3 Solaris的中文命令参考手册( 八 )


TCP: Data offset = 20 bytes
TCP: Flags = 0x18
TCP: 0... .... = No ECN congestion window reduced
TCP: .0.. .... = No ECN echo
TCP: ..0. .... = No urgent pointer
TCP: ...1 .... = Acknowledgement
TCP: .... 1... = Push
TCP: .... .0.. = No reset
TCP: .... ..0. = No Syn
TCP: .... ...0 = No Fin
TCP: Window = 64240
TCP: Checksum = 0xd1f6
TCP: Urgent pointer = 0
TCP: No options
TCP:
TELNET: ----- TELNET: -----
TELNET:
TELNET: "Using device /dev/pcn0 (promiscuous mode)rn"
TELNET:

2 packets captured
#

# snoop host1 host2
host1 -> host2 ICMP Echo request
host2 -> host1 ICMP Echo reply
使用snoop实用程序判定系统间实际上传送的什么信,判断网络畅通
# snoop -a dhcp