Cisco Cisco 12000 Series 12-Port DS3 Line Card Fiche De Données
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Feature
Description
Packet Layer
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IP Version 4 (IPv4)
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IP Version 6 (IPv6) (supported on ISE line cards)
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IP Multicast forwarding
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Maximum transmission unit (MTU) of 9180 bytes
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Basic MPLS switching
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MPLS CoS
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MPLS/VPN provider edge functions
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MPLS VPN: Carrier Supporting Carrier (CsC) with IPv4 Border Gateway Protocol (BGP)-label distribution
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MPLS VPN: Interprovider VPN (Inter-AS) with IPv4 BGP-label distribution
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Multicast VPN
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Any Transport over MPLS (AToM) (Martini draft)—AAL5oMPLS, port, virtual path, and virtual circuit cell
relay, cell packing, and ATM Forum TM 4.0 cell policing support
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MPLS TE
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Committed access rate (CAR)
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NetFlow Version 5 (sampled), Version 8 (aggregated), and Version 9
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MPLS-aware NetFlow
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Layer 2 Tunneling Protocol Version 3 (L2TPv3)
ATM Layer
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Support for up to 2047 virtual circuits per port
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Support for up to 8 class-of-service (CoS) queues per virtual circuit, including one Low-Latency Queuing
(LLQ) queue per virtual circuit
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User-Network Interface (UNI)/Network Node Interface (NNI) cell format—8 UNI virtual-path-identifier (VPI)
bits (0–255), 12 NNI VPI bits (0–4000), 16 virtual-channel-identifier (VCI) bits (0-64,000) over any VPI/VCI
combination within the full range
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Support for up to 255 virtual paths per port
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Switched-virtual-circuit (SVC) signaling (point-to-point connections)
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SVC signaling (point-to-multipoint connections)
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UNI Version 3.0/3.1 (including ILMI)
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Multiprotocol Encapsulation over AAL5
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Classical IP over ATM; client and Address Resolution Protocol (ARP) server
SONET/SDH Layer
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Standards-compliant SONET/SDH interface
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Synchronization, including local (internal) or loop timed (recovered from network); 20-ppm clock accuracy
over full operating temperature range; and pointer activity monitoring
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Local (diagnostic) and line (network) loopback