Alcatel-Lucent OS6850-24L OS6850-24L-EU Manual Do Utilizador

Alcatel-Lucent OmniSwitch 6850  |  Data Sheet

4

•  Local (on the flash) and remote server logging:

Syslog and command log

•  Port-based mirroring for troubleshooting and

lawful interception; supports four sessions with

multiple sources-to-one destination

•  Policy-based mirroring allows selection of the

type of traffic to mirror by using QoS policies

•  Remote port mirroring facilitates passing mir-

rored traffic through the network to a remotely

connected device

•  Port monitoring feature allows capture

of Ethernet packets to a file to assist in

troubleshooting

•  sFlow v5 and RMON for advanced monitoring

and reporting of statistics, history, alarms,

and events

•  IP extended tools: ping and trace route
•  Y.1731 and IEEE 802.1ag Ethernet operations,

administration and maintenance (OA&M):

Connectivity Fault Management and per-

formance measurements (layer-2 ping and

link trace)

•  IEEE 802.3ah Ethernet in the First Mile (EFM)

for link monitoring, remote fault detection,

and loopback control (layer-1 ping)

•  Unidirectional Link Detection (UDLD) detects

and disables unidirectional links on fiber optic

interfaces

•  Digital Diagnostic Monitoring (DDM) provides

real-time diagnostics of fiber connections for

early detection of optical signal deterioration

•  Auto-negotiating 10/100/1000 ports automati-

cally configure port speed and duplex setting

•  Auto MDI/MDIX automatically configures

transmit and receive signals to support

straight-through and crossover cabling

•  BOOTP/DHCP client with option 60 allows

auto-configuration of the switch for

simplified deployment

•  DHCP relay to forward client requests to a

DHCP server

•  Alcatel-Lucent Mapping Adjacency Protocol

(AMAP) for building topology maps

•  IEEE 802.1AB LLDP with MED extensions for

automated device discovery and IP phone

provisioning

•  Multiple VLAN Registration Protocol (MVRP

and GVRP) for 802.1Q/1ak-compliant VLAN

pruning and dynamic VLAN creation

•  Auto QoS for switch management and IP

phone traffic

•  Network Time Protocol (NTP) for network-wide

time synchronization

• ITU-T G.8032 Ethernet Ring Protection designed

for loop protection and fast convergence times

(sub 50 ms) in ring topologies

•  Ring Rapid Spanning Tree Protocol (RRSTP)

optimized for ring topology to provide less than

100-ms convergence time

•  IEEE 802.1s Multiple Spanning Tree Protocol

(MSTP) encompasses IEEE 802.1D STP and IEEE

802.1w Rapid Spanning Tree Protocol (RSTP)

•  Per-VLAN spanning tree (PVST+) and

Alcatel-Lucent 1x1 STP mode

•  IEEE 802.3ad Link Aggregation Control Protocol

(LACP) and static Link Aggregation Groups

(LAGs) across modules

•  Dual-home link support for sub-second link

protection without STP

•  Virtual Router Redundancy Protocol (VRRP) to

provide highly available routed environments

•  Bidirectional Forwarding Detection (BFD)

for fast failure detection and reduced

re-convergence times in a routed environment

•  Broadcast, unknown unicast and multicast

storm control to avoid degradation in overall

system performance

•  Redundant and hot-swappable power supplies,

transceiver modules offering uninterruptible

service

•  Dual image and dual configuration file storage

provides backup

•  AOS Access Guardian framework for

comprehensive user-policy-based network

access control (NAC)

•  Autosensing 802.1X multi-client, multi-VLAN

support for per-port authentication and VLAN

assignment

•  MAC-based authentication for non-802.1X hosts
•  Web-based authentication (captive portal):

Customizable web portal residing on the switch

•  IEEE 802.1X and MAC-based authentication,

with group mobility and “guest” VLAN support

•  Host integrity check (HIC) agent on each switch

makes it an HIC enforcer and facilitates end-

point device control for company policy compli-

ance (quarantine and remediation supported,

as required)

