"tcpmss" match support

modulename: xt_tcpmss.ko


Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network packet filtering framework (Netfilter)
└─>Core Netfilter Configuration
└─>"tcpmss" match support
In linux kernel since version 2.6.16 (release Date: 2006-03-19)  
This option adds a `tcpmss' match, which allows you to examine the
MSS value of TCP SYN packets, which control the maximum packet size
for that connection.

To compile it as a module, choose M here. If unsure, say N.

source code: