Specifications

Table Of Contents
2-4
Cisco AS5800 Operations, Administration, Maintenance, and Provisioning Guide
DOC-7810814=
Chapter 2 Commissioning
Understanding the Basic Hardware Architecture
Figure 2-2 Cisco AS5800 Call-Processing Components
One asynchronous PPP call requires:
(1) T1 DS0 channel
(1) channel in a TDM bus
(1) integrated modem
(1) TTY line
(1) asynchronous interface
One synchronous PPP call requires:
(1) T1 DS0 channel
(1) serial interface channel
Tips Synchronous PPP calls require HDLC resources. Each T3 trunk card is limited to
256 HDLC resources. T1 trunk cards do not have HDLC resource limitations.
Cloning
Cloning
Asynchronous
interfaces
Group-async
interface
TTY lines
Modems
33186
Inside a Cisco
network access server
Serial interface
channels S0:1, S0:2
Dialer interface
controlling the
D channels
TDM bus
T1 controllers
PRI lines
POTS line BRI line
ISDN
router
Client
modem
Legend
Client
PC
Client
PC
= Synchronous PPP
= Asynchronous PPP
= Configuration
template
PSTN
Routing and
switching engine
IP
network