Changed the ipchains test to iptables.
diff --git a/runtest/tcp_cmds b/runtest/tcp_cmds
index 46d97eb..4f87e02 100644
--- a/runtest/tcp_cmds
+++ b/runtest/tcp_cmds
@@ -18,5 +18,5 @@
 sendfile export TCbin=$LTPROOT/testcases/network/tcp_cmds/sendfile; sendfile01
 tcpdump tcpdump01
 telnet telnet01
-ipchains ipchains_tests.sh
+iptables iptables_tests.sh
 dhcpd dhcpd_tests.sh