ADTRAN Vanta 1335 Manual do Utilizador descarregar pdf (Página 12)

US

8,380,828

B1

11

is

also

possible

for

the

communications

server

to

ring

a

series

of

stations

and

one

external

phone

number.

A

communica

tions

server

can

include

a

PC-based

phone

manager

and

it

is

possible

to

incorporate

an

Internet

Protocol

(IP)

soft

phone

to

enable

VoIP

communications

from

a

WindoWs-

or

Vista

based

laptop

or

desktop

PC.

Through

a

PC-based

phone

man

ager,

a

user

can

customiZe

phone

settings.

It

is

also

possible

for

a

communications

server

to

Work

in

a

multi-vendor

environment

and

With

an

integrated

Tl

-PRI

trunk

to

consolidate

separate

voice

lines

and

Internet

access

onto

a

single

T1

or

PRI

trunk.

It

is

possible

to

combine

the

IP

and

analog

communications

and

support

analog

trunks,

ana

log

phones,

fax

machines

and

credit

card

readers

Without

the

requirement

for

analog

telephone

adaptors.

It is

also

possible

to

provide

alWays-on,

voice,

data

and

high-speed

data

access

to

business

resources

from

a

remote

home

of?ce

using

a

single

cable

or

DSL

broadband

connection

in

secure

IP

Sec

compliant

VPN

technology.

A

command

line

interface

(CLI)

can

be

used.

Many

modi?cations

and

other

embodiments

of

the

inven

tion

Will

come

to

the

mind

of

one

skilled in

the

art

having

the

bene?t

of

the

teachings

presented

in

the

foregoing

descrip

tions

and

the

associated

draWings.

Therefore,

it

is

understood

that

the

invention

is

not

to

be

limited

to

the

speci?c

embodi

ments

disclosed,

and

that

modi?cations

and

embodiments

are

intended

to

be

included

Within

the

scope

of

the

appended

claims.

That

Which

is

claimed

is:

1.

A

method

of

communicating,

comprising:

detecting

Within

an

intemet

protocol

(IP)

netWork

an

offending

netWork

device

that

has

been

adversely

affect

ing

the

IP

network

performance;

propagating

to

successive

netWork

sWitches

Within

the

IP

netWork

a

discovery

protocol

frame

that

comprises

a

?eld

having

a

query

for

inquiring

Within

each

netWork

sWitch

to

Which

the

frame

is

propagated

Whether

the

netWork

sWitch has

a

database

entry

regarding

a

Media

Access

Control

(MAC)

address

and

sWitch

port

for

the

offending

netWork

device

to

locate

the

offending

device,

said

discovery

protocol

frame

further

comprising

a

com

mand

as

a

user

de?ned

?eld

for

a

netWork

sWitch

that

has

the

offending

netWork

device

connected

thereto

to

con

?gure

itself

to

disable

its

sWitch

port

to

Which

the

offend

ing

netWork

device

is

connected

and

block

all

data

tra?ic

from

the

MAC

address

of

the

offending

netWork

device;

and

When

an

offending

netWork

device

location

has

been

located,

the

netWork

sWitch

to

Which

the

offending

device

is

connected

con?gures

itself

in

response

to

the

command

as

a

user

de?ned

?eld

to

disable

its

sWitch

port

to

Which

the

offending

netWork

device

is

connected

and

block

all

data

tra?ic

from

the

MAC

address

of

the

offending

netWork

device.

2.

The

method

according

to

claim

1,

Wherein

the

discovery

protocol

comprises

a

one-Way

neighbor

discovery

protocol.

3.

The method

according

to

claim

2,

Wherein

the

one-Way

neighbor

discovery

protocol

comprises

a

Link

Layer

Discov

ery

Protocol

(LLDP).

4.

The

method

according

to

claim

3,

and

further

comprising

if

a

netWork

sWitch

has

a

database

entry

and

the

MAC

address

Was

learned

on

a

sWitch

port

Where

there

is

not

an

LLDP

neighboring

sWitch,

the

location

of

the

offending

netWork

device

has

been

determined.

5.

