五、WAN Qos配置与远程办公室Qos配置
在路由器上使用模块化QOS命令行(MQC,12.2T)，配置分为三部分：
class-map：对流量分类
policy-map：对每类流量分配queue，priority要害字表示使用LLQ。
server-policy：将policy-map绑定到接口上。
1、Policy-map配置
class-map match-all VOICE
match ip dscp ef
class-map match-all VIDEO
match ip dscp af41
class-map match-all VOICE-CONTROL
match ip dscp af31
class-map match-any GOLD-DATA
match ip dscp af21
match ip dscp af22
match ip dscp af23
class-map match-any SILVER-DATA
match ip dscp af11
match ip dscp af12
match ip dscp af13
!
policy-map WAN-EDGE
class VOICE
priority percent 17
class VIDEO
priority percent 16 30000
class VOICE-CONTROL
bandwidth percent 2
class GOLD-DATA
bandwidth percent 25
random-detect dscp-based
class SILVER-DATA
bandwidth percent 15
random-detect dscp-based
class class-default
fair-queue
random-detect dscp-based
random-detect dscp-based
random-detect dscp 0 96 128 10
random-detect dscp 2 70 128 10
random-detect dscp 4 58 128 10
random-detect dscp 6 44 128 10
2、PPP配置
interface Multilink 40
bandwidth 4096
ip address 10.200.40.1 255.255.255.252
service-policy output WAN-EDGE
ppp multilink
multilink-group 40
interface Serial1/0
description Link E1-A to BRANCH#40
bandwidth 2048
no ip address
encapsulation ppp
ppp multilink
multilink-group 40
interface Serial1/1
description Link E1-B to BRANCH#40
bandwidth 4096
no ip address
encapsulation ppp
ppp multilink
multilink-group 40
3、FR配置：
interface Serial0/1
description Parent FR Link
no ip address
encapsulation frame-relay
!
interface Serial0/1.50 point-to-point
description FR Link to BRANCH#50
bandwidth 3000
ip address 10.200.50.1 255.255.255.252
frame-relay interface-dlci 211
class REMOTE-BRANCH-3000kbps
map-class frame-relay REMOTE-BRANCH-3000kbps
frame-relay cir 3000000
frame-relay bc 30000
frame-relay be 0
frame-relay mincir 3000000
no frame-relay adaptive-shaping
service-policy output WAN-EDGE
4、ATM配置
interface ATM4/0
bandwidth 3000
no ip address
no atm ilmi-keepalive
!
interface ATM4/0.60 point-to-point
bandwidth 3000
ip address 10.210.60.1 255.255.255.252
pvc BRANCH#60 0/60
vbr-nrt 3000 3000
tx-ring-limit 3
service-policy output WAN-EDGE
5、远程分支办公室配置
ip cef
!
class-map match-all VOICE
match ip dscp ef
class-map match-all VIDEO
match ip dscp af41
class-map match-all VOICE-CONTROL
match ip dscp af31
class-map match-any GOLD-DATA
match ip dscp af21
match ip dscp af22
match ip dscp af23
class-map match-any SILVER-DATA
match ip dscp af11
match ip dscp af12
match ip dscp af13
class-map match-all SAP
match Access-group 100
class-map match-all SQLNET
match protocol sqlnet
class-map match-all CITRIX
match protocol citrix
class-map match-any EMAIL
match protocol pop3
match protocol imap
match protocol smtp
class-map match-all TELNET
match protocol telnet
class-map match-all RCMD
match protocol rcmd
class-map match-all FTP
match protocol ftp
class-map match-all BACKUPS
match access-group 101
class-map match-any P2P
match protocol napster
match protocol fasttrack
!
policy-map WAN-EDGE
class VOICE
priority percent 17
class VIDEO
priority percent 16 30000
class VOICE-CONTROL
bandwidth percent 2
class GOLD-DATA
bandwidth percent 25
random-detect dscp-based
class SILVER-DATA
bandwidth percent 15
random-detect dscp-based
class class-default
fair-queue
random-detect dscp-based
random-detect dscp-based
random-detect dscp 0 96 128 10
random-detect dscp 2 70 128 10
random-detect dscp 4 58 128 10
random-detect dscp 6 44 128 10
!
policy-map REMOTE-LAN-EDGE-OUT
class VOICE
set cos 5
class VOICE-CONTROL
set cos 3
class VIDEO
set cos 4
class GOLD-DATA
set cos 2
class SILVER-DATA
set cos 1
class class-default
set cos 0
!
policy-map REMOTE-LAN-EDGE-IN
class SAP
set ip dscp af21
class SQLNET
set ip dscp af22
class CITRIX
set ip dscp af23
class EMAIL
set ip dscp af11
class TELNET
set ip dscp af12
class RCMD
set ip dscp af13
class FTP
set ip dscp 2
class BACKUPS
set ip dscp 4
class P2P
set ip dscp 6
!
!
interface FastEthernet0/0
description CAT3500 REMOTE-BRANCH ACCESS-SWITCH
no ip address
load-interval 30
speed auto
duplex auto
!
interface FastEthernet0/0.50
description NATIVE SUBNET 10.1.50.0 DATA
encapsulation dot1Q 50
ip address 10.1.50.1 255.255.255.0
service-policy output REMOTE-LAN-EDGE
service-policy input REMOTE-LAN-EDGE-IN
!
!
interface FastEthernet0/0.150
description NATIVE SUBNET 10.1.150.0 VOICE
encapsulation dot1Q 150
ip address 10.1.150.1 255.255.255.0
service-policy output REMOTE-LAN-EDGE
interface Multilink1
bandwidth 4096
ip address 10.200.40.2 255.255.255.252
service-policy output WAN-EDGE
ppp multilink
multilink-group 1
!
interface Serial1/0
bandwidth 2048
no ip address
encapsulation ppp
ppp multilink
multilink-group 1
!interface Serial1/1
bandwidth 2048
no ip address
encapsulation ppp
ppp multilink
multilink-group 1
access-list 100 permit tcp any any eq 3200
access-list 101 permit tcp any host 10.1.100.100
