Nortel 15000 Terminology page 99

P-SPVC
See permanent switched permanent virtual circuit (P-SPVC) (page
P-switched permanent virtual circuit (P-SPVC)
See permanent switched permanent virtual circuit (P-SPVC) (page
PBX
See private branch exchange (PBX) (page
PCM
See pulse code modulation (PCM) (page
PCR
See peak cell rate (PCR) (page 100)
(page
PCS
See processor control system (PCS) (page
PDU
See protocol data unit (PDU) (page
PDV
See packet delay variation (PDV) (page
PDVT
See packet delay variation tolerance (PDVT) (page
PDH
Plesiochronous Digital Hierarchy. An electrical transmission format. The
precursor to SDH.
PDR
See protected default route (PDR) (page 106)
PE
See "provider edge router (PE)" (page 107).
PE'
See "Carrier's Carrier provider edge router (PE')" (page 24).
PEC
See product engineering code (PEC) (page
Copyright © 2006, Nortel
- 99 -
List of terms
97).
Nortel Multiservice Switch 7400/15000/20000
Terminology
NN10600-005 7.2S1 Standard
PCR7.2 and up March 2006
105).
109).
or Passport Carrier Release (PCR)
106).
107).
95).
95).
106).
100).
100).
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