Series Features Overview
Network Modules for Cisco 2600XM, 3600, and 3700 Series
55
LAN and T1/E1 Combo Network Modules
Product Description
Supported Platforms
and Minimum Cisco
IOS Versions Comments
NM-1FE2CT1
1-port Fast Ethernet,
2-port channelized
T1/ISDN-PRI network
module
Provides a single auto-
sensing 10/100BASE-TX
connection via an RJ-45
connector and two
channelized T1/ISDN PRI
connections via DB-15
connectors.
Modular Router Solutions
ISDN Concentration
Inter-VLAN Routing
LAN-to-LAN Routing
3700 Series – Not Available
3660 Series – 12.0(7)XK
3640 – 11.3(4)T1
3620 – 11.3(4)T1
2691 – Not Available
2600XM Series – Not
Available
2650 Series – Not Available
2620 Series – Not Available
2610 Series – Not Available
No reliance on other
network modules, WICs,
voice interface cards, or
advanced integration
modules.
NM-1FE2CT1-CSU
1-port Fast Ethernet,
2-Port channelized
T1/ISDN-PRI with CSU
network module
Provides a single auto-
sensing 10/100BASE-TX
connection via an RJ-45
connector and two
channelized T1/ISDN PRI
with integrated DSU/CSU
connections via RJ-48
connectors.
Modular Router Solutions
ISDN Concentration
Inter-VLAN Routing
LAN-to-LAN Routing
3700 Series – Not Available
3660 Series – 12.0(7)XK
3640 – 11.3(4)T1
3620 – 11.3(4)T1
2691 – Not Available
2600XM Series – Not
Available
2650 Series – Not Available
2620 Series – Not
Available
2610 Series – Not Available
No reliance on other
network modules, WICs,
voice interface cards, or
advanced integration
modules.
NM-1FE2CE1B
1-port Fast Ethernet,
2-port channelized
E1/ISDN-PRI balanced
network module
Provides a single auto-
sensing 10/100BASE-TX
connection via an RJ-45
connector and two
channelized E1/ISDN PRI
balanced (120 ohm)
connections via DB-15
connectors.
Modular Router Solutions
ISDN Concentration
Inter-VLAN Routing
LAN-to-LAN Routing
3700 Series – Not Available
3660 Series – 12.0(7)XK
3640 – 11.3(4)T1
3620 – 11.3(4)T1
2691 – Not Available
2600XM Series – Not
Available
2650 Series – Not Available
2620 Series – Not Available
2610 Series – Not Available
No reliance on other
network modules, WICs,
voice interface cards, or
advanced integration
modules.
NM-1FE2CE1U
1-port Fast Ethernet,
2-port Channelized
E1/ISDN-PRI unbalanced
network module
Provides a single auto-
sensing 10/100BASE-TX
connection via an RJ-45
connector and two
channelized E1/ISDN PRI
unbalanced (75 ohm)
connections via DB-15
connectors.
Modular Router Solutions
ISDN Concentration
Inter-VLAN Routing
LAN-to-LAN Routing
3700 Series – Not Available
3660 Series – 12.0(7)XK
3640 – 11.3(4)T1
3620 – 11.3(4)T1
2691 – Not Available
2600XM Series – Not
Available
2650 Series – Not Available
2620 Series – Not Available
2610 Series – Not Available
No reliance on other
network modules, WICs,
voice interface cards, or
advanced integration
modules.