Cisco ASR1004 - ASR 1004 Modular Expansion Base Hardware Installation Manual page 104

4-Port Serial Interface SPA Overview
Figure 3-40
Figure 3-40
EIA/TIA-232
Table 3-39
Interface SPA ports.
Table 3-39
Pin
1
2
3
4
5
6
7
8
9
10
11
Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Hardware Installation Guide
3-62
Chapter 3
shows the Smart Serial cable connectors.
Smart Serial Cable Connectors
Router connections
EIA/TIA-449
Network connections at the modem or CSU/DSU
lists the connector pinouts for the Smart Serial connectors that interface at the 4-Port Serial
Smart Serial Connector Pinouts
Signal
O_TXD/RXD+
O_TXCE/RXC+
B_TXC/TXC+
I_RXC/TXCE+
I_RXD/TXD+
B_DCD/DCD+
O_DTR/DSR+
O_RTS/CTS+
O_RTS/CTS-
I_CTS/RTS-
I_CTS/RTS+
Overview: Cisco ASR 1000 Series Aggregation Services Routers SPAs
V.35 X.21
Pin Signal
14 O_TXD/RXD-
15 O_TXCE/RXC-
16 B_TXC/TXC-
17 I_RXC/TXCE-
18 I_RXD/TXD-
19 B_DCD/DCD-
20 O_DTR/DSR-
21 MODE2
22 MODE1
23 MODE0
24 MODEDCE
EIA-530
OL-14126-12