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v8original
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Posts: 3
Joined: Fri Apr 09, 2021 6:30 pm

RSTP port cost of LAG group

Fri Apr 09, 2021 6:54 pm

https://wiki.mikrotik.com/wiki/SwOS/CRS3xx#RSTP
short: 40G - 1; 10G - 2; 1G - 4; 100M - 10; 10M - 100
long: 40G - 500; 10G - 2000; 1G - 20000; 100M - 200000; 10M - 2000000
What is the port cost for a 2 x 10G LAG group?
 
leeph
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Posts: 6
Joined: Sun Sep 12, 2021 1:43 pm

Re: RSTP port cost of LAG group

Sun Sep 12, 2021 7:03 pm

2 or 2000 for each link depending on path cost mode. I'm using the long mode since I've got some Netgear switches which are hardcoded with the longer format.

See attached image for my 2 x 10GB DAC LAG between Mikrotik switches.

pathcost.PNG
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