Posted by: manilageek | February 14, 2011

QOS implemenation on Core Switch

class-map match-any Call-Signaling
match ip dscp cs3
match ip dscp af31
class-map match-all Voice-Bearer
match ip dscp ef

policy-map QOS
class Voice-Bearer
priority
police cir percent 15 bc 33 ms
conform-action transmit
exceed-action drop
class Call-Signaling
bandwidth percent 5
class class-default
bandwidth percent 80
dbl

!All uplink interfaces to edge switches**
interface GigabitEthernetX/Y
service-policy output QOS

*** or this, im not sure which one is better ***

class-map match-any Gold
match ip dscp cs2 af21
class-map match-any Control
match ip dscp cs3 af31 cs6 cs7
class-map match-any Voice-Bearer
match ip dscp ef

policy-map DBL
class Voice-Bearer
class Control
class Gold
class class-default
dbl

qos
qos dbl
qos map dscp 17 19 20 21 22 23 25 27 to tx-queue 1
qos map dscp 28 29 30 31 32 33 34 35 to tx-queue 1
qos map dscp 36 37 38 39 40 41 42 43 to tx-queue 1
qos map dscp 44 45 47 49 50 51 52 53 to tx-queue 1
qos map dscp 54 55 57 58 59 60 61 62 to tx-queue 1
qos map dscp 63 to tx-queue 1
qos map dscp 24 26 to tx-queue 4

!All uplink interfaces to edge switches**
interface GigabitEthernetX/Y
tx-queue 3
priority high
shape percent 30
service-policy output DBL

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