Installation Manual
Quidway R2600/3600 Series Modular Routers
Chapter 8
Function Modules
8-15
Table 8-9 Interface attributes of 4SA
Description
Attribute
Synchronous Asynchronous
Connector DB-100 DB-100
V.24 V.35 X.21 EIA/TIA-449 EIA-530
Interface
standard and
operating mode
DTE
DCE
DTE DCE
DTE
DCE
DTE
DCE
DTE
DCE
EIA/TIA-232
Minimum baud
rate (bps)
1200 1200 1200 300
Maximum baud
rate (bps)
64K 2.048M 2.048M 115.2K
Service
supported
---Dialup through Modem
---DDN
---Terminal access service
---Dialup through
Modem
---Backup
Protocols
supported
---PPP
---MP
---LAPB
---X.25
---HDLC
---SDLC
---Frame Relay
---PPP
---SLIP
---MP
Note:
An external adapter is necessary for X.21, EIA/TIA-449, and EIA-530.
8.6.4 Indicators on Panel
I. Indicators on Panel of 2SA
The front panel of 2SA is shown as follows:
Figure 8-19 Front panel of 2SA
The meanings of the indicators on 2SA are given in the following table:
Table 8-10 Meanings of the indicators of 2SA
Indicator Meaning
LINK Off means the Ethernet link is not connected. On means the link is connected.
ACTIVE
Always Off/On means no data is being received or transmitted. Blinking means data is being
received or transmitted.
0 - 1 Corresponding port number.