Cisco LightStream 1010 Configuration Note page 6
Atm switch processor module
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Also See for LightStream 1010:
- Getting started manual (182 pages) ,
- Hardware installation manual (40 pages) ,
- Configuration note (19 pages)
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ASP Description
Auxiliary Port Signals
The auxiliary port on the ASP is a male, EIA/TIA-232 DTE, DB-25 plug to which you can attach a
channel service unit/data service unit (CSU/DSU) or other equipment in order to access the switch
from the network. (See Figure 6.) Table 2 lists the EIA/TIA-232 signals used on this port.
The asynchronous auxiliary port supports hardware flow control and modem control.
Table 2
Pin
2
3
4
5
6
7
8
20
Figure 6
Feature Card
The feature card is a daughter card of the ASP module that implements a number of value-added
capabilities over and above the base switch mechanisms. These include:
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6 LightStream 1010 ATM Switch Processor Module Configuration Note
Auxiliary Port Signals
Signal
TxD
RxD
RTS
CTS
DSR
Signal ground
CD
DTR
AUX and Console Connectors
Per-virtual channel (VC) statistics collection
Multicast cell replication
Congestion control for the available bit rate (ABR) service
Policing
Threshold based Selective Discard
Intelligent Early Packet Discard
Direction
Description
--->
Transmit data
<---
Receive data
--->
Request to send (used for hardware flow control)
<---
Clear to send (used for hardware flow control)
<---
Data set ready
--
Signal ground
<---
Carrier detect (used for modem control)
--->
Data terminal ready (used for modem control only)
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