08-23-2018 05:16 PM - edited 03-08-2019 03:58 PM
Hi,
We currenly purchased new switches in replacement of 5yr old switches. I started to configure it and just found an issue with the INPUT commands for MLS QoS. I know this is due to difference between the switch platforms. See switches below:
OLD: WS-C3750G-48PS-E
System image file is "flash:/c3750e-universalk9-mz.122-55.SE5.bin"
NEW: WS-C2960XR-48LPS-I
System image file is "flash:/c2960x-universalk9-mz.152-2.E7/c2960x-universalk9-mz.152-2.E7.bin"
At the moment I just urgently need help in converting the commands to get it working on the new switches. Sorry for the urgency as I need to deploy the new switches asap.
Below is the actual MLS QoS config.. the OUTPUT lines are fine.. however since INPUT lines are no longer available on the new switches.. I really need help in converting.
!
mls qos map cos-dscp 0 8 16 24 32 46 48 56
mls qos srr-queue input bandwidth 70 30
mls qos srr-queue input threshold 1 80 90
mls qos srr-queue input priority-queue 2 bandwidth 30
mls qos srr-queue input cos-map queue 1 threshold 2 3
mls qos srr-queue input cos-map queue 1 threshold 3 6 7
mls qos srr-queue input cos-map queue 2 threshold 1 4
mls qos srr-queue input dscp-map queue 1 threshold 2 24
mls qos srr-queue input dscp-map queue 1 threshold 3 48 49 50 51 52 53 54 55
mls qos srr-queue input dscp-map queue 1 threshold 3 56 57 58 59 60 61 62 63
mls qos srr-queue input dscp-map queue 2 threshold 3 32 33 40 41 42 43 44 45
mls qos srr-queue input dscp-map queue 2 threshold 3 46 47
mls qos srr-queue output cos-map queue 1 threshold 3 4 5
mls qos srr-queue output cos-map queue 2 threshold 1 2
mls qos srr-queue output cos-map queue 2 threshold 2 3
mls qos srr-queue output cos-map queue 2 threshold 3 6 7
mls qos srr-queue output cos-map queue 3 threshold 3 0
mls qos srr-queue output cos-map queue 4 threshold 3 1
mls qos srr-queue output dscp-map queue 1 threshold 3 32 33 40 41 42 43 44 45
mls qos srr-queue output dscp-map queue 1 threshold 3 46 47
mls qos srr-queue output dscp-map queue 2 threshold 1 16 17 18 19 20 21 22 23
mls qos srr-queue output dscp-map queue 2 threshold 1 26 27 28 29 30 31 34 35
mls qos srr-queue output dscp-map queue 2 threshold 1 36 37 38 39
mls qos srr-queue output dscp-map queue 2 threshold 2 24
mls qos srr-queue output dscp-map queue 2 threshold 3 48 49 50 51 52 53 54 55
mls qos srr-queue output dscp-map queue 2 threshold 3 56 57 58 59 60 61 62 63
mls qos srr-queue output dscp-map queue 3 threshold 3 0 1 2 3 4 5 6 7
mls qos srr-queue output dscp-map queue 4 threshold 1 8 9 11 13 15
mls qos srr-queue output dscp-map queue 4 threshold 2 10 12 14
mls qos queue-set output 1 threshold 1 100 100 50 200
mls qos queue-set output 1 threshold 2 125 125 100 400
mls qos queue-set output 1 threshold 3 100 100 100 400
mls qos queue-set output 1 threshold 4 60 150 50 200
mls qos queue-set output 1 buffers 15 25 40 20
mls qos
!
Also here is a sample interface, VLAN 201 is Voice.
!
interface GigabitEthernet1/0/1
switchport access vlan 201
srr-queue bandwidth share 1 30 35 5
queue-set 2
priority-queue out
mls qos trust dscp
auto qos trust
no cdp enable
!
Let me know if more information is needed.
Thanks so much in advance.
Atb,
NetEng Tweep
08-23-2018 05:40 PM
I would start with Auto-QoS. It works fine. If you have issues, let me know and I can help you fine tune the policy. Cheers
08-23-2018 06:08 PM
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