JN0-102 · Question #214
You issue the ping interface t1-1/1/0 bypass-routing count 1000 rapid command. Which statement is correct?
The correct answer is D. The count parameter allows the router to send out 1000 pings and then stop.. This question asks about the function of the count parameter when used with the ping command in Junos OS.
Question
You issue the ping interface t1-1/1/0 bypass-routing count 1000 rapid command. Which statement is correct?
Options
- AThe count parameter creates a counter that you can view with the show firewall command.
- BThe count parameter allows the router to count the number of pings for logging purposes.
- CThe count parameter allows the router to pause for 1000 seconds before sending out a ping.
- DThe count parameter allows the router to send out 1000 pings and then stop.
How the community answered
(15 responses)- A7% (1)
- C7% (1)
- D87% (13)
Why each option
This question asks about the function of the `count` parameter when used with the `ping` command in Junos OS.
The `count` parameter in `ping` does not create a firewall counter.
While the router does count the pings sent and received, the `count` parameter's primary function is to limit the number of packets sent, not just for general logging.
The `count` parameter determines the number of packets sent, not a pause duration; `interval` is used for delays between pings.
In Junos OS, the `count` parameter specifies the number of ICMP echo request packets that the `ping` command should send before it automatically terminates. In this case, `count 1000` means 1000 pings will be sent.
Concept tested: Junos OS ping command parameters - count
Source: https://www.juniper.net/documentation/us/en/software/junos/junos-cli/topics/ref/command/ping.html
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