search for: songtao

Hi All, I am new to Asterisk. Now I got one question on the identifier parameter of the Dial() command. I saw as below: exten => 20,1,Dia(Zap/3/5551234). Would you please let me know the meaning of "5551234"? Thanks, Songtao -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.digium.com/pipermail/asterisk-users/attachments/20090907/d527e36f/attachment.htm

...gup 'DAHDI/1-1' But if I changed the "_X." to "S" extension, I can get the whole thing to work well: [from-pstn] exten =>s,1,Answer() exten =>s,n,Wait(1) exten =>s,n,Dial(DAHDI/3) exten =>s,n,Hangup Would you please let me which casuses this issue? Thanks, Songtao Yu -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.digium.com/pipermail/asterisk-users/attachments/20100929/f2111a16/attachment.htm

Hi, Could someone explain me the following questions: Where are differences between Para-Virtualization and Full-Virtualization in the aspects of memory management, CPU and Device I/O, Network? How is the performance difference between them? Thanks Songtao _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users

...ora6 image on DVD must be OK as I have already installed it. 3. I must often boot the computer several times before I can see the login of Fedora OS. It changes often into a black screen state, dead. 4. I can not use #xm list, it says command not found. Any help or hint will be great!!! Thanks. Songtao _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users

...about 10µs when N=64, t will increase to about 150 µs N=92, t will also keeps about 150µs Is it possible, that there will be an infinit serie of plateaus with different range of N(number of processes) like so: N<50 t=10µs 50<100 t=150µs 100<200 t=1ms ... How can it be explained? Thanks Songtao _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users

...the following results,there is only two breakdowns, how can I run the oprofile to get more detailed QEMU informations? 29933 12.5726 qemu-dm DTLB_MISSES:5000| samples| %| ------------------ 20991 70.1266 qemu-dm 8942 29.8734 anon (tgid:3608 range:0xdf3000-0xdf4000) Thanks Songtao _______________________________________________ Xen-users mailing list Xen-users@lists.xensource.com http://lists.xensource.com/xen-users