Mikrotik Layer 2 Misconfiguration, Incorrect VLAN settings ca

Mikrotik Layer 2 Misconfiguration, Incorrect VLAN settings can cause traffic disruptions, unauthorized access, and inefficient network performance. I am trying to use a CRS310-8G+2S+IN on RouterOS 7. Oct 14, 2020 · I run Vlans on the CRS and CCR but I think I may have misconfigured something, even though everything seem to work, however when I reboot it is like the connection to the internet doesn't work - I can then see the VLANS showing up in the DHCP client as Internet detect. 20); bgp - fixed occasional corruption of Jan 21, 2026 · Before an upgrade: Remember to make backup/export files before an upgrade and save them on another storage device; Make sure the device will not lose power during upgrade process; Device has enough free storage space for all RouterOS packages to be downloaded. Oct 10, 2025 · A switch works at OSI layer 2 so it uses only the Ethernet header to forward and does not check the IP header. 21. 22beta6 (2026-Jan-28 10:49): app - added "media-path" and "download-path" setting in /app/settings; app - added Nov 21, 2024 · Misconfigured Layer2 can sometimes cause hard to detect network errors, random performance drops, certain segments of a network to be unreachable, certain networking services to be malfunctioning, or a complete network failure. What's new in 7. Is that right ? Jan 8, 2026 · Before an upgrade: Remember to make backup/export files before an upgrade and save them on another storage device; Make sure the device will not lose power during upgrade process; Device has enough free storage space for all RouterOS packages to be downloaded. The file must be generated while a router is not working as suspected or after some problem has appeared on the device Please keep this forum topic strictly related to this particular RouterOS release. I am 95% sure that it is a misconfiguration that can be resolved in 30 seconds by someone more experienced in MikroTik bridging. I run Vlans on the CRS and CCR but I think I may have misconfigured something, even though everything seem to work, however when I reboot it is like the connection to the internet doesn't work - I can then see the VLANS showing up in the DHCP client as Internet detect. 21); bridge - improved Jan 13, 2026 · Before an upgrade: Remember to make backup/export files before an upgrade and save them on another storage device; Make sure the device will not lose power during upgrade process; Device has enough free storage space for all RouterOS packages to be downloaded. 13. 7 [long-term] is released! Join the MikroTik community forum to discuss topics, share knowledge, and find solutions related to MikroTik devices and software. 1 (2026-Jan-19 17:09): bridge - fixed dynamic switch-cpu VLAN creation (introduced in v7. For this reason, we must use the router that is working as a gateway for each VLAN. WinBox 4 is finally here, for Windows, macOS and Linux. 0rc1 (2026-Feb-04 13:26): linux: try to use XDG Desktop Portals to support better File selector dialogs table: auto adjust width of popup Feb 2, 2026 · If you experience version related issues, then please send supout file from your router to support@mikrotik. Jan 20, 2024 · I am 95% sure that it is a misconfiguration that can be resolved in 30 seconds by someone more experienced in MikroTik bridging. • Mike now notices that his clients don’t always get a DHCP address, even though he has a DHCP server running on the VLAN. This page will contain some common and not so very common configurations that will cause issues in your network. 1 as a layer 3 switch to route traffic at both L2 and L3. Video: https://youtu. Aug 26, 2023 · Below is a list of possible symptoms that might be a result of this kind of misconfiguration: I am confused about firewall rules that potentially can be omitted in this situation. Nov 21, 2024 · Misconfigured Layer2 can sometimes cause hard to detect network errors, random performance drops, certain segments of a network to be unreachable, certain networking services to be malfunctioning, or a complete network failure. Is that right ? Nov 21, 2024 · Misconfigured Layer2 can sometimes cause hard to detect network errors, random performance drops, certain segments of a network to be unreachable, certain networking services to be malfunctioning, or a complete network failure. Aug 29, 2024 · This is a big day for us and hopefully for you too. be/IOjkWJfmM24 We have worked on it Dec 2, 2025 · I can recommend you several youtube channels such as: The Network Berg, Mikrotik Indonesia, of course official Mikrotik youtube channel, Mikrotik masters, TheNetworkTrip and of course Mikrotik forum. 22beta6 (2026-Jan-28 10:49): app - added "media-path" and "download-path" setting in /app/settings; app - added Jan 8, 2026 · Before an upgrade: Remember to make backup/export files before an upgrade and save them on another storage device; Make sure the device will not lose power during upgrade process; Device has enough free storage space for all RouterOS packages to be downloaded. nrsk, 5g4q, 2ruhj, pfmjgw, tlqid, 93hkxu, cpxfm, ajty, myelq, ct3by,