HP 6125XLG R2306-HP 6125XLG Blade Switch High Availability Configuration Guide - Page 121

Negative. The backup static route takes effect and Switch A forwards packets to 30.1.1.0/24 through

Page 121 highlights

Destination/Mask 10.1.1.0/24 10.1.1.1/32 10.2.1.0/24 10.3.1.0/24 10.3.1.1/32 20.1.1.0/24 20.1.1.1/32 30.1.1.0/24 127.0.0.0/8 127.0.0.1/32 Proto Pre Direct 0 Direct 0 Static 60 Direct 0 Direct 0 Direct 0 Direct 0 Static 80 Direct 0 Direct 0 Cost 0 0 0 0 0 0 0 0 0 0 NextHop 10.1.1.1 127.0.0.1 10.1.1.2 10.3.1.1 127.0.0.1 20.1.1.1 127.0.0.1 10.3.1.3 127.0.0.1 127.0.0.1 Interface Vlan2 InLoop0 Vlan2 Vlan3 InLoop0 Vlan6 InLoop0 Vlan3 InLoop0 InLoop0 The output shows the NQA test result: the master route is unavailable (the status of the track entry is Negative). The backup static route takes effect and Switch A forwards packets to 30.1.1.0/24 through Switch C. # When the master route fails, the hosts in 20.1.1.0/24 can still communicate with the hosts in 30.1.1.0/24. [SwitchA] ping -a 20.1.1.1 30.1.1.1 PING 30.1.1.1: 56 data bytes, press CTRL_C to break Reply from 30.1.1.1: bytes=56 Sequence=1 ttl=254 time=2 ms Reply from 30.1.1.1: bytes=56 Sequence=2 ttl=254 time=1 ms Reply from 30.1.1.1: bytes=56 Sequence=3 ttl=254 time=1 ms Reply from 30.1.1.1: bytes=56 Sequence=4 ttl=254 time=2 ms Reply from 30.1.1.1: bytes=56 Sequence=5 ttl=254 time=1 ms --- 30.1.1.1 ping statistics --5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 1/1/2 ms # The output on Switch D is similar to that on Switch A. When the master route fails, the hosts in 30.1.1.0/24 can still communicate with the hosts in 20.1.1.0/24. [SwitchB] ping -a 30.1.1.1 20.1.1.1 PING 20.1.1.1: 56 data bytes, press CTRL_C to break Reply from 20.1.1.1: bytes=56 Sequence=1 ttl=254 time=2 ms Reply from 20.1.1.1: bytes=56 Sequence=2 ttl=254 time=1 ms Reply from 20.1.1.1: bytes=56 Sequence=3 ttl=254 time=1 ms Reply from 20.1.1.1: bytes=56 Sequence=4 ttl=254 time=1 ms Reply from 20.1.1.1: bytes=56 Sequence=5 ttl=254 time=1 ms --- 20.1.1.1 ping statistics --5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 1/1/2 ms 116

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116
Destination/Mask
Proto
Pre
Cost
NextHop
Interface
10.1.1.0/24
Direct 0
0
10.1.1.1
Vlan2
10.1.1.1/32
Direct 0
0
127.0.0.1
InLoop0
10.2.1.0/24
Static 60
0
10.1.1.2
Vlan2
10.3.1.0/24
Direct 0
0
10.3.1.1
Vlan3
10.3.1.1/32
Direct 0
0
127.0.0.1
InLoop0
20.1.1.0/24
Direct 0
0
20.1.1.1
Vlan6
20.1.1.1/32
Direct 0
0
127.0.0.1
InLoop0
30.1.1.0/24
Static 80
0
10.3.1.3
Vlan3
127.0.0.0/8
Direct 0
0
127.0.0.1
InLoop0
127.0.0.1/32
Direct 0
0
127.0.0.1
InLoop0
The output shows the NQA test result: the master route is unavailable (the status of the track entry is
Negative). The backup static route takes effect and Switch A forwards packets to 30.1.1.0/24 through
Switch C.
# When the master route fails, the hosts in 20.1.1.0/24 can still communicate with the hosts in
30.1.1.0/24.
[SwitchA] ping -a 20.1.1.1 30.1.1.1
PING 30.1.1.1: 56
data bytes, press CTRL_C to break
Reply from 30.1.1.1: bytes=56 Sequence=1 ttl=254 time=2 ms
Reply from 30.1.1.1: bytes=56 Sequence=2 ttl=254 time=1 ms
Reply from 30.1.1.1: bytes=56 Sequence=3 ttl=254 time=1 ms
Reply from 30.1.1.1: bytes=56 Sequence=4 ttl=254 time=2 ms
Reply from 30.1.1.1: bytes=56 Sequence=5 ttl=254 time=1 ms
--- 30.1.1.1 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 1/1/2 ms
# The output on Switch D is similar to that on Switch A. When the master route fails, the hosts in
30.1.1.0/24 can still communicate with the hosts in 20.1.1.0/24.
[SwitchB] ping -a 30.1.1.1 20.1.1.1
PING 20.1.1.1: 56
data bytes, press CTRL_C to break
Reply from 20.1.1.1: bytes=56 Sequence=1 ttl=254 time=2 ms
Reply from 20.1.1.1: bytes=56 Sequence=2 ttl=254 time=1 ms
Reply from 20.1.1.1: bytes=56 Sequence=3 ttl=254 time=1 ms
Reply from 20.1.1.1: bytes=56 Sequence=4 ttl=254 time=1 ms
Reply from 20.1.1.1: bytes=56 Sequence=5 ttl=254 time=1 ms
--- 20.1.1.1 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 1/1/2 ms