted by: Jason Tramer
ASA, Cisco, firewall, router, small business, SMB, UC500, Wireless

Cisco is almost synonymous with big business in the network infrastructure market but recently they have really been working to make themselves more friendly to the SMB market. Here is a good article about that: http://www.channelregister.co.uk/2009/09/16/cisco_smb_rollout_sept_09/ Working...


August 20, 2009  1:44 PM

Procurves and bi-directional port mirroring



Posted by: Jason Tramer
bi-directional, Cisco, egress, HP, ingress, Linksys, port mirroring, port spanning

Now I am just go to prefix this critique with the following, I have never designed a switch or am not aware of the total cost to add features to a switch. That being said I have a question for HP, would it really cost that much more to put bi-directional port mirroring into your switches instead of...


July 14, 2009  2:41 PM

Setting up DHCP relay on a Cisco router



Posted by: Jason Tramer
Cisco, DHCP, IOS, relay

This came up for me recently. Here are the commands to setup DHCP relay on a Cisco router, it's super easy if you know what to do. The interface you are configuring is the interface where the DHCP clients are located. The helper-address is the IP address of your DHCP server, in this case...


July 7, 2009  8:23 PM

Cisco Router – Upload and IOS image from ROMMON mode



Posted by: Jason Tramer
Cisco, flash, IOS, ROMMON, router, tftp

If you ever delete your IOS image and the system reboots before you get the new one on or if you upload the image and it is corrupt you will need to know how to upload an image from ROMMON mode. Here are a sample of the commands, replace the entries with your specifics: rommon 1 >...


May 27, 2009  4:13 PM

Cisco ASA – Remote access VPN user’s can’t connect to internal resources on the same network



Posted by: Jason Tramer
5510, ASA, can't connect to internal resources on the same network, Cisco, NAT, Remote Access, VPN

So I was working with a Cisco ASA 5510. The inside network was 10.0.0.0/24. I had created a  remote access vpn policy for users and set them up to receive address's on their inside network (10.0.0.0/24). While the users we able to connect fine to the vpn they were not able to ping or access any...


May 25, 2009  9:42 PM

Cisco SDM java support



Posted by: Jason Tramer
Cisco, java, SDM

I posted earlier about which version of Java to run the Cisco SDM. I have some new info about this. While the SDM WILL run with any version of Java 5, it only actually supports Java 5 update 9. Any later updates could cause issues.


May 14, 2009  5:02 PM

Java 6 update 13 not supported by Cisco Configuration Professional



Posted by: Jason Tramer
CCP, Cisco, configuration professional, java, SDM

I was using the CCP to setup a Cisco 881 router and it told me to go install the newest version of Java. So thats what i did, Java 6 update 13, and guess what, it didn't work. In fact I had to go all the way down to java 5 update 17 to get the CCP to actually let me configure the router. Now...


April 15, 2009  6:28 PM

A review of the Cisco ASA 5505



Posted by: Jason Tramer
ASA5505, Cisco, firewall, WatchGuard, X10e

I deal with a lot of small business's and branch offices and up until now we generally have been promoting the Watchguard X10e for their firewall needs. However I have recently been very impressed with the Cisco ASA 5505 for this business space. Its got great functionality, robustness and the price...


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