You pointed it out at the end, but Channel 16 is the D channel in E1
circuits.

In fact, to configure it, the command should be interface serial 1/0:15
(16th channel; Cisco and computers start counting at 0)

With regular T1, it is the 24th channel used for signaling (The D channel)

Joel Studtmann

MCSE, MCP+I
A+, Network+
CCNA


----- Original Message -----
From: Andy Harding <[EMAIL PROTECTED]>
To: Peter Van Gup <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Tuesday, July 11, 2000 22:18
Subject: Re: E1 question


> bit shaky on this, but here goes...
>
> there is a standard - G.703/704 - it's not just a cisco thing
>
> T/S 0 is used for signalling, the remaining 31 channels (1-31) are used
for
> data - hence the 1,984kb/s bandwidth rather than the 2,048 you might
expect.
> Under a cisco E1 you would configure a virtual serial, S1/0:0 over all
> timeslots like this:
>
> controller E1 1/0
>  channel-group 0 timeslots 1-31
>
> <snip>
>
> interface Serial1/0:0
>  <serial config>
>
> you can configure multiple virtual serials if you wish, for when you are
> aggregating multiple sub-E1s on the hub of a hub-and-spoke for example.
>
> Believe that T/S 16 was once used for signalling also, but can't quite
> remember.....
>
> HTH
>
> Andy
>
> ----- Original Message -----
> From: Peter Van Gup <[EMAIL PROTECTED]>
> Newsgroups: groupstudy.cisco
> To: <[EMAIL PROTECTED]>
> Sent: Tuesday, July 11, 2000 12:25 AM
> Subject: E1 question
>
>
> > Can someone tell me what is the maximum of timeslots on an E1 can be
used
> to
> > transmit data. Does this depent on a Cisco interface or is there a
> standard
> > for. I also would like to no what are the difference between an
> channelized
> > and a unchannelized (framed /unframed) E1.
> > What kind of info is transmitted over TS 0 ?
> >
> > Any help or good resources about an E1 are apreciated.
> >
> > Thanks in advance
> > Michael.
> >
> >
> > ___________________________________
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>
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