Instruction manual

ATLAS 800 Series System Manual ATLAS 890 At-A-Glance Specifications

Engineering Guidelines

Frame Relay

Packet throughput 11,700 pkts/sec (64-1500 size packets)

Management signaling

interfaces

UNI (user and network)

NNI

Management signaling types ANSI T1.617-D (Annex D)

ITU-T Q.933-A (Annex A)

LMI (Group of four)

Auto

Encapsulation RFC 1490

PVC support 990 PVCs per packet endpoint

Congestion control FECN / BECN

Discard eligible (DE)

Quality of service (QOS) Prioritization on a per-PVC basis

Testing (ADTRAN

proprietary)

PVC loopback

Round trip delay measurement

SNMP support RFC 1315

PPP

Connection support 35 PPP connections to the internal router

(not exceeding 11,700 packets per second)

100 PPP connections to the internal router

(requires HDLC Module and cannot exceed

11,700 packets per second)

Authentication support

PAP

CHAP

EAP

Keepalive support On/Off

Interface support Numbered interfaces

Unnumbered interfaces

Table 6. ATLAS 890 Specifications (Continued)

Application Feature Specification