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- ==== NOSview [137]
- icmp
- ====
-
- These commands are used for the Internet Control Message Protocol
- (ICMP) service.
-
- _________________________________________________________________
- icmp echo [on | off] Default: on
- _________________________________________________________________
- Display or set the flag controlling the asynchronous display of
- ICMP Echo Reply packets. This flag must be on for one-shot pings
- to work (see the 'ping' command).
-
- >> Example: icmp echo off
-
-
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- icmp status
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- Display statistics about ICMP, including the number of ICMP
- messages of each type sent or received.
-
-
- _________________________________________________________________
- icmp trace [on | off] Default: off
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- Display or set the flag controlling the display of ICMP error
- messages. These informational messages are generated by Internet
- routers in response to routing, protocol or congestion problems.
-
- This option should be turned off before using the 'hop check'
- facility, because it relies on ICMP Time Exceeded messages, and
- the asynchronous display of these messages will be mingled with
- 'hop check' command output.
-
- >> Example: icmp trace on
-