Re: multilink ppp

Stephen Fisher (lithium@cia-g.com)
Sat, 16 Aug 1997 18:44:41 -0600 (MDT)

On Sat, 16 Aug 1997, Griff Hamlin wrote:

> I'm trying to learn how to setup Multilink PPP on a PM3 for a dial-in
> connection. What should I read to learn how to set this up?

Dial-up ISDN, I assume? MPPP isn't supported on analog modem
connnections yet (for the PM3).

> Background:
> I'm an ISP with several PM3s running ComOs3.3.1 and connected to

The PM3's don't run ComOS 3.3.1 - all products not including the PM11 and
PM3 do though. The first ComOS supporting the PM3 as well was 3.5, and
the latest is 3.7.

> PRI phone lines (24 ISDN digital lines). I'm trying to connect ISDN
> dial-up customers who want to use two B-channels to obtain 115kb
> datarate. The customer's ISDN TA documentation says the ISP must support

B channel = 64k, 64x2 = 128k unless they're doing 56k ISDN connections or
data over voice.

> Multilink PPP. I'm not familiar with setting up a PortMaster-3 for
> Multilink PPP for dial-in connections. My Configuration Guide for
> Portmaster Products (Dec 1995 edition) talks about setting Multilink
> PPP for dial-out locations, but not for dial-in. I don't use PMConsole,
> but do everything 'manually'.

It should work automatically, and for multi-chassis multi-link ppp you
have to set up the End Point Descriptor (set end [...]) as described in
the manuals.

- Steve
- Systems Manager
- Community Internet Access, Inc.
- Gallup and Grants, New Mexico