Bitrate Tests & Wireshark Measurements

Bitrate Tests & Wireshark Measurements

Site config:

• site.wifi{24,5}.mesh.mcast_rate = 12000

GL.iNet GL-MT3000 (mt76), v2023.2.4

UCI:

• radio0(2.4ghz).legacy_rates = 0
• mesh_radio0(2.4ghz).mcast_rate = 12000
• mesh_radio1(5ghz).mcast_rate = 12000

Wireshark:

SA	mode	supported rates (basic rate)	channel	beacon rate	mcast rate
d6:22:b4:bf:5d:40	AP	6(B)/9/12(B)/18/24(B)/36/48/54	1	6
d6:22:b4:bf:5d:41	11s	1(B)/2/5.5/11/6/9/12/18/24/36/48/54	1	1	12
d6:22:b4:bf:5d:44	AP	6(B)/9/12(B)/18/24(B)/36/48/54	44	6
d6:22:b4:bf:5d:45	11s	6(B)/9/12(B)/18/24(B)/36/48/54	44	6	12

root@tux-mobil-ax:~# batctl n
[B.A.T.M.A.N. adv 2024.3-openwrt-1, MainIF/MAC: primary0/d6:22:b4:bf:5d:43 (bat0/94:83:c4:3d:ff:9f BATMAN_IV)]
IF             Neighbor              last-seen
        mesh1	  6a:c0:b7:b0:ed:6d    1.960s
        mesh0	  6a:c0:b7:b0:ed:69    0.680s

• mesh with WDR3600/ath9k/v2023.2.4: OK
  • supported + basic + mcast rates identical, 11s beacon rates differ
• mesh with FR365/mt76/next: NOK

TP-Link TL-WDR3600 v1 (ath9k), v2023.2.4

UCI:

• radio0(2.4ghz).legacy_rates = 0
• mesh_radio0(2.4ghz).mcast_rate = 12000
• mesh_radio1(5ghz).mcast_rate = 12000

Wireshark:

SA	mode	supported rates (basic rate)	channel	beacon rate	mcast rate
6a:c0:b7:b0:ed:68	AP	6(B)/9/12(B)/18/24(B)/36/48/54	1	6
6a:c0:b7:b0:ed:69	11s	1(B)/2/5.5/11/6/9/12/18/24/36/48/54	1	12	12
6a:c0:b7:b0:ed:6c	AP	6(B)/9/12(B)/18/24(B)/36/48/54	44	6
6a:c0:b7:b0:ed:6d	11s	6(B)/9/12(B)/18/24(B)/36/48/54	44	12	12

root@nbsp:~# batctl n
[B.A.T.M.A.N. adv 2024.3-openwrt-1, MainIF/MAC: primary0/6a:c0:b7:b0:ed:6b (bat0/64:70:02:d1:5f:68 BATMAN_IV)]
IF             Neighbor              last-seen
   vx_mesh_other	  d2:96:60:7d:83:4c    4.040s
        mesh0	  d6:22:b4:bf:5d:41    2.560s
        mesh1	  d6:22:b4:bf:5d:45    3.280s

• mesh with GL-MT3000/mt76/v2023.2.4: OK
  • supported + basic + mcast rates identical, 11s beacon rates differ
• mesh with FR365/mt76/next: NOK

TP-Link FR365 v1 (mt76), v2025.1-160-ga1b0520+ (next)

UCI:

• radio0(2.4ghz).legacy_rates = 0
• mesh_radio0(2.4ghz).mcast_rate = 12000
• mesh_radio0(2.4ghz).basic_rate = 12000
• mesh_radio1(5ghz).mcast_rate = 12000
• mesh_radio1(5ghz).basic_rate = 12000

Wireshark:

SA	mode	supported rates (basic rate)	channel	beacon rate	mcast rate
0a:49:62:7c:55:c0	AP	6(B)/9/12(B)/18/24(B)/36/48/54	1	6
0a:49:62:7c:55:c1	11s	1/2/5.5/11/6/9/12(B)/18/24/36/48/54	1	12	12
0a:49:62:7c:55:c4	AP	6(B)/9/12(B)/18/24(B)/36/48/54	44	6
0a:49:62:7c:55:c5	11s	6/9/12(B)/18/24/36/48/54	44	12	12

root@nml-fr365:~# batctl n
[B.A.T.M.A.N. adv 2024.3-openwrt-1, MainIF/MAC: primary0/0a:49:62:7c:55:c3 (bat0/dc:62:79:d3:7b:44 BATMAN_IV)]
IF             Neighbor              last-seen

• mesh with GL-MT3000/mt76/v2023.2.4: NOK
• mesh with WDR3600/ath9k/v2023.2.4: NOK

Modified: TP-Link FR365 v1 (mt76), v2025.1-160-ga1b0520+ (next)

The following, manually changed UCI settings:

• mesh_radio0(2.4ghz).basic_rate = 1000
• mesh_radio1(2.4ghz).basic_rate = 6000,12000,24000

Wireshark:

SA	mode	supported rates (basic rate)	channel	beacon rate	mcast rate
0a:49:62:7c:55:c0	AP	6(B)/9/12(B)/18/24(B)/36/48/54	1	6
0a:49:62:7c:55:c1	11s	1(B)/2/5.5/11/6/9/12/18/24/36/48/54	1	1	12
0a:49:62:7c:55:c4	AP	6(B)/9/12(B)/18/24(B)/36/48/54	44	6
0a:49:62:7c:55:c5	11s	6(B)/9/12(B)/18/24(B)/36/48/54	44	6	12

root@nml-fr365:~# batctl n
[B.A.T.M.A.N. adv 2024.3-openwrt-1, MainIF/MAC: primary0/0a:49:62:7c:55:c3 (bat0/dc:62:79:d3:7b:44 BATMAN_IV)]
IF             Neighbor              last-seen
        mesh0	  6a:c0:b7:b0:ed:69    3.610s
        mesh0	  d6:22:b4:bf:5d:41    3.680s
        mesh1	  d6:22:b4:bf:5d:45    4.410s
        mesh1	  6a:c0:b7:b0:ed:6d    4.890s

• mesh with GL-MT3000/mt76/v2023.2.4: OK
  • supported + basic + mcast + beacon rates identical
• mesh with WDR3600/ath9k/v2023.2.4: OK
  • supported + basic + mcast rates identical, 11s beacon rates differ