(1) Start a TRANSMIT/VCI test on EWB: SDA> xx start device ewb/transmit=(vci,target=00-60-CF-21-4A-EA,count=100000,pipe=32) XX$SDA: Starting test on EWB XX$SDA: Starting test TRANSMIT on EWB Alignment 0 Chaining 0 Compare 0 Count 100000 Duration 0 Flow 0 User/PTY 00000560 Pipeline 32 Rate 0 Size 1 33 Size 2 33 Stop on er 0 Stop on lo 0 Wait 0 Fast xmt 0 Fast recei 0 loopline 1 <> 0 Targets 00-60-CF-21-4A-EA 00-00-00-00-00-00 00-00-00-00-00-00 00-00-00-00-00-00 (2) Start a RECEIVE/VCI on EWB returning control to DCL: SDA> xx start dev ewb/rec=(vci,nowait) XX$SDA: loaded XXA0 GENERIC_SCSI UCB: 818F1B40 Device status: 00000010 online Characteristics: 0C040000 avl,idv,odv 00000000 SUD Status 00000000 Owner UIC [000001,000004] Operation count 0 ORB address 8197CE40 PID 00000000 Error count 0 DDB address 8197CC40 Class/Type C8/05 Reference count 0 DDT address 8124C1A0 Def. buf. size 512 BOFF 00000000 SUD address 8197CD40 DEVDEPEND 00000000 Byte count 00000000 CRB address 8197CCC0 DEVDEPND2 00000000 SVAPTE 00000000 I/O wait queue 818F1BF8 DEVDEPND3 8197C940 DEVSTS 00000000 FLCK index 3A DLCK address 810C2600 *** I/O request queue is empty *** XX$SDA: Starting test on EWB XX$SDA: Starting test RECEIVE. on EWB Alignment 0 Chaining 0 Compare 0 Count 0 Duration 0 Flow 0 User/PTY 00000560 Pipeline 1 Rate 0 Size 1 33 Size 2 33 Stop on er 0 Stop on lo 0 Wait 0 fast xmt 0 Fast recei 0 loopline 1 <> 0 Targets 00-00-00-00-00-00 00-00-00-00-00-00 00-00-00-00-00-00 00-00-00-00-00-00 SDA> xx show 3.- Starts a LOOP/VCI on EWB returning control to DCL SDA> xx start dev ewb/loop=(vci,target=00-60-CF-21-4A-EA,count=1000,pipe=64,loopline=600000,nowait) XX$SDA: Starting test on EWB XX$SDA: Starting test LOOP. on EWB Alignment 0 Chaining 0 Compare 0 Count 1000 Duration 0 Flow 0 User/PTY 00000560 Pipeline 64 Rate 0 Size 1 33 Size 2 33 Stop on er 0 Stop on lo 0 Wait 0 fast xmt 0 Fast recei 0 loopline 600000 <> 0 Targets 00-60-CF-21-4A-EA 00-00-00-00-00-00 00-00-00-00-00-00 00-00-00-00-00-00 SDA> XX$SDA: Device Information XXA0: UCB = 81CB13C0 %SDA-W-NOREAD, unable to access location 00000000.00000000 VCIB address 81CB1640 Test IRP 00000000 VCIB id 00000000 Test VCRP 81CB1700 Port state DISABLED Portlock 81D300C0 Active cpus 00000000 TEST IP STOPPED fork pending 00000000 Fork Block 81CB1980 rcv fork pending 00000000 RCV Fork block 81CB19B0 <> 00000000 VCRP queue 81CB19F0 free vcrps 00000000 VCRP rcv queue 81CB1A00 buffer offset 0000024E header size 0000000E xmt outstanding 00000000 xmt rate 000003EE number of forks 001451CD Physical address Undefined MIN test size 00000042 Start time 00000000 Failure status 00000000 failure RA 00000000 loop outstanding 00000000 Unavail user buffe 00000000 XX$SDA: Test Command Information: command address 81CB1520 Test device EWB Target Address 00-60-CF-21-4A-EA User 00000560 function 00200000 function is LOOP duration 00000000 count 000003E8 align 00000000 chain 00000000 compare 00000000 flow 00000000 pipeline 00000040 rate 00000000 loopline 000927C0 <> 00000000 size 1 00000021 size 2 00000021 stop on error 00000000 stop on lost 00000000 XX$SDA: Test status Information: decimal packets sent 1006 packets received 1006 bytes sent 33198 bytes received 46276 errors sent 0 errors received 0 compare-errors 0 errors-lost 0 sequence-errors 0 start time 00A54037.45D273C5 Soft tick 9765 <> 00000000 current-time 00000000.00000000 stop time 00A54037.45D784AF Kernel ticks 00000000.0000000D spin ticks 00000000.00000000 Idle ticks 00000000.00000037 start rscc 00061EDA.A557F2FE Stop rscc 00061EDA.A759F1A6 xmt rscc 00000000.16710C15 XX$SDA: Test results Information: CPS = 1000000000 duration 0.03 duration rscc 0.03 Ker/intr/other tim 38.235 % Spin Time 0.000 % Idle time 161.765 % <> packets sent/sec 29.86 Kilo packets received/s 29.86 Kilo bytes sent/sec 962.44 Kilo bytes received/sec 1.34 Mega time/IO [usec] 33.4843 LAN time/IO [usec] 5.8478 SDA> 3.- Easy unicast loop task list a.- first login into a node b.- $ mc lancp show config ! to show a list of NICs c.- pick an adapter from the list VLAN26> mc lancp show config LAN Configuration: Device Parent Medium/User Version Link Speed Duplex Auto BufSize MAC Address Type Description ------ ------ ----------- ------- ---- ----- ------ ---- ------- ---------------- ------------ ----------- EWB0 Ethernet X-61 Up 1000 Full Yes 1500 00-60-CF-21-4A-EA UTP DEGPA-TA d.- start up the receiver SDA> xx start dev ewb/receive=(vci,nowait) SDA> xx show ! and search for the address in the line Physical address 00-60-CF-21-4A-EA e.- login into another node to initiate the transmitter on a given device SDA> xx start dev ewc/loop=(vci,target=00-60-CF-21-4A-EA,count=100) If the receiver does not receive, there is most likely a connectivity issue. 4.- easy unicast with QIO Follow the same steps as the example above, but for the receiver enter a multicast address such as AB-00-00-05-00-00 as follows receiver command: SDA> xx start dev ewb/rec=(qio,multicast=AB-00-00-05-00-00,echo=header) Note that if the receiver is receiving before you started a sender then the multicast address is in use by another application. sender command SDA> xx start dev ewc/trans=(qio,target=AB-00-00-05-00-00,count=1,size=100) or more safely SDA> xx start dev ewc/trans=(qio,target=AB-00-00-05-00-00,count=0,size=100,rate=2)