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Express Computer Systems :: Cisco Hardware :: Cisco Routers :: 1700 Series :: Cisco CISCO1721-ADSLI Router
Cisco CISCO1721-ADSLI Router

 

Cisco CISCO1721-ADSLI Router 

 

Used Cisco CISCO1721-ADSLI Router

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Details
 
Part # CISCO1721-ADSLI

Specifications:

General

Device Type
Router
Form Factor
External
Installed Modules Qty (Max)
1 (installed) / 3 (max)
Installed Devices / Modules Qty
1 3 (write)

Networking

Form factor
External
Connectivity technology
Wired
Data link protocol
Ethernet, Fast Ethernet
Transport protocol
L2F, AAL5, L2TP, IPSec, TCP/IP
Routing protocol
NHRP, OSPF
Remote management protocol
RMON, SNMP
Communication mode
Full-duplex, Half-duplex
Status Indicators
Power, Link activity, Collision status
Features
Manageable, NAT support, VPN support, VLAN support, Traffic shaping, Auto-negotiation, Firewall protection, Full duplex capability, Auto-sensing per device, Stateful Packet Inspection (SPI)
Compliant Standards
IEEE 802.3, IEEE 802.1Q, IEEE 802.3u

Memory

RAM
64 MB (installed) / 96 MB (max)
Flash Memory
32 MB (installed) / 16 MB (max)
Memory / RAM
64 MB 96 MB
Memory / Flash
32 MB 16 MB Flash

Communications

Type
DSL modem
Digital signaling protocol
ADSL over ISDN
Protocols & Specifications
ITU G.992.1 (G.DMT)

Expansion / Connectivity

Expansion Bays Total (Free)
None
Expansion Slot(s) Total (Free)
3 2 Installed Expansion slot
Expansion Slots Total (Free)
3 ( 2 ) x Expansion slot
Expansion Bay(s) Total (Free)
None
Interfaces
1 x Modem - ADSL - RJ-11 ( WAN ), 1 x Network - Ethernet 10Base-T/100Base-TX - RJ-45, 1 x Serial - Auxiliary - RJ-45, 1 x Management - Console - RJ-45
Compatible Slots
None
Port(s) Total (Free) / Connector Type
1 Modem ADSL:RJ-11, 1 Network Ethernet 10Base-T/100Base-TX:RJ-45, 1 Serial Auxiliary:RJ-45, 1 Management Console:RJ-45

Miscellaneous

Rack mounting kit
Not available
Compliant Standards
CSA, EN55022, UL 1950, VCCI-II, EN 60950, CISPR 22 Class B, FCC Class B certified
Authentication Method
PAP, CHAP, RADIUS, TACACS+

Power

Power Supply / Device
Power supply External
Power Device
Power supply - External
Voltage Required
AC 120/230 V
Power Consumption Operational
20 Watt

Expansion / Port(s) Required

Slot(s) Required
None

Modem

Modem protocols & specifications
ITU G.992.1 (G.DMT)
Modem Type
DSL modem

Environmental Parameters

Min operating temperature
32 °F
Max operating temperature
104 °F
Operating humidity range
10 - 85%
 

 

 

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