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Figure 24 Output Connector for the X.21 Cable
Single-Port T1 NIC
The IP1200 Series IP security platforms support Nokia-approved, single-port
T1 cards.
The Nokia IP1200 Series appliances can accommodate a maximum number
of four cards. The Nokia T1 network interface card provide the following
features:
Nokia IP1200 Series Security Platform Installation Guide
Transmitted Data (B) 9
Control (B) 10
Receive Data (B) 11
Indicate (B) 12
Signal Timing Element (B) 13
Byte Timing (B) 14
Built-in CSU/DSU for long and short-haul operations
Line speed to full T1
High-speed access for network connections over leased lines
On-board HDLC and Frame controllers, which allow operation at 1.544
Mbps
1 Protective Ground
2 Transmitted Data (A)
3 Control (A)
4 Received Data (A)
5 Indicate (A)
6 Signal Timing Element (A)
7 Byte Timing (A)
15
8 Signal Ground
Single-Port T1 NIC
00112
91
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