Yes, your drawing is correct - here is additional information CHPID FF 10.6.0.0/24
+---------+---------+---------+---------+ | | | | | z/VM1 v/VM2 z/OS1 z/OS2 z/VSE LPAR LPAR LPAR guest guest 10.6.0.2 10.6.0.3 10.6.0.4 10.6.0.5 10.6.0.6 z/OS2 can not communicate with any other host. >From z/OS2 *D U,,,724,3* 0724 IQD A-BSY 0725 IQD A 0726 IQD A-BSY *CP Q V 724* OSA 0724 ON OSA 0724 SUBCHANNEL = 00AE 0724 DEVTYPE HIPER CHPID FF IQD 0724 QDIO-ELIGIBLE QIOASSIST-ELIGIBLE *CP D SCHIB AE* SCHIB DEV INT-PARM ISC FLG LP PNO LPU PI MBI PO PA CHPID0-3 CHPID4-7 00AE 0724 021CC168 4 89 80 00 80 80 ---- FF 80 *FF*000000 00000000 It would appear that the correct chpid is defined. On Sat, May 10, 2008 at 4:14 PM, Alan Altmark <[EMAIL PROTECTED]> wrote: > On Friday, 05/09/2008 at 02:10 EDT, Mark Pace <[EMAIL PROTECTED]> wrote: > > I need a LAN connected to real Hipersockets to test this problem. > > > > Well maybe not, just to test connectivity I could try just VM's TCPIP > and the > > z/OS guest. If it works, then know I know I have some odd hardware > problem. > > Since you didn't draw a picture (whack!), let me do so based on my > observations from your posts. You've got 5 hosts in a single CEC trying > to use HiperSockets: > CHPID FF > 10.6.0.0/24 > ----+---------+------------+----------+----------+ > | | | | | > VM TCP#1 MVS LPAR MVS Guest VM TCP#2 VSE Guest > 10.6.0.4 10.6.0.3 10.6.0.5 10.6.0.2 ??.??.??.?? > MTU 1496 1496 1496 1496 ???? > > OK so far? > > Problem statement: "MVS Guest" cannot communicate with at least one of > the VM TCP/IPs. (I'm not sure which.) You CAN communicate among all > other users of the HiperSocket. > > There was a reference to OSAs, but I considered it to be a red herring > since they (the OSAs, not the herring) are not involved in getting data > across a HiperSocket. > > Can you clarify what is communicating successfully via HiperSockets and > what isn't? > > Just to exlude a rare ailment, for each VM guest (incl. TCPIP), > 1. Issue #CP Q V xxxx (where xxxx is the device address of one of the > HIPERS devices) > 2. Using the Subchannel = yy value on the output from #1, issue #CP D > SCHIB yy > 3. Verify that the virtual chpid number is FF000000 00000000 > > For VM TCP/IP, you can just NETSTAT CP <command>. No logon required. > > Alan Altmark > z/VM Development > IBM Endicott > -- Mark Pace Mainline Information Systems