8-port ISDN BRI network module (S/T interface)

8 Port Analog Modem Network Module with v.92

6 digital modem network module

 2 WAN Card Slot Network Module(no LAN)

2 Ethernet 2 WAN Card Slot Network Module

2-Port Channelized E1/ISDN-PRI Unbalanced Network Module

2-Port Channelized E1/T1/ISDN-PRI Network Module

One Voice/Fax Interface Card Slot Network Module

High Speed Serial Interface (HSSI) Network Module

One-port Cisco Gigabit Ethernet (GBIC) Network Module

1 Port Fast. Ether. 2Port Channelized E1/ISDN-PRI Unbalanced NM

1 Port Fast Ethernet 2 Port Channelized E1/ISDN-PRI Balanced NM

1 Port Fast Ethernet 2 Port Channelized E1/ISDN-PRI Balanced/Unbalanced NM

1 Port Fast Ethernet. 1Port Channelized E1/ISDN-PRI Unbalanced NM

1 Port Fast Ethernet 1 Port Channelized E1/ISDN-PRI Balanced NM

 1-Port Fast Ethernet Network Module

1 Ethernet 2 WAN Card Slot Network Module

1-Port Channelized E1/ISDN-PRI Unbalanced Network Module

1-Port E3 ATM Network Module

 One 16 port 10/100 EtherSwitch NM with 1 GE (1000BaseT) port