Configuration Example, IPSec / SSL VPN
Juniper SA & GroupWise WebAcc SSO
While configuring a Juniper SA2500 in conjunction with Novell GroupWise WebAccess, the customers wanted single sign on (SSO) configured. The default Novell GroupWise WebAccess login page uses FBA (Forms Based Authentication). So it should be possible to push the correct POST parameters to enable SSO for GroupWise WebAccess. I started with looking at the page … Read More
Secret Barracuda Spam firewall options
While troubleshooting a Barracuda Spam Firewall 300 I found a forum on internet, which shows you how to get an extra tab under the Advanced configuration of the Barracuda Spam Firewall. The “secret” configuration page is enabled with the following steps: Logon to the Barracude Spam Firewall 300; Click on the Advanced tab; Add &expert=1 … Read More
Secure LDAP between Softerra and Novell NDS
Softerra LDAP Browser is a powerful tool for browsing servers, which support LDAP. Using Softerra LDAP Browser against a Novell NDS with secure LDAP is a different story. A secure LDAP connection is a connection which uses SSL certificates to encrypt the data stream. I had to use my LDAP Browser to query a Novell … Read More
802.1Q between Catalyst 3750 en PowerConnect 6226
Configuring a 802.1Q connection isn’t that difficult, but you need to know the command line interface and the appropriate commands. Today I configured a 802.1Q connection between a Cisco Catalyst 3750G and a Dell PowerConnect 6226, while configuring I played a little with the trunking options on the PowerConnect and I noticed the following: The … Read More
Configuration Example, IP Telephony
Strange VPDN-GROUP behavior
I noticed some strange behavior in a vpdn-group configuration on a Cisco 876 router. I have a router with the following vpdn-group configuration: vpdn-group pptp-group ! Default PPTP VPDN group description pptp vpn users accept-dialin protocol pptp virtual-template 10 The configuration is working perfectly and users can dialin using a PPTP connection. Backups of the … Read More
Configuration Example, Management
XMODEM recovery speed
Configuring switches and routers is regular work for me. But if I would like to configure a switch or a router, I have to be able to boot the specific device…. Today I had to configure some new Cisco Catalyst 3650(E) en 3750 switches. In total I had 16 switches to configure, but three of … Read More