Messages Current and Messages pending in JMS

Hello All,
I would like to know the difference between Messages Current and Messages Pending in the JMS monitoring tab.
I did read the official documentation but to be honest I am not sure I am undestanding it right !
Could someone explain to me (in simple terms :-) the difference between the two ?
Many thanks.

Hi,
Can you please tell me what fields in the Message Header indicate about the source and/ or target systems? For example the Directory header parameter, of Sender FILE channel, tells me from where the file was picked up.
Likewise what does the field JMSDestination stands for?
The screenshot which I have shows the JMS Message Header Details (the ASMA characters).
Tried searching for fields like JMSDestination, but there is no information on SDN abou it.
Thank you,
Pankaj.

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              Jeremy Watson wrote:
              > We are using the jms_xa_adp.rar bridge to transfer messages from one JMS topic
              > to another (from a topic in a server in a cluster, to a topic in a standalone
              > admin server), WLS 7 GA build 180709 + CR082386; with "exactly once" semantics.
              > It all works fine but the messages & bytes pending on the source WL JMS Topic
              > keep going up. This doesn't happen with our own (application) durable subscriptions.
              >
              > Is the bridge commiting the transaction correctly, or is this just a counting
              > error? If so, why doesn't it apply to our own subscriptions?
              >
              > The connection factory on both the source and destination have all 3 transaction
              > boxes ticked: usertransaction enabled, XAConnection factory enabled, Server side
              > xa enabled.
              >
              > The filestores at each end have different names.
              > The source and destination domains are both called mydomain.
              > The source WL server and destination WL server have different names.
              > The source JMS server and destination JMS server (within WL) have different names.
              >
              > The transaction statistics in the servername -> monitoring -> JTA look OK: there
              > aren't lots of transactions left open. (I guess they'd time out).
              >
              > The stats are generally quite important to us; we do use them to look for potential
              > problems; we plan to build them into production alert systems too.
              >
              > If you need config.xmls I can post them in a case.
              >
              > Any ideas?
              >
              > Many thanks,
              > Jeremy.
              

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