154

Series Features Overview
Network Modules for Cisco 2600, 3600, and 3700 Series

155

Cisco Interface Cards

WIC-2A/S

Two-port Asynchronous/
Synchronous Serial WIC
Provides two low-speed
serial interfaces at speeds
up to 128 Kbps This WIC
supports asynchronous
and synchronous trafc,
and plugs directly into a
WIC expansion slot
Modular Router Solutions
Serial and Legacy
Concentration
3800 Series–123(11)T
2800 Series–123(8)T4
1841–123(8)T4
Supported in chassis WIC
slot or one of the following
mixed-media network
modules: NM-2W, NM-
1FE2W-V2, NM-2FE2W-V2,
or NM-1FE1R2W
Product
Description
Supported Platforms
and Minimum Cisco
IOS Versions
Comments

WIC-1T

One-port Serial WIC
Provides a single serial
connection at up to T1/E1
rates The DB-60 connector
supports any of ve
interface types (RS-232,
RS-449, RS-530, V35, X21)
in either DTE or DCE mode
This interface card inserts
into a Cisco mixed-media
network module or directly
into a Cisco WIC expansion
slot
Modular Router Solutions
Serial and Legacy
Concentration
3800 Series–123(11)T
2800 Series–123(8)T4
1841–123(8)T4
Supported in chassis WIC
slot or one of the following
mixed-media network
modules: NM-2W, NM-
1FE2W-V2, NM-2FE2W-V2,
or NM-1FE1R2W

WIC-2T

Two-port Serial WAN
Interface Card
Provides two serial
connections up to
8 Mbps The smart serial
connector supports any
of six interface types
(RS-232, EIA-449, EIA-530,
EIA-530a, V35, X21) in
either DTE or DCE mode
This interface card inserts
into a Cisco mixed-media
network module or directly
into a Cisco WIC expansion
slot
Modular Router Solutions
Serial and Legacy
Concentration
3800 Series–123(11)T
2800 Series–123(8)T4
1841–123(8)T4
Supported in chassis WIC
slot or one of the following
mixed-media network
modules: NM-2W, NM-
1FE2W-V2, NM-2FE2W-V2,
or NM-1FE1R2W

Serial WICs

Notes