Crypto Map Mode Commands
XSR CLI Reference Guide 14-111
Crypto Map Rules
A
crypto
map
is
a
collection
of
rules,
each
with
a
different
seq
‐
num
but
the
same
map
‐
name
.
So,
for
a
given
interface,
you
can
have
certain
traffic
forwarded
to
one
IPSec
peer
with
specified
security
applied
to
that
traffic,
and
other
traffic
forwarded
to
the
same
or
a
different
IPSec
peer
with
different
IPSec
security
applied.
To
accomplish
this
you
create
two
crypto
maps,
each
with
the
same
map
‐
name
,
but
each
with
a
different
seq
‐
num
.
Crypto
map
rules
are
searched
in
order
of
seq
‐
num.
Sequence
numbers,
in
addition
to
determining
the
order
in
which
traffic
is
tested
against
the
rules,
are
used
as
an
anti
‐
replay
device
to
reject
duplicate
and
old
packets
and
so
prevent
an
intruder
from
copying
a
conversation
and
using
it
to
work
out
encryption
algorithms.
Syntax
crypto map
map-name seq-num
[
ipsec
-
isakmp
]
Syntax of the “no” Form
To
delete
a
crypto
map
entry,
use
the
no
form
of
this
command:
no crypto map
map-name
[
seq-num
]
Mode
Global
configuration:
XSR(config)#
Next Mode
Crypto
Map
configuration:
XSR(config-crypto-m)#
Sample Output
The
following
example
creates
the
crypto
map
ACMEmap
:
XSR(config)#crypto map ACMEmap 7
XSR(config-crypto-m)#set transform-set esp-3des-sha
XSR(config-crypto-m)#match address 120
match address
This
command
specifies
an
access
control
list
(ACL)
for
a
crypto
map
entry.
An
ACL
is
applied
bidirectionally
by
IPSec
and
the
XSR
considers
its
“source”
as
the
local
address
and
its
“destination”
as
the
remote
address
so
typically
only
one
match
address
and
ACL
is
needed
to
define
traffic
with
a
peer.
Syntax
match address
[
access-list-id
]
map-name
Crypto
map
identification.
This
is
the
name
assigned
when
the
crypto
map
was
created.
seq-num
32
‐
bit
digit
you
assign
to
the
crypto
map.
Range:
1
to
4096.
ipsec-isakmp
This
value
provides
backward
compatibility
with
the
industry
‐
standard
CLI.
It
is
not
mandatory.
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Страница 134: ...Bootrom Monitor Mode Commands 3 128 Configuring the XSR Platform...
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