Cisco 633 Serial SDSL Data Service Unit

Technical Specifications for Cisco 633

Description	Specification
SDSL Interface	SDSL, 2B1Q encoding: 1168 kbps, 1040 kbps, 784 kbps, 528 kbps, 400 kbps, 272 kbps, 144 kbps RJ-11 connector, unshielded twisted pair copper wire
Standard hardware components	Serial interface, SDSL interface, imbedded processor, SAR and DRAM
User Interface	12 in 1 synchronous serial interface
Protocols/Standards Supported	ATM Forum UNI 3.1, ITU-TI.432 Frame Relay Forum FRF.8
Data Rate	SDSL range: Speed: 144 kbps to 1168 kbps symmetric Increments: 1168, 1040, 784, 528, 400, 272, and 144 kbps
Flash Memory	2 MB
DRAM	4 MB
Processor type	Intel I960
Software options	STU-C firmware option for back-to-back modem operation
Power Source	110-240 VAC

Routing and Bridging Support

• IETF RFC 2364 Point-to-Point Protocol (PPP)

• IETF RFC 1483 encapsulation over AAL5

• IP (RFC 791)

  • UDP (RFC 792)

  • ICMP (RFC 791)

  • ARP (RFC 826)

  • RIP version 1 and RIP version 2 updating of routing tables

• Static routing

• Port Address Translation (PAT)

• Dynamic Host Configuration Protocol (DHCP) server and client (RFC 2131, RFC 2132)

• DHCP Relay Agent (RFC 1542)

• IEEE 802.1d transparent learning bridging

Management

• RADIUS security and accounting (RFC 2058, RFC 2059)

• HTML browser interface

• Command-line interface

• Cisco Commander Graphical User Interface (GUI)

• Telnet

• TFTP

• SNMP MIB support (MIB-II, PPP MIB, spanning tree MIB, enterprise MIB)

• PAP

• Multilevel password protection