NQA(Network Quality Analysis),即网络质量分析系统,是一种实时的网络性能探测和统计技术。利用NQA可实现对网络运行状况的准确测试,输出统计信息,监测网络上运行的多种协议的性能,等等。现在联华世纪将为大家进行NQA实验的实例演示:
配置
sysname R3
interface GigabitEthernet0/0/0
ip address 1.1.1.1 255.255.255.0
interface LoopBack10
ip address 2.2.2.1 255.255.255.0
dis cu
sysname R1
vlan batch 100
interface GigabitEthernet0/0/0
ip address 3.3.3.1 255.255.255.252
interface GigabitEthernet0/0/1
ip address 1.1.1.2 255.255.255.0
interface LoopBack10
ip address 2.2.2.2 255.255.255.0
ip route-static 12.12.12.2 255.255.255.255 3.3.3.2 tag 10
nqa test-instance linkchina test
test-type icmp
destination-address ipv4 3.3.3.2
source-address ipv4 3.3.3.1
frequency 15
start now
dis cu
sysname R2
vlan batch 200
interface GigabitEthernet0/0/0
ip address 5.5.5.1 255.255.255.252
interface GigabitEthernet0/0/1
ip address 1.1.1.3 255.255.255.0
interface LoopBack10
ip address 2.2.2.3 255.255.255.0
ip route-static 12.12.12.2 255.255.255.255 5.5.5.2 tag 20
nqa test-instance linkchina test
test-type icmp
destination-address ipv4 5.5.5.2
source-address ipv4 5.5.5.1
frequency 15
start now
dis cu
sysname R4
vlan batch 100 200
interface Vlanif200
ip address 5.5.5.2 255.255.255.252
interface Ethernet0/0/0
port link-type access
port default vlan 200
interface GigabitEthernet0/0/0
ip address 3.3.3.2 255.255.255.252
interface GigabitEthernet0/0/1
ip address 12.12.12.1 255.255.255.0
ip route-static 0.0.0.0 0.0.0.0 3.3.3.1 track nqa linkchina test
ip route-static 0.0.0.0 0.0.0.0 5.5.5.1 preference 100
nqa test-instance linkchina test
test-type icmp
destination-address ipv4 3.3.3.1
source-address ipv4 3.3.3.2
frequency 15
start now
测试
断开R1至LSW1的线路,测试NQA
断开时,PC1到R3中断,再PING时已经切换好路由。
恢复线路后,测试
路由还未切回主线。
再次等待15s左右,路由切换回主线。
以上是NQA实验详细步骤,如果大家还有什么问题不明白或者想进一步咨询的,欢迎大家邮箱联系或者致电联华世纪。
编辑:技术部陈经理
联系方式:infor@linkchina.com.cn