Alcatel Carrier Internetworking Solutions Switch/Router 用户手册

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页码 1100
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