Hangbin Liu's contributions
Article
An introduction to Linux bridging commands and features
A Linux bridge is a built-in kernel module that acts like a network switch. Its features include STP/L2 forwarding, a VLAN filter, and switchdev.
Article
Get started with XDP
Learn how to write an XDP program on RHEL 8.3 for counting dropped packets, which involves adding a BPF map, and writing a custom loader.
Article
An introduction to Linux virtual interfaces: Tunnels
This post provides a brief introduction to Linux tunnel interfaces, focusing on the difference between frequently used tunnels and how to create them.
Article
Introduction to Linux interfaces for virtual networking
Get an introduction to Linux virtual interfaces, including commonly used interfaces, when to use them, and how to create them.
Article
VLAN filter support on bridge
This blog aims for Administrators who need to handle large numbers of VLANs in virtualization/namespaces with a bridge. With the VLAN filter, people don't need to create dozens of VLANs and bridges anymore. With only ONE bridge, you can control all VLANs. See more details in this blog. Bridge and VLAN Virtualization, Cloud, OpenStack, and Docker. These technologies are getting increasingly important and popular. But behind them, there are two indispensable features: Bridge and VLAN. A bridge is a way...
Article
An introduction to Linux bridging commands and features
A Linux bridge is a built-in kernel module that acts like a network switch. Its features include STP/L2 forwarding, a VLAN filter, and switchdev.
Article
Get started with XDP
Learn how to write an XDP program on RHEL 8.3 for counting dropped packets, which involves adding a BPF map, and writing a custom loader.
Article
An introduction to Linux virtual interfaces: Tunnels
This post provides a brief introduction to Linux tunnel interfaces, focusing on the difference between frequently used tunnels and how to create them.
Article
Introduction to Linux interfaces for virtual networking
Get an introduction to Linux virtual interfaces, including commonly used interfaces, when to use them, and how to create them.
Article
VLAN filter support on bridge
This blog aims for Administrators who need to handle large numbers of VLANs in virtualization/namespaces with a bridge. With the VLAN filter, people don't need to create dozens of VLANs and bridges anymore. With only ONE bridge, you can control all VLANs. See more details in this blog. Bridge and VLAN Virtualization, Cloud, OpenStack, and Docker. These technologies are getting increasingly important and popular. But behind them, there are two indispensable features: Bridge and VLAN. A bridge is a way...
