Lumen help
Learn more about traceroutes and how it handles timeouts and unreachables in analyzing your network traffic.
As a foundation to using traceroute to diagnose issues with your network traffic flow, learn more about how traceroute works.
Learn more about traceroute and how to read the output to help you analyze network traffic flow.
Learn how traceroute can be helpful in diagnosing issues with your network traffic.
Learn more about traceroute and important function of IP routing; routing isn’t always symmetrical and, in the case of the Internet, it’s often asymmetrical.
Learn when traceroute can mislead you in diagnosing network traffic issues.
Lumen uses industry-standard testing to help ensure that your ethernet-enabled services perform correctly at turn-up and continue to meet your business needs. This article covers those testing methodologies.
Experiencing performance issues with your Lumen service? Try these tips to resolve poor performance.
Learn about the Lumen policy on border gateway protocol (BGP) prefix announcements for network services.
Learn how to resolve throughput issues related to your MAC address. If your MAC address begins with a 4 or a 6, this could contribute to packet reordering over your Lumen service—which may cause slow speeds.
Learn about the differences between public and private IP addresses.
If you have two, or more, redundant Lumen MPLS circuits, you can configure your router for failover. Doing this requires a one-time, configuration change, which you can do yourself.
Traffic shaping is configurable on many vendors and platforms. In this article we cover some of the more common vendors/platforms and how to configure traffic shaping on these network devices.
Learn more about traffic shaping, when to use it, and where to apply it to analyzing your network traffic.
Traceroute is used by networking professionals to discover the path network traffic takes. Learn more about traceroute and how it can help you troubleshoot issues with your service.
Learn about TCP windowing and how it relates to TCP performance over WAN connections.
You can submit a configuration change request for additional IP addresses for Lumen IQ® Networking products in Control Center.
You can run two types of circuit tests for your Lumen services in Control Center: a non-intrusive, performance metric test and an intrusive test.
Using Control Center, you can submit configuration change requests for DNS changes, such as adding/removing/changing domains or zone records for both forward and reverse DNS, as well as requesting reverse delegation.
You can submit configuration change requests for Lumen IQ Networking and DIA services in Control Center. We complete most configuration requests in 24-48 hours.