Juniper T320 Manual page 72

T320 Core Router Interface Module Reference
Hardware features
Software features
Cables and connectors
LEDs
Alarms, errors, and
events
Related
Documentation
56
16-MB SDRAM memory for ATM segmentation and reassembly (SAR)
ATM switch ID
Configurable framing options:
G.751 direct mapping
G.751 with PLCP encapsulation (default)
G.832 ATM direct mapping
Internal and loop timing
Per-virtual circuit (VC) and per-virtual path (VP) traffic shaping
Unspecified bit rate (UBR) traffic shaping
Fine-grained variable bit rate (VBR) traffic shaping
Circuit cross-connect (CCC)
ATM Inverse Address Resolution Protocol (ARP), which enables routers to automatically learn
the IP address of the router on the far end of an ATM permanent virtual circuit (PVC)
Simple Network Management Protocol (SNMP):
Management Information Base (MIB) 2 (RFC 1213)
ATM MIB (RFC 1695)
SONET MIB
AAL5 encapsulations:
ATM-VC-MUX
ATM-NLPID
ATM-Cisco-LLPID
ATM-SNAP
ATM-CCC-VC-MUX
10 ft (3.05 m) posilock SMB to BNC (provided)
Four pairs of Rx and Tx coaxial cables
One tricolor per port:
Off—Not enabled
Green—Online with no alarms or failures
Yellow—Online with alarms for remote failures
Red—Active with a local alarm; router has detected a failure
Alarm indication signal (AIS)
Frame error
Line code violation
Local and remote loopback
Loss of signal (LOS)
Out of frame (OOF)
Yellow alarm
T320 PIC Description
T320 PIC Combination Limitations
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