1CONFIG_IP_NF_MATCH_STATE
2RPC match support
3CONFIG_IP_NF_MATCH_RPC
4  This adds CONFIG_IP_NF_MATCH_RPC, which supplies two modules,
5  ip_conntrack_rpc_udp and ip_conntrack_rpc_tcp, which track
6  portmapper requests using UDP and TCP respectively.  It also adds
7  the record_rpc match for iptables, which matches if the source of
8  the packet has requested that port through the portmapper before,
9  or it is a new GET request to the portmapper, allowing effective RPC
10  filtering.
11
12  If you want to compile it as a module, say M here and read
13  Documentation/modules.txt.  If unsure, say `N'.
14