The

method

according

to

claim

1,

and

further

comprising

accessing

at

each

netWork

sWitch

a

Management

Information

Base

(MIB)

via a

Simple

NetWork

Management

Protocol

(SNMP).

20

25

30

35

40

45

50

55

60

65

12

6.

The method

according

to

claim

1,

Wherein

said

query

of

said

discovery

protocol

frame

comprises

a

user

de?ned

?eld

as

a

command

that

indicates

information

should

be

given

by

a

netWork

sWitch

concerning

any

knoWledge

about

stored

MAC

addresses.

7.

The method

according

to

claim

1,

Wherein

said

netWork

sWitches

comprise

Ethernet sWitches

or

routers.

8.

The method

according

to

claim

1,

Wherein

said

netWork

sWitches

comprise

at

least

one

local

area

netWork

(LAN)

access

point.

9.

The

method

according

to

claim

1,

and

further

comprising

propagating

the

discovery

protocol

frame

by

inputting

the

command

on

the

sWitch.

10.

The

method

according

to

claim

1,

and

further

compris

ing

forming

the

discovery

protocol

frame

to

include

an

orga

niZationally-speci?c

type

length

value

and

OrganiZationally

Unique

Identi?er

(OUI)

and

de?ned

information

string

to

de?ne

a

MAC

address

for

the

offending

netWork

device

and

de?ne

said

query.

11.

A

method

of

communicating,

comprising:

detecting

Within

an

Internet

protocol

(IP)

netWork

an

offending

netWork

device

that

has

been

adversely

affect

ing

the

IP

netWork

performance;

propagating

to

successive

netWork

sWitches

Within

the

IP

netWork

a

Link

Layer

Discovery

Protocol

(LLDP)

frame

that

comprises

an

organiZationally-speci?c

type

length

value

and

OrganiZationally

Unique

Identi?er

(OUI)

and

de?ned

information

string

to

de?ne

a

MAC

address

for

the

offending

netWork

device

and

a

query

for

inquiring

Within

each

netWork

sWitch

to

Which

the

frame

is

propa

gated

Whether

the

network

sWitch

has

a

database

entry

regarding

the

Media

Access

Control

(MAC)

address

and

sWitch

port

for

the

offending

netWork

device

to

locate

the

offending

device,

said

LLDP

frame

further

compris

ing

a

command

as

a

user

de?ned

?eld

for

a

netWork

sWitch

that

has

the

offending

netWork

device

connected

thereto

to

con?gure

itself

to

disable

its

sWitch

port

to

Which

the

offending

netWork

device

is

connected

and

block

all

data

tra?ic

from

the

MAC

address

of

the

offending

netWork

device;

and

When

an

offending

netWork

device

location

has

been

located,

the

netWork

sWitch

to

Which

the

offending

device

is

connected

con?gures

itself

in

response

to

the

command

as

a

user

de?ned

?eldto

disable

its

sWitch

port

to

Which

the

offending

netWork

device

is

connected

and

block

all

data

tra?ic

from

the

MAC

address

of

the

offending

netWork

device.

12.

The

method

according

to

claim

11,

and

further

com

prising

accessing

at

each

netWork

sWitch

a

Management

Information

Base

(MIB)

via

a

Simple

NetWork

Management

Protocol

(SNMP).

13.

The

method

according

to

claim

11,

and

further

com

prising

if

a

netWork

sWitch

has

a

database

entry

and

the

MAC

address

Was

learned

on

a

sWitch

port

Where

there

is

not

an

LLDP

neighboring

sWitch,

the location

of

the

offending

net

Work

device

has

been

determined.

14.

The

method

according

to

claim

11,

Wherein

said

query

of

said

LLDP

frame

comprises

a

user

de?ned

?eld

as

a

com

mand

that

indicates

information

stored

in

a

database

should

be

given

by

a

netWork

sWitch

concerning

any

knoWledge

about

stored

MAC

addresses.

15.

The

method

according

to

claim

11,

Wherein

said

net

Work

sWitches

comprise

Ethernet sWitches

or

routers.

16.

The

method

according

to

claim

11,

Wherein

said

net

Work

sWitches

comprise

at

least

one

local

area

netWork

(LAN)

access

points.

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