Sample Header Ad - 728x90

how to create a persistent VLAN-aware bridge on RHEL based system (i.e. with NetworkManager)

0 votes
1 answer
734 views
On RHEL based systems network is supposed to be managed by NetworkManager. I would like to build a persistent configuration of a VLAN-aware bridge that survives reboots. Building on top of the excellent answer by A.B. , I have created a network configuration for a virtual machine running Alma Linux 9.4 that receives VLAN 1 tagged traffic and is reachable from management VLAN. But how to make this persistent? Can it be done using standard network management tool, NetworkManager? # cat mkbr2.sh ip link add name bridge0 type bridge vlan_filtering 1 vlan_default_pvid 0 ip link set dev ens192 master bridge0 ip link set bridge0 up bridge vlan add vid 1 dev bridge0 pvid untagged self bridge vlan add vid 2-4094 dev ens192 bridge vlan add vid 1 dev ens192 pvid ip addr add 10.200.200.106/24 dev bridge0 ip route add default via 10.200.200.10 # ip a 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens192: mtu 1500 qdisc mq master bridge0 state UP group default qlen 1000 link/ether 00:0c:29:44:89:b3 brd ff:ff:ff:ff:ff:ff altname enp11s0 6: bridge0: mtu 1500 qdisc noqueue state UP group default qlen 1000 link/ether 00:0c:29:44:89:b3 brd ff:ff:ff:ff:ff:ff inet 10.200.200.106/24 scope global bridge0 valid_lft forever preferred_lft forever inet6 fe80::20c:29ff:fe44:89b3/64 scope link valid_lft forever preferred_lft forever # bridge -compressvlans vlan show port vlan-id ens192 1 PVID 2-4094 bridge0 1 PVID Egress Untagged
Asked by shpokas (163 rep)
Sep 17, 2024, 02:23 PM
Last activity: Sep 17, 2024, 10:44 PM