Cisco ASR 900 Series Manual de usuario Pagina 11

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© 2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information. Page 11 of 14
Features
Layer 3 and MPLS Services
Layer 3 routing
Cisco Express Forwarding (CEF) load sharing of Equal Cost Paths (ECMP)
Open Shortest Path First (OSPF)
Border Gateway Protocol (BGP)
Intermediate System-to-Intermediate System (IS-IS)
Bidirectional Forwarding Detection (BFD) support for OSPF, IS-IS, BGP, and static routes
IPv4 multicast
Protocol Independent Multicast sparse mode (PIM-SM), PIM Source Specific Multicast (PIM SSM), PIM SSM mapping
MPLS
LDP with Label Edge Router (LER) and Label Switch Router (LSR) support
Hot Standby Router Protocol (HSRP)
Virtual Router Redundancy Protocol (VRRP)
MPLS L3VPN
MPLS Transport Profile (MPLS-TP)
IPv6
Addressing and discovery
Manual IPv6 interface addressing
ICMPv6 (RFC 4443)
IPv4 and IPv6 dual stack
IPv6 static routing
OSPF for IPv6 (RFC 5340)
Hardware based IPv6 data forwarding
QoS
IEEE 802.1p QoS
IP Precedence Type of Service (ToS)
Differentiated Services Code Point (DSCP) traffic shaping and policing
Class-Based Weighted Fair Queuing (CBWFQ)
Priority Queuing
2-rate 3-color (2R3C) Policing
Egress shaping per queue
Modular QoS CLI (MQC)
Hierarchical QoS (HQoS)
Classification based on inner and outer CoS or VLAN ID
Copy inner to outer CoS
Timing
IEEE1588-2008 Ordinary Clock
IEEE 1588-2008 Boundary Clock
T1/E1 line timing
Global navigation satellite system (GNSS) ports, Time of Day (ToD), 10MHz, 1 Pulse Per Second (1PPS)
Building Integrated Timing Supply (BITS),
Adaptive Clock Recovery
ITU-T SyncE with Ethernet Synchronization Messaging Channel (ESMC) support
Synchronization Status Messages (SSM)
OAM
IEEE 802.1ag Connectivity Fault Management (CFM)
Ethernet Local Management Interface (E-LMI)
IEEE 802.3ah Link OAM
MPLS OAM
ITU-T Y.1731
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