用LLQ來實現(xiàn)視頻QoS實例

2019-11-04 12:27:42

字體：大中小

供稿：網(wǎng)友

　　中心點 : Router 1(7507)

In between router : Router 2(3640)

Remote side : Router 3(2620)

中心點: Router 1

class-map match-all OFIS_TO_MCU

match access-group 100

class-map match-all MCU_TO_OFIS

match access-group 101

!

policy-map TO_MCU //定義LLQ策略

class OFIS_TO_MCU

PRiority 1518 //定義為Video預(yù)留的帶寬，注重要在視頻帶寬基礎(chǔ)上加上25%的開銷

set ip precedence 5

class class-default

fair-queue

policy-map TO_OFIS

class MCU_TO_OFIS

priority 1518

set ip precedence 5

class class-default

fair-queue

!

interface FastEthernet1/0/0

no ip address

no ip route-cache distributed

full-duplex

!

interface FastEthernet1/0/0.1

description HQ1 LAN

encapsulation dot1Q 1

ip address 129.2.80.21 255.255.0.0

service-policy output TO_MCU //在接口下應(yīng)用策略

!

interface Serial1/0/0

description Router 1 to ROUTER 2

ip address 206.141.24.1 255.255.255.0

ip route-cache policy

no ip route-cache distributed

service-policy output TO_OFIS

!

access-list 100 permit ip host 141.2.20.20 host 129.2.20.34 precedence critical//通過ACL匹配來激活策略

access-list 101 permit ip host 129.2.20.34 host 141.2.20.20 precedence critical

!

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In between router : Router 2

class-map OFIS_TO_MCU

match access-group 100

class-map MCU_TO_OFIS

match access-group 101

!

!

policy-map TO_MCU

class OFIS_TO_MCU

priority 1518

class class-default

fair-queue

policy-map TO_OFIS

class MCU_TO_OFIS

priority 1518

class class-default

fair-queue

!

interface Serial2/0

description Router 2 to Router 1

bandwidth 2048

ip address 206.141.24.2 255.255.255.0

no ip directed-broadcast

ip route-cache policy

no ip mroute-cache

service-policy output TO_MCU

!

interface Serial2/1

description Router 2 to Router 3

bandwidth 2048

ip address 218.141.2.1 255.255.255.0

no ip directed-broadcast

ip route-cache policy

service-policy output TO_OFIS

!

access-list 100 permit ip host 141.2.20.20 host 129.2.20.34 precedence critical

access-list 101 permit ip host 129.2.20.34 host 141.2.20.20 precedence critical

----------------------------------------------------------------------------------------------------

Remote side : Router 3

class-map OFIS_TO_MCU

match access-group 100

class-map MCU_TO_OFIS

match access-group 101

!

!

policy-map TO_MCU

class OFIS_TO_MCU

priority 1518

class class-default

fair-queue

policy-map TO_OFIS

class MCU_TO_OFIS

priority 1518

class class-default

fair-queue

!

interface FastEthernet0/0

ip address 141.2.81.20 255.255.0.0

no ip directed-broadcast

ip route-cache policy

speed 100

full-duplex

!

interface Serial0/0

description Router 3 To Router 2

bandwidth 2048

ip address 218.141.2.2 255.255.255.0

no ip directed-broadcast

ip route-cache policy

no ip mroute-cache

service-policy output TO_MCU

!

access-list 100 permit ip host 141.2.20.20 host 129.2.20.34 precedence critical

access-list 101 permit ip host 129.2.20.34 host 141.2.20.20 precedence critical

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