How do all the settings on my Broadcom 802.11n adapter effect performance?

by on October 11, 2010

Q: It’s a Broadcom 802.11n adapter but I can’t find any references to the settings I have.

I know already what some of them are but for everyones benefit, could anyone clarify what each setting does and how to improve the performance of my wifi card?

- 40Mhz Intolerant (Enabled / Disabled)
- 802.11h+d (Loose 11h / Loose 11h+d / Strict 11h
- 802.11n Preamble (Green Field Mode / Mixed Mode)
- Afterburner (Disabled / Enabled)
- AP Compatibility Mode (Higher Performance / Broader Compatibility)
- Association Roam Preference (Disabled / Enabled)
- Band Preference (None / 802.11a / 802.11g/b)
- Bluetooth Collaboration (Enabled / Disabled)
- BSS PLCP Header (Auto (Short/Long) / Long)
- Disable Bands (None / Disable 802.11g/b / Disable 802.11a)
- Disabled Upon Wired Connect (Disabled / Enabled)
- Fragmentation Threshold (2346)
- IBSS 54g(tm) Protection Mode (Auto / Disabled)
- IBSS Mode (802.11a/b/g/n Auto / 802.11a/b Only / 802.11a/b/g Auto / 802.11a/b/g Performance)
- Locally Administered MAC address (Blank)
- Location (Default / United States)
- Minimum Power Consumption (Enabled / Disabled)
- Mixed Cell Support (Disabled / Enabled)
- Power Output (100% / 25% / 50% / 75%)
- Priority & VLAN (Priority & VLAN Disabled / Priority & VLAN Enabled / VLAN Enabled / Priority Enabled)
- Rate 802.11a (Best Rate / {Series of numbers})
- Rate 802.11b/g (Best Rate / {Series of numbers})
- Roam Tendency (Moderate / Conservative / Aggressive)
- Roaming Decision (Optimise Distance / Default / Optimise Bandwidth)
- RTS Threshold (2347)
- WMM (Auto / Disabled / Enabled)
- WZC IBSS Channel Number ({Lots of different bands and 20/40Mhz frequencies}
- XPress (TM) Technology (Disabled / Enabled)