Hi all,
I have tried setting up Nstream dual on a routerboard 600 using 65mW cards on both routers, i used the setup on wiki following the instructions, yet Nstream could not work. what are my doing wrong? and could u pls help for a complete workable manual for the setup.

You need to post your configuration. You have not provided enough information for anyone to help you.

pls find the configuration i have on the router

[admin@MikroTik] /interface wireless> pr
Flags: X - disabled, R - running
0 name="Ella2_Tx" mtu=1500 mac-address=00:0C:42:2C:38:C9 arp=enabled
interface-type=Atheros AR5413 mode=nstreme-dual-slave ssid="emma1"
frequency=5180 band=5ghz scan-list=default antenna-mode=ant-a
wds-mode=disabled wds-default-bridge=none wds-ignore-ssid=no
default-authentication=yes default-forwarding=yes default-ap-tx-limit=0
default-client-tx-limit=0 hide-ssid=no security-profile=default
compression=no

1 name="Aj2_Rx" mtu=1500 mac-address=00:0C:42:2C:38:9F arp=enabled
interface-type=Atheros AR5413 mode=nstreme-dual-slave ssid="emma"
frequency=5200 band=5ghz scan-list=default antenna-mode=ant-a
wds-mode=disabled wds-default-bridge=none wds-ignore-ssid=no
default-authentication=yes default-forwarding=yes default-ap-tx-limit=0
default-client-tx-limit=0 hide-ssid=no security-profile=default
compression=no
admin@MikroTik] /interface wireless nstreme-dual> pr
Flags: X - disabled, R - running
0 R name="nstreme1" mtu=1500 mac-address=00:0C:42:2C:38:C9 arp=enabled
disable-running-check=no tx-radio=Aj2_Rx rx-radio=Ella2_Tx
remote-mac=00:0C:42:2C:38:9C tx-band=5ghz tx-frequency=5180
rx-band=5ghz rx-frequency=5300 disable-csma=no
rates-b=1Mbps,2Mbps,5.5Mbps,11Mbps
rates-a/g=6Mbps,9Mbps,12Mbps,18Mbps,24Mbps,36Mbps,48Mbps,54Mbps
ht-rates=1,2,3,4,5,6,7,8 ht-guard-interval=long ht-channel-width=20mhz
ht-streams=single framer-policy=exact-size framer-limit=2560

[admin@MikroTik] /interface bridge> pr
Flags: X - disabled, R - running
0 R name="bridge1_Nstream" mtu=1500 arp=enabled mac-address=00:0C:42:21:AA:B1
protocol-mode=rstp priority=0x8000 auto-mac=yes
admin-mac=00:00:00:00:00:00 max-message-age=20s forward-delay=15s
transmit-hold-count=6 ageing-time=5m
[admin@MikroTik] /interface bridge> port
[admin@MikroTik] /interface bridge port> pr
Flags: X - disabled, I - inactive, D - dynamic
# INTERFACE BRIDGE PRIORITY PATH-COST HORIZON
0 ether1 bridge1_Nstream 0x80 10 none
1 nstreme1 bridge1_Nstream 0x80 10 none