Viewing sap filtering, Viewing sap filtering -42 – Alcatel Carrier Internetworking Solutions Omni Switch/Router User Manual

Page 490

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Configuring Source Routing

Page 17-42

4. Press

<return>

. The second deny filter prompt is displayed:

Output SAP Deny Filter 2

(0000):

Enter the SAP value that the first deny filter should screen. Any packet matching this filter
will be rejected. Excepting the default of

0000

is the same as not having a filter.

5. Press

<return>

. The first permit filter prompt is displayed:

Output SAP Permit Filter 1

(0000):

Enter the SAP value that the first permit filter should screen. Any packet not matching this
filter will be rejected. Excepting the default of

0000

is the same as not having a filter.

6. Press

<return>

. The second permit filter prompt is displayed:

Output SAP Permit Filter 2

(0000):

Enter the SAP value that the first permit filter should screen. Any packet not matching this
filter will be rejected. Excepting the default of

0000

is the same as not having a filter.

7. Press

<return>

. A final message asking to save the new configuration is displayed:

Save the new configuration? (y/n) :

Enter a

y

to save the configuration, or an

n

to cancel the operation.

Viewing SAP Filtering

To see how many

SAP

filters are configured for a specific ring, enter the

srs

command at the

system prompt. A screen similar to the following appears:

Source Routing Parameters for Group 1 (Default GROUP (#1))

Slot Type/

Ring

Bridge

Largest HopCnt

Port

Block

SAP

Intf

Inst/Srvc

Number

Number

frame

In Out Type

ARE

Filter

-----

------------------

-------------

------------

----------

--- -----

-------

---------

---------

1.2/ 1 Brg/ 1/ na

1 (0x001)

10 (0xA)

590

6

6

SRT

n

1

2.3/ 1 Brg/ 1/ na (V) 2 (0x002)

10 (0xA)

4472

7

7

SRT

n

2

3.3/ 2 Brg/ 1/ na

4 (0x004)

10 (0xA)

4472

7

7

SRT

n

4.3/ 3 Brg/ 1/ na

5 (0x005)

10 (0xA)

4472

6

6

SRT

n

5.3/ 4 Brg/ 1/ na

3 (0x003)

10 (0xA)

4472

7

7

SRT

n

6.3/ 5 Brg/ 1/ na (V) 2 (0x002)

10 (0xA)

4472

7

7

SRT

n

7.3/ 6 Brg/ 1/ na (V) 3 (0x003)

10 (0xA)

4472

7

7

SRT

n

Enter index of the entry to configure (e.g. 1) <RETURN> to exit :

The last column (

SAP Filter

) lists how many

SAP

filters are in place for the ring. See Configur-

ing SAP Filtering on page 17-41 for information on configuring the SAP filter.

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