
Figure 2: Dual-Port High-Speed Serial WIC Figure 3: Dual-Port Async/Sync Serial WIC
SEE MANUAL BEFORE INSTALLATION
SERIAL 1
SERIAL 0
CONN
CONN
WIC
2T
H11496
Serial ports
CONN LEDs
SEE MANUAL BEFORE INSTALLATION
SERIAL 1
SERIAL 0
CONN
CONN
WIC
2A/S
H11497
Serial ports
CONN LEDs
Table 2 WAN Interface Cards and Voice Interface Cards for Cisco 2600 Series
WIC-1DSU-T1 T1/Fractional T1 CSU/DSU(requires IOS software version 11.3(4)T or later)
WIC-1DSU-56K4 One-port four-wire 56/64-kbps CSU/DSU
WIC-1T One-port high-speed serial
WIC 2T Dual high-speed serial
WIC-2A/S Two-port async/sync serial
WIC-1B-S/T One-port ISDN BRI
WIC-1B-U One-port ISDN BRI with NT1
Network Module Options
The Cisco 2600 Series supports the Network Modules listed in Table 3; these modules are shared with the Cisco 3600 Series.
Table 3 Network modules for Cisco 2600 Series
Module Description
Serial Network Modules for Cisco 2600 Series (requires IOS software release 11.3(2) or later)
NM-16A 16-port high density async network module
NM-32A 32-port high density async network module
NM-4A/S Four-port low speed (128 Kbps max) async/sync serial network module
NM-8A/S Eight-port low speed (128 Kbps max) async/sync serial network module
LAN Network Modules for Cisco 2600 series (requires IOS software release 11.3(4)T or later)
NM-1E One-port Ethernet network module
NM-4E Four-port Ethernet network module
NM-1ATM-25Error! Bookmark not defined. One-port ATM 25Mbps network module
Dial, ISDN and Channelized Serial Network Modules for Cisco 2600 series (requires IOS software release 11.3(4)T or later)
NM-1CT1 One-port channelized T1/ISDN PRI network module
NM-1CT1-CSU One-port channelized T1/ISDN PRI with CSU network module
NM-2CT1 Two-port channelized T1/ISDN PRI network module
NM-2CT1-CSU Two-port channelized T1/ISDN PRI with CSU network module
NM-1CE1B One-port channelized E1/ISDN PRI balanced network module
NM-1CE1U One-port channelized E1/ISDN PRI unbalanced network module
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