Alternative to Wireshark to capture tcp network communication in Linux

TCP Dump:

Syntax for capturing network in linux:

/usr/sbin/tcpdump -i -s0 -w

Example:

/usr/sbin/tcpdump -i eth0 -s 65535 -w /tmp/outputfile

How to Read Output File: 

output file is generated in binary form. It can be copied to window/mac and can be opened using wireshark. 

or if you want to see output directly on shell then use following commands as shown in below link: 

http://www.thegeekstuff.com/2010/08/tcpdump-command-examples/

Thanks !!!