Serviço de QOS
Nesse trabalho iremos abordar a utilização do QoS, sua aplicabilidade e os modelos convencionais.
Objetivo
Efetuar a prova de conceito sobre quatro modelos de QoS: FIFO (First in First out), PQ (Priority Queue), CQ (Custom Queue), WFQ (Weigthing Far Queuing).
Cenário
Ferramentas Necessárias (Software e Hardware)
2 - Roteadores Cisco
Cisco IOS Software, 2801 Software (C2801-IPBASE-M), Version 12.4(16b), RELEASE SOFTWARE (fc3)
Copyright (c) 1986-2007 by Cisco Systems, Inc.
Compiled Thu 20-Dec-07 03:43 by prod_rel_team
ROM: System Bootstrap, Version 12.4(13r)T, RELEASE SOFTWARE (fc1)
System returned to ROM by power-on
System image file is "flash:c2801-ipbase-mz.124-16b.bin"
Cisco 2801 (revision 7.0) with 114688K/16384K bytes of memory.
Processor board ID FTX1239Z13U
2 FastEthernet interfaces
2 Low-speed serial(sync/async) interfaces
DRAM configuration is 64 bits wide with parity disabled.
191K bytes of NVRAM.
62720K bytes of ATA CompactFlash (Read/Write)
1 – Switch Cisco
2 - Estações
WorkStation 1
Windows 7
IP: 192.168.25.4
MASK: 255.255.255.0
GTW: 192.168.25.1
1 FastEthernet 100/Mbs
WorkStation 2
Windows 7
IP: 192.168.25.13
MASK: 255.255.255.0
GTW: 192.168.25.1
1 FastEthernet 100/Mbs
1 - Servidor
Ubuntu 14.04
IP: 172.16.0.2
MASK: 255.255.255.0
GTW: 172.16.0.1
1 FastEthernet 100/Mbs
Wireshark
FIFO
Configurando o fifo.
R2#conf t
R2(config)#interface serial 0/2/0
R2(config-if)#no fair-queue
Imagem 1
Foi utilizado um arquivo de 1MB no gráfico da imagem 1.
Linha Vermelha: Estação = 192.168.25.4
Linha Azul: Estação = 192.168.25.13
Trafego FTP.
Priority Queue (PQ)
Configurando o Priority Queu.
R2#conf t
R2(config)#access list 10 permit host 192.168.25.13
R2(config)#priority-list 1 protocol ip high list 10
R2(config)#interface serial 0/2/0
R2(confi-if)#priority-group 1