Add channel for the second test in 264 (#476)

Author: antonputra

lessons/264/README.md

@@ -16,7 +16,13 @@ You can find tutorial [here](https://youtu.be/wP1wz6MhxcI).
 CHANNEL="aeron:udp?endpoint=10.0.89.94:40123" SLEEP_INTERVAL_US="2000" STAGE_INTERVAL_US="2000000" DECREMENT_INTERVAL_US="1" /usr/local/bin/aeron-publisher
 CHANNEL="aeron:udp?endpoint=10.0.89.94:40123" /usr/local/bin/aeron-subscriber
 
-# 2nd Test
 CHANNEL="tcp://*:5555" SLEEP_INTERVAL_US="2000" STAGE_INTERVAL_US="2000000" DECREMENT_INTERVAL_US="1" /usr/local/bin/zeromq-publisher
 CHANNEL="tcp://10.0.65.17:5555" /usr/local/bin/zeromq-subscriber
+
+# 2nd Test
+CHANNEL="aeron:ipc" SLEEP_INTERVAL_US="2000" STAGE_INTERVAL_US="2000000" DECREMENT_INTERVAL_US="1" /usr/local/bin/aeron-publisher
+CHANNEL="aeron:ipc" /usr/local/bin/aeron-subscriber
+
+CHANNEL="ipc:///tmp/zmq_bbo" SLEEP_INTERVAL_US="2000" STAGE_INTERVAL_US="2000000" DECREMENT_INTERVAL_US="1" /usr/local/bin/zeromq-publisher
+CHANNEL="ipc:///tmp/zmq_bbo" /usr/local/bin/zeromq-subscriber
 ```