Networking Unequal load balancing with BGP It recently came up that a customer would like dual connections and load balancing. Just about everyone knows about equal Schylar Utley Oct 1, 2023 5 min read
Networking Optimizing your weak links: BGP route-target constraints When you need to be conscious about your MPLS router’s control plane resources, RFC 4684 Constrained Route Distribution for Schylar Utley Sep 18, 2023 3 min read
Networking Debugging the data plane: routing mirrored traffic It came up recently that I needed to capture traffic from a remote router interface to troubleshoot some SIP issues. Schylar Utley Jul 2, 2023 4 min read
Programming Using text finite state machines (Part 1) Before networking vendors became API friendly we were stuck with expect/screen-scraping. Untold hours of chunking busybox data into Schylar Utley Jun 21, 2023 4 min read
Sysadmin Using Netbox as an Oxidized backend Many of us are running networks that have thousands of devices and those devices need backed up. Oxidized is one Schylar Utley Jun 16, 2023 2 min read
Automation Automating Infoblox At the current rate of new customer installation, management of DHCP pools has become tiresome. The ultimate goal will be Schylar Utley Jun 7, 2023 1 min read