•  User Network Profile (UNP) simplifies NAC

by providing dynamic policy configuration for

authenticated clients – VLAN, ACL, HIC

•  SSH for secure CLI session with public key

infrastructure (PKI) support

•  TACACS+ client allows for authentication,

authorization, and accounting (AAA) with

a remote TACACS+ server

•  Centralized RADIUS and Lightweight

Directory Access Protocol (LDAP) user

authentication

•  Support for Alcatel-Lucent OmniVista 2500

Quarantine Manager and quarantine VLAN

•  Learned Port Security (LPS) or MAC address

lockdown secures network access on user

or trunk ports based on MAC address

•  DHCP Snooping, DHCP IP/Address Resolution

Protocol (ARP) Spoof protection

•  Embedded traffic anomaly detection (TAD)

monitors traffic patterns typical of worm-like

viruses and either shuts down the port or

reports to the management system

•  ARP poisoning detection
•  Support of Microsoft

®

Network Access

Protection (NAP)

•  Bridge Protocol Data Unit (BPDU) blocking with

auto-recovery automatically shuts down user

ports to prevent topology loops if an STP BPDU

packet is seen

•  STP Root Guard prevents edge devices from

becoming STP root nodes

•  ACLs to filter out unwanted traffic including

denial of service (DoS) attacks; flow-based

filtering in hardware (layer 1 to layer 4)

•  Dynamic PoE allocation, delivers only the power

needed up to the total power budget for most

efficient power consumption

•  PoE models support Alcatel-Lucent IP phones

and WLAN access points, as well as any IEEE

802.3af-compliant end device

•  Configurable per-port PoE priority and max

power for power allocation

•  Priority queues: Eight hardware-based queues

per port for flexible QoS management

•  Traffic prioritization: Flow-based QoS

with internal and external prioritization

(also known as re-marking)

•  Bandwidth management: Flow-based

bandwidth management, ingress/egress

rate limiting; egress rate shaping per port

and per class of service (CoS) queue

•  Queue management: Configurable schedul-

ing algorithms – Strict Priority Queuing (SPQ),

Weighted Round Robin (WRR), and Deficit

Round Robin (DRR) or combination of algorithms

•  Congestion avoidance: Support for End-to-End

Head-of-Line (E2E-HOL) Blocking prevention

and flow control

•  LLDP network polices for dynamic designation

of VLAN-ID and layer-2/layer-3 priority for

IP phones

•  Auto-QoS for switch management traffic as

well as traffic from Alcatel-Lucent IP phones

•  Multiple virtual routing and forwarding (VRF)

for network segmentation

•  Static routing, Routing Information Protocol

(RIP) v1 and v2

•  Open Shortest Path First (OSPF) v2, Intermediate

System-to-Intermediate System (IS-IS), Border

Gateway Protocol (BGP) v4

•  Generic Routing Encapsulation (GRE) tunneling
•  Graceful restart extensions for OSPF and BGP
•  VRRP v2
•  DHCP relay (including generic UDP relay)
•  ARP
•  IP SLA measurement

•  Static routing
•  Routing Information Protocol Next Generation

(RIPng)

•  OSPF v3
•  BGP v4 (with extensions to IPv6 routing)
•  Graceful restart extensions for OSPF and BGP
•  VRRP v3
•  Neighbor Discovery Protocol (NDP)

•  Internet Group Management Protocol (IGMP)

v1/v2/v3 snooping for optimized multicast traffic

•  Protocol Independent Multicast - Sparse Mode

(PIM-SM)/Protocol Independent Multicast -

Dense Mode (PIM-DM)

•  Distance Vector Multicast Routing Protocol

(DVMRP)

•  Multicast Listener Discovery (MLD) v1/v2

snooping for optimized multicast traffic