Your Ultimate Inter-VLAN Routing Configuration Guide for Cisco
Example for Configuring Sub-interfaces to Implement Inter-VLAN Communication - AR100-S, AR110-S, AR120-S, AR150-S, AR160-S, AR200-S, AR1200-S, AR2200-S, and AR3200-S CLI-based Typical Configuration Examples - Huawei
Frame Relay Subinterfaces - Explained with Example
InterVLAN Routing on External Router 8021Q Trunk Link - Switched Networks
delete sub interfaces
Inter VLAN Routing Configuration on GNS3 ⋆ IpCisco
How to configure Router on a Stick
VLAN Routing with Router 802.1Q Trunks > IP Routing in the LAN | Cisco Press
How to configure two Cisco router with subinterfaces connected to the L2 5160.