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How to build the EasyMesh in Banana PI platform and validations steps are provided.
Use case diagram
| draw.io Diagram |
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| border | true |
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| diagramName | usecasediagram-wifi |
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| simpleViewer | false |
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| width | |
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| links | auto |
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| tbstyle | top |
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| lbox | true |
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| diagramWidth | 1090 |
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| height | 754 |
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| revision | 1 |
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BPI-R4 build instruction
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Prerequisites - One Time Process
- Delete the dnsmasq binary.
2. Remove default gw entry from routing table since WAN access will be through backhaul connection.
3. Copy below content to /nvram/EasymeshCfg.json file.
| Code Block |
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| language | bash |
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| title | Extender1 EasymeshCfg.json |
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| collapse | true |
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|
{
"AL_MAC_ADDR": "00:0c:43:26:60:1b",
"Colocated_mode": 0,
"Backhaul_SSID": "mesh_backhaul",
"Backhaul_KeyPassphrase": "test-backhaul",
"sta_4addr_mode_enabled": true
}
|
4. Copy below content to /nvram/InterfaceMap.json file.
| Code Block |
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| language | bash |
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| title | Extender1 InterfaceMap.json |
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| collapse | true |
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|
{
"PhyList": [
{
"Index": 0,
"RadioList": [
{
"Index": 2,
"RadioName": "wifi2",
"InterfaceList": [
{
"InterfaceName": "wifi2",
"Bridge": "brlan0",
"vlanId": 0,
"vapIndex": 4,
"vapName": "private_ssid_6g"
}
]
},
{
"Index": 1,
"RadioName": "wifi1",
"InterfaceList": [
{
"InterfaceName": "wifi1.1",
"Bridge": "brlan0",
"vlanId": 0,
"vapIndex": 3,
"vapName": "mesh_sta_5g"
},
{
"InterfaceName": "wifi1",
"Bridge": "brlan0",
"vlanId": 0,
"vapIndex": 2,
"vapName": "private_ssid_5g"
}
]
},
{
"Index": 0,
"RadioName": "wifi0",
"InterfaceList": [
{
"InterfaceName": "wifi0.1",
"Bridge": "brlan0",
"vlanId": 0,
"vapIndex": 1,
"vapName": "mesh_backhaul_2g"
},
{
"InterfaceName": "wifi0",
"Bridge": "brlan0",
"vlanId": 0,
"vapIndex": 0,
"vapName": "private_ssid_2g"
}
]
}
]
}
]
} |
5. Copy below content to /usr/ccsp/wifi/onewifi_pre_script.sh.
| Code Block |
|---|
| language | bash |
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| title | Extender1 onewifi_pre_script.sh |
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| collapse | true |
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#!/bin/sh
sleep 5
iw phy phy0 interface add wifi0 type __ap
iw phy phy0 interface add wifi0.1 type __ap
iw phy phy0 interface add wifi1 type __ap
iw phy phy0 interface add wifi2 type __ap
iw phy phy0 interface add wifi1.1 type __ap
#Obtain the wifi0 mac address
wifi_mac="$(cat /sys/class/ieee80211/phy0/macaddress)"
#Strip the : and increment mac by 1 to get wifi1 macaddress
mac=$(echo $wifi_mac | tr -d ':')
mac_incr=$((0x$mac + 8))
wifi0_mac=$(printf "%012x" $mac_incr | sed 's/../&:/g;s/:$//')
#Increment again by 1 to get wifi2 address
mac_incr=$(($mac_incr + 1))
wifi0_1_mac=$(printf "%012x" $mac_incr | sed 's/../&:/g;s/:$//')
#Increment again by 1 to get wifi2 address
mac_incr=$(($mac_incr + 1))
wifi1_mac=$(printf "%012x" $mac_incr | sed 's/../&:/g;s/:$//')
mac_incr=$(($mac_incr + 1))
wifi1_1_mac=$(printf "%012x" $mac_incr | sed 's/../&:/g;s/:$//')
mac_incr=$(($mac_incr + 1))
wifi2_mac=$(printf "%012x" $mac_incr | sed 's/../&:/g;s/:$//')
#print the mac address
echo $wifi0_mac
echo $wifi1_mac
echo $wifi2_mac
#Update the mac address using ip link command
ifconfig wifi0 down
ifconfig wifi0.1 down
ifconfig wifi1 down
ifconfig wifi1.1 down
ifconfig wifi2 down
ip link set dev wifi0 address $wifi0_mac
ip link set dev wifi0.1 address $wifi0_1_mac
ip link set dev wifi1 address $wifi1_mac
ip link set dev wifi1.1 address $wifi1_1_mac
ip link set dev wifi2 address $wifi2_mac
ifconfig wifi0 up
ifconfig wifi1 up
ifconfig wifi1.1 up
ifconfig wifi2 up
exit 0 |
6. Remove the below files from
cd /etc/systemd/system//multi-user.target.wants/ rm ieee1905_em_ctrl.service rm em_ctrl |
11. Wait for few minutes( for Agent to propagate SSID information from Controller to OneWifi in Extender1) and then check
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