PBB
E634601
PBB (Provider Backbone Bridges) is an IEEE networking standard that extends Ethernet to large-scale carrier and service provider networks by encapsulating customer traffic within a provider backbone.
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
Ethernet bridging technology
ⓘ
IEEE networking standard ⓘ Provider Backbone Bridges ⓘ |
| alsoKnownAs |
IEEE 802.1ah
NERFINISHED
ⓘ
MAC-in-MAC NERFINISHED ⓘ |
| belongsToCategory |
Ethernet standards
ⓘ
computer networking ⓘ telecommunications standards ⓘ |
| compatibleWith | existing Ethernet customer networks ⓘ |
| designedFor |
carrier networks
ⓘ
service provider networks ⓘ |
| enables |
carrier-grade Ethernet services
ⓘ
transparent LAN services over provider backbone ⓘ |
| encapsulates |
customer Ethernet frames
ⓘ
customer VLAN information ⓘ |
| extends |
Ethernet
NERFINISHED
ⓘ
Provider Bridges (Q-in-Q) NERFINISHED ⓘ |
| focusesOn | scalable Ethernet service delivery ⓘ |
| fullName | Provider Backbone Bridges NERFINISHED ⓘ |
| improves |
MAC address scalability
ⓘ
scalability of Ethernet ⓘ traffic isolation between customers ⓘ |
| operatesAtLayer | Layer 2 ⓘ |
| partOfStandardFamily | IEEE 802.1 NERFINISHED ⓘ |
| provides |
backbone MAC address space
ⓘ
customer traffic separation ⓘ service identification via I-SID ⓘ |
| reduces | number of customer MAC addresses in provider core ⓘ |
| relatedTo |
MPLS-based VPNs
NERFINISHED
ⓘ
Provider Bridges (IEEE 802.1ad) NERFINISHED ⓘ VLAN ⓘ |
| separates | customer MAC addressing from provider MAC addressing ⓘ |
| standardizedBy | IEEE NERFINISHED ⓘ |
| supports |
VPN-like Ethernet services
ⓘ
large-scale Layer 2 networks ⓘ multi-tenant services ⓘ |
| supportsTopology | provider backbone bridged networks ⓘ |
| usedBy |
Internet service providers
NERFINISHED
ⓘ
telecommunications carriers ⓘ |
| usesEncapsulationType | MAC-in-MAC encapsulation ⓘ |
| usesIdentifier |
Backbone MAC address (B-MAC)
ⓘ
Backbone VLAN ID (B-VID) ⓘ Service Instance Identifier (I-SID) ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.