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утилиты_для_тестирования_сети [2018/01/22 08:37]
val [iPerf]
утилиты_для_тестирования_сети [2022/03/01 15:47] (current)
val [tcpdump]
Line 3: Line 3:
 ===== ping ===== ===== ping =====
  
-[[http://ftp.arl.mil/~mike/ping.html]]+  * [[https://lingualeo.com/ru/jungle/​the-story-of-the-ping-program-188748|The Story of the PING Program]]
  
 <​code>​ <​code>​
 debian# apt install iputils-ping debian# apt install iputils-ping
  
-$ ping -f 172.16.1.254+$ ping 1.1.1.1
  
-$ ping -i 1 -f 8.8.8.8+$ ping -f gate.isp.un
  
-$ ping -i 0.1 172.16.1.254+$ ping -i 0.1 gate.isp.un
  
 $ ping -c 1 -D -s 1472 ya.ru $ ping -c 1 -D -s 1472 ya.ru
 </​code>​ </​code>​
  
 +===== ARP ping =====
 +<​code>​
 +freebsd_sh$ ip=172.16.1.123;​ ping -c 1 -W 500  $ip >/​dev/​null ; arp -an | grep "$ip "
 +
 +linux$ ip=172.16.1.254;​ ping -c 1 -W 1  $ip >/​dev/​null ; ip n | grep "$ip "
 +</​code>​
 ===== tcpdump ===== ===== tcpdump =====
 <​code>​ <​code>​
 linux# tcpdump -i any -n linux# tcpdump -i any -n
 +
 +tcpdump -vn
  
 tcpdump -i em0 -n -s0 -A "port 21 and host 172.16.1.X"​ tcpdump -i em0 -n -s0 -A "port 21 and host 172.16.1.X"​
Line 25: Line 33:
 tcpdump -nei em0 ether src 00:​0c:​29:​c5:​07:​8f tcpdump -nei em0 ether src 00:​0c:​29:​c5:​07:​8f
  
-tcpdump -w file.dump -s0 "port 21 and host 172.16.1.X"​+tcpdump -w file.pcap -s0 "port 21 and host 172.16.1.X"​ 
 + 
 +tcpdump -n -r file.pcap -s0 -A 
 + 
 +tcpdump -n ip and '​ip[8]=127' ​  # ttl
  
-tcpdump --r file.dump ​-s0 -A+#​https://​unix.stackexchange.com/​questions/​466584/​tcpdump-tshark-view-only-outgoing-tcp-connections-requests 
 +server# tcpdump -i any -nn src host 192.168.X.10 and "​tcp[tcpflags] == tcp-syn"
 </​code>​ </​code>​
  
утилиты_для_тестирования_сети.1516599470.txt.gz · Last modified: 2018/01/22 08:37 by val