Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision Next revisionBoth sides next revision | ||
| toh:tp-link:archer_c2_ac750 [2022/06/02 16:36] – add detailed information regarding TFTP issues on some devices hirnpfirsich | toh:tp-link:archer_c2_ac750 [2022/06/29 14:20] – [Switch] Add more details about using VLAN IDs above 31 in the outer switch configuration znark | ||
|---|---|---|---|
| Line 184: | Line 184: | ||
| The C2 uses a external GBit switch, connected by MDIO bus. Network traffic to the CPU is passed through the internal switch of the MT7620A SoC: | The C2 uses a external GBit switch, connected by MDIO bus. Network traffic to the CPU is passed through the internal switch of the MT7620A SoC: | ||
| - | While the RTL8367R does support vid up to 4096, the driver for OpenWRT only allows vid 1-31, with 1,2 already used for OpenWRT itself. | ||
| - | Since this is driver limited, this is likely the case for all RTL8367R(B) based devices. | ||
| < | < | ||
| Line 208: | Line 206: | ||
| | | ||
| + | |||
| + | |||
| + | <WRAP center round info 60%> | ||
| + | Earlier versions of this article suggested “the driver for OpenWrt” (for the RTL8367R(B) switch chip) would have limited the range of usable 802.1q VLAN IDs to 1 – 31. | ||
| + | |||
| + | While this may have been true for some earlier builds (could not confirm immediately), | ||
| + | |||
| + | < | ||
| + | config switch | ||
| + | option name ' | ||
| + | option reset ' | ||
| + | option enable_vlan ' | ||
| + | option enable_vlan4k ' | ||
| + | </ | ||
| + | |||
| + | If you edit the switch VLAN configuration in LuCI, it may add the '' | ||
| + | </ | ||
| + | |||
| + | <WRAP center round important 60%> | ||
| + | OpenWrt releases 21.02.0 — 21.02.3 (the latest official release as of this writing) appear to have a regression in their default network configuration which makes the inner (MT7620A) switch visible in LuCI as '' | ||
| + | |||
| + | The router works as it should but configuring VLANs through LuCI may not work as expected and only the outer switch ('' | ||
| + | |||
| + | Until fixed in later releases, you can work around the issue by removing the extraneous '' | ||
| + | |||
| + | < | ||
| + | uci delete network.@switch[0] | ||
| + | uci commit | ||
| + | reboot | ||
| + | </ | ||
| + | </ | ||
| ===== UBoot ====== | ===== UBoot ====== | ||