问在单个JPOS实例中，是否可以使用多个端口侦听多个客户端？

EN

    <participant class="org.jpos.demo.group.Selector" name="Selector" logger="Q2">
            <property name="1100" value="Request" />
            <property name="1800" value="Echo" />
    </participant>

     <group name="Request">
            <participant class="org.jpos.demo.transaction.Request" logger="Q2" realm="prepare-response">
            </participant>
</group>

     <group name="Echo">
            <participant class="org.jpos.demo.transaction.Echo" logger="Q2" realm="prepare-echo">
            </participant>
         </group>

@Override
        public String select(long l, Serializable serializable) {
            Context ctx = (Context)serializable;
            ISOMsg resIsoMsg = (ISOMsg)ctx.get(REQUEST);
            String selector = "";
            try {
                selector = configuration.get(resIsoMsg.getMTI());
            } catch (ISOException e) {
                e.printStackTrace();
            }
            return selector;
        }