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Configuration procedure – H3C Technologies H3C MSR 5600 User Manual

Page 18

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5

Test the network connectivity between Device A and Device C. If they cannot reach each other, locate the

failed nodes in the network.

Figure 3 Network diagram

Configuration procedure

1.

Configure the IP addresses for devices as shown in

Figure 3

.

2.

Configure a static route on Device A.

system-view

[DeviceA] ip route-static 0.0.0.0 0.0.0.0 1.1.1.2

[DeviceA] quit

3.

Use the ping command to test connectivity between Device A and Device C.

ping 1.1.2.2

Ping 1.1.2.2(1.1.2.2): 56 -data bytes, press escape sequence to break

Request time out

Request time out

Request time out

Request time out

Request time out

--- Ping statistics for 1.1.2.2 ---

5 packet(s) transmitted,0 packet(s) received,100.0% packet loss

The output shows that Device A and Device C cannot reach each other.

4.

Use the tracert command to identify failed nodes:
# Enable sending of ICMP timeout packets on Device B.

system-view

[DeviceB] ip ttl-expires enable

# Enable sending of ICMP destination unreachable packets on Device C.

system-view

[DeviceC] ip unreachables enable

# Execute the tracert command on Device A.

tracert 1.1.2.2

traceroute to 1.1.2.2(1.1.2.2) 30 hops at most,40 bytes each packet, press escape

sequence to break

1 1.1.1.2 1 ms 2 ms 1 ms

2 * * *

3 * * *

4 * * *

5

The output shows that Device A can reach Device B but cannot reach Device C, which indicates

that an error has occurred on the connection between Device B and Device C.

Device A

Device B

Device C

1.1.1.1/24

1.1.1.2/24

1.1.2.1/24

1.1.2.2/24

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