Recently I configured a router to be part of an MPLS, and it was using BGP for advertising routes with in the MPLS “cloud”. By default BGP will advertise routes for interfaces directly attached to the router. Unfortunately I needed to also advertise more subnets that were “behind” the router,…
Adding Custom RBLs and SBLs to Juniper Firewall’s Anti-Spam
Anti-virus and anti-spam protection at the firewall level is a growing trend, often referred to as Unified Threat Management. If you purchase one of the Juniper SSG Series firewalls, you can purchase subscriptions for “built-in” anti-virus and anti-spam UTM. Basically, you are allowed to attach these protections to an existing…
Add a Route to a F5 BIG-IP Load Balancer
Sometimes routing can get tricky in different networking environments. It is not uncommon to be required to add routes to devices such as a F5 Big-IP. Before starting, it will be assumed you have already SSH’d to the primary BIG-IP Add Route bigip1> route add -net 10.0.10.0 -netmask 255.255.255.0 -gateway…
Create a VLAN Trunk between Cisco CatOS and Cisco IOS
Due to the difference between the interfaces of Cisco’s CatOS and IOS, one needs to perform different commands to create a trunk. Cisco CatOS Configuration Go to Enable mode cswitch> enable Create Trunk cswitch> set trunk {port to trunk on} on dot1q {vlans to allow} EXAMPLE: set trunk 6/5 on…
Using Samba’s smbclient to Backup Files from Linux to a Windows Server
I recently needed to setup a way to backup files from a linux workstation to a windows server. I found that the utility, from the Samba project, smbclient was able to be scripted to provide such services. Smbclient acts much like a command line ftp program. NOTE: If you will…