On 5/27/11 2:20 PM, satish patel wrote:
Tell me in one word. We have 2 PRI line connected with sangoma card what option
would be good for me?
0 or 1 ?
that would depends on what's the other end of the 2 PRI connected to.
> Date: Fri, 27 May 2011 16:11:03 -0500
> From: [email protected]
> To: [email protected]
> Subject: Re: [asterisk-users] DAHDI span timeing source
>
> On Fri, May 27, 2011 at 08:57:15PM +0000, satish patel wrote:
> >
> > You mean say
> >
> > 0=Slave (Use PSTN clock)
> > 1=Master(generate Internal clock)
> >
> > So best option is 0 for all span if you connected on PSTN right ?
>
> Not really. Looking in system.conf.sample in dahdi-tools [1]
>
> Choose 1 to make the equipment at the far end of the E1/T1/BRI link the
> preferred source of the master clock. Choose 2 to make it the second
> choice for the master clock, if the first choice port fails (the far end
> dies, a cable breaks, or whatever). Choose 3 to make a port the third
> choice, and so on. If you have, say, 2 ports connected to the PSTN, mark
> those as 1 and 2. The number used for each port should be different.
>
> If you choose 0, the port will never be used as a source of timing. This
> is appropriate when you know the far end should always be a slave to
> you. If the port is connected to a channel bank, for example, you should
> always be its master. Likewise, BRI TE ports should always be configured
> as a slave. Any number of ports can be marked as 0.
>
> [1] http://svn.asterisk.org/view/dahdi/tools/trunk/system.conf.sample?view=co
--
Edwin Lam <[email protected]>
Systems Engineer, OfficeWyze, Inc.
Ph: +1 415 439 4988 Fax: +1 415 283 3370
http://pgpkeys.mit.edu:11371/pks/lookup?op=get&search=0xD6506D20
--
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