el 08-11-2025 12:09 PM
Dear Team
Could I utilize the CW9800H2 Forty-Gigabit interfaces along with the 10-Gigabit interfaces, or are there any limitations?
I am planning to use two Forty-Gigabit and three 10-Gigabit interfaces.
Thanks and best regards
el 08-11-2025 12:20 PM
You meaning make PO include both interface? It that your Q no you can not.
PO must include port member have same BW/speed
MHM
el 08-11-2025 12:34 PM
I plan to utilize both Forty-Gigabit (40G) interfaces in a port-channel for normal traffic, and the other three 10-Gigabit (10G) interfaces for isolated traffic.
However, I heard that the CW9800H2 has a throughput limitation of 80G, which might mean that if I use both 40G interfaces, I cannot utilize any additional interfaces.
Could you please confirm whether this limitation applies, and advise on the best approach to achieve my intended setup?
el 08-11-2025 12:40 PM
I plan to utilize both Forty-Gigabit (40G) interfaces in a port-channel for normal traffic, and the other three 10-Gigabit (10G) interfaces for isolated traffic. <<- can you more elaborate
MHM
el 08-11-2025 12:52 PM
The both Forty-Gigabit (40G) interfaces will handle the access-point traffic and normal user traffic in port-channel throughput will be 80G , The other 10G interfaces for specific SSIDs like Guest ...etc. so if i used three more interfaces so the throughput will be 110G what's the limitation of CW9800H2
el 08-11-2025 03:32 PM
@Ahmed Gamal wrote:
The both Forty-Gigabit (40G) interfaces will handle the access-point traffic and normal user traffic in port-channel throughput will be 80G , The other 10G interfaces for specific SSIDs like Guest ...etc. so if i used three more interfaces so the throughput will be 110G what's the limitation of CW9800H2
That kind of archaic "design" is no longer in fashion.
And if someone wants to do this, I can guarantee the WLC will be very unstable.
el 08-12-2025 01:40 AM
Could you clarify — do you mean that segregating the wireless traffic is an unstable solution?
I have already implemented this approach before.
el 08-12-2025 02:06 AM
@Ahmed Gamal wrote:
I have already implemented this approach before.
This design was OK in AireOS. But a controller on IOS-XE? I would not give IOS-XE an excuse to chuck a wobbly.
9800-40/-80/M/H1/H2 cannot even operate at full scale without crashing much alone a very old design of segregating traffic on a per-port basis.
el 08-12-2025 02:15 AM
Mr @Leo Laohoo Mr @Ahmed Gamal design is work and list in cisco slides
issue the doc not clear about the 2x40 G and total throughput of WLC 100G
el 08-11-2025 12:55 PM
el 08-11-2025 01:25 PM
Yes I know wlc throughput is 100G
But that not meaning you can not use all interface' but let me check limitations' i will update you tomorrow
Thanks for waiting
MHM
el 08-11-2025 11:03 PM
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