Znyx Networks bh5700 ユーザーズマニュアル

have an active remote device attached, then first bring down the ports which do not have active 
connections expected to make sure there is a legitimate EXT FLT condition. 

If loss of communications is suspected on an externally wired port, make sure to check and test 
affected cables.

It is possible to test a network connection by using the ping command. The ping command will 
send a network packet to the specified IP address and wait for a reply.

To initiate a ping test, type

ping <ip address>

If you have a network connection, a normal output would look like the following:

 

results:

Ethernet Switch Blade User's Guide

release  3.2.2j

page 171

sh-2.04# ping 10.0.0.43 
ping: cannot resolve 10.0.0.43: Unknown host
sh-2.04#

sh-2.04# ping 10.0.0.43

PING

 

(10.0.0.43): 56 data bytes

64 bytes from 10.0.0.43: icmp_seq=0 ttl=109 time=69.094 ms
64 bytes from 10.0.0.43: icmp_seq=1 ttl=109 time=69.341 ms
64 bytes from 10.0.0.43: icmp_seq=2 ttl=109 time=69.363 ms
64 bytes from 10.0.0.43: icmp_seq=3 ttl=109 time=69.109 ms
64 bytes from 10.0.0.43: icmp_seq=4 ttl=109 time=69.859 ms
64 bytes from 10.0.0.43: icmp_seq=5 ttl=109 time=68.865 ms
64 bytes from 10.0.0.43: icmp_seq=6 ttl=109 time=69.180 ms
64 bytes from 10.0.0.43: icmp_seq=7 ttl=109 time=69.496 ms
64 bytes from 10.0.0.43: icmp_seq=8 ttl=109 time=69.373 ms
64 bytes from 10.0.0.43: icmp_seq=9 ttl=109 time=70.680 ms

10 packets transmitted, 10 packets received, 0% packet loss
round-trip min/avg/max/stddev = 68.865/69.436/70.680/0.486 ms
sh-2.04#