B-20 8000 Series
PPP: PPPoA, PPPoE, PAP, CHAP, IPCP (RFC
1332)
HDLC Support
Management: SNMP via IP or EOC, MIB1, MIB2
(RFC 1213), Enterprise MIB, LES MIB
Configuration: Console, Telnet (local, remote)
WAN Features
Interface
WA N: RJ -11
Line Rate: 144 kbps to 2.3 mbps to 25,000 ft
Standards: HDSL 2B1Q
Transport: ATM and Frame Relay
Voice Gateways: CopperCom, Jetstream, General
Bandwidth, TdSoft, and any af-vmoa-
0145-compliant gateway
Softswitches: MGCP v1.0, SIP 2.0
ATM
Adaptation Layers: AAL2 (voice), AAL5 (data), AAL5 (for
layer 3 voice)
Encapsulation: RFC 1483 multiprotocol encapsulation
over ATM; RFC 2364 (PPP over ATM);
ITU 366.1, ITU 366.2 (AAL2)
AAL2 Profiles: ATM: 7, 8, 9, 10 11, 12, and ITU: 1, 2
Voice: Single AAL2 PVC
Data: Up to 8 AAL5 PVCs
Security: Software-configurable payload scrambling
Voice QoS: CBR
Data QoS: CBR, UBR
OAM Cell Handling: F4/F5 segment and end-to-end loopbacks
Frame Relay
Encapsulation: RFC 1490 multiprotocol encapsulation
over Frame Relay
Voice: Single PVC
Data: 8 Data Link Identifiers (DLCIs)
Data Link Format: Q.922
Data Link Control: FRF.12 support, CMCP
Data Interworking: FRF.5, FRF.8 support
Framing: HDLC support
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