Below is the output from R5 , I bold the output in AREA 58 , it is show " *it
is NSSA*" and "* Perform type-7/type-5 LSA translation"* but I am not see
88.88.88.0/24 prefix in R3
* *
Rack1R5#show ip ospf
Routing Process "ospf 1" with ID 150.1.5.5
Start time: 13:51:51.060, Time elapsed: 01:19:05.036
Supports only single TOS(TOS0) routes
Supports opaque LSA
Supports Link-local Signaling (LLS)
Supports area transit capability
It is an area border and autonomous system boundary router
Redistributing External Routes from,
Router is not originating router-LSAs with maximum metric
Initial SPF schedule delay 5000 msecs
Minimum hold time between two consecutive SPFs 10000 msecs
Maximum wait time between two consecutive SPFs 10000 msecs
Incremental-SPF disabled
Minimum LSA interval 5 secs
Minimum LSA arrival 1000 msecs
LSA group pacing timer 240 secs
Interface flood pacing timer 33 msecs
Retransmission pacing timer 66 msecs
Number of external LSA 0. Checksum Sum 0x000000
Number of opaque AS LSA 0. Checksum Sum 0x000000
Number of DCbitless external and opaque AS LSA 0
Number of DoNotAge external and opaque AS LSA 0
Number of areas in this router is 3. 2 normal 0 stub 1 nssa
Number of areas transit capable is 0
External flood list length 0
Area BACKBONE(0)
Number of interfaces in this area is 4
Area has no authentication
SPF algorithm last executed 01:17:10.452 ago
SPF algorithm executed 4 times
Area ranges are
Number of LSA 20. Checksum Sum 0x0ADBC7
Number of opaque link LSA 0. Checksum Sum 0x000000
Number of DCbitless LSA 0
Number of indication LSA 0
Number of DoNotAge LSA 5
Flood list length 0
Area 45
Number of interfaces in this area is 1
Area has no authentication
SPF algorithm last executed 01:19:20.540 ago
SPF algorithm executed 2 times
Area ranges are
Number of LSA 68. Checksum Sum 0x20C5B9
Number of opaque link LSA 0. Checksum Sum 0x000000
Number of DCbitless LSA 0
Number of indication LSA 0
Number of DoNotAge LSA 0
Flood list length 0
* **Area 58*
* Number of interfaces in this area is 1*
* It is a NSSA area*
* Perform type-7/type-5 LSA translation*
* Area has no authentication*
* SPF algorithm last executed 01:19:24.744 ago*
* SPF algorithm executed 3 times*
* Area ranges are*
* Number of LSA 36. Checksum Sum 0x146AF9*
* Number of opaque link LSA 0. Checksum Sum 0x000000*
* Number of DCbitless LSA 0*
* Number of indication LSA 0*
* Number of DoNotAge LSA 0*
* Flood list length 0*
On Sat, May 29, 2010 at 11:26 PM, Cristian Nedelcu <
[email protected]> wrote:
> show ip ospf on R5 ans see if does translate LSA7 in LSA5
> "
> Area 58
> It is a NSSA area
> Perform type-7/type-5 LSA translation"
>
>
> On Sat, May 29, 2010 at 8:42 PM, amit chopra <[email protected]>wrote:
>
>> but virtual link can not be setup in stub area , in this case NSSA
>>
>>
>> On Sat, May 29, 2010 at 10:59 PM, Marko Milivojevic
>> <[email protected]>wrote:
>>
>>> Try building virtual-link between R5 and SW2.
>>>
>>> --
>>> Marko Milivojevic - CCIE #18427
>>> Senior Technical Instructor - IPexpert
>>>
>>> YES! We include 400 hours of REAL rack
>>> time with our Blended Learning Solution!
>>>
>>> Mailto: [email protected]
>>> Telephone: +1.810.326.1444
>>> Fax: +1.810.454.0130
>>> Web: http://www.ipexpert.com/
>>>
>>> On Sat, May 29, 2010 at 17:04, amit chopra <[email protected]>
>>> wrote:
>>> > Hi Guys
>>> >
>>> > In below topology , The network 88.88.88.0 which redistributed on SW2
>>> in
>>> > NSSA is not translating by R5 NSSA (border router). Can you please let
>>> me
>>> > know why is it not advertise to R3
>>> >
>>> >
>>> >
>>> > R3 s1/0-------- Frame Relay -----------s1/0 R5 E0/0----------------
>>> NSSA
>>> > ---------------SW2 (loopback 88.88.88.88 redistribute into OSPF :
>>> NSSA)
>>> >
>>> > 155.1.0.0/24 (Area0)
>>> > 155.1.58.0/24 (Area 58)
>>> >
>>> >
>>> >
>>> > R3 : 155.1.0.3 (S1/0)
>>> >
>>> > R5 : 155.1.0.5 (S1/0) and 155.1.58.5 (E0/0)
>>> >
>>> > SW2 : 155.1.58.8 (VLAN 58)
>>> >
>>> >
>>> >
>>> > router-id for R5 is 150.1.5.5 , R3 : 150.1.3.3 , SW2 : 150.1.8.8
>>> >
>>> >
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > Rack1SW2#sh run | sec router ospf
>>> >
>>> > router ospf 1
>>> >
>>> > router-id 150.1.8.8
>>> >
>>> > log-adjacency-changes
>>> >
>>> > area 58 nssa
>>> >
>>> > redistribute connected subnets route-map RED
>>> >
>>> > network 150.1.8.8 0.0.0.0 area 58
>>> >
>>> > network 155.1.58.8 0.0.0.0 area 58
>>> >
>>> > network 155.1.108.8 0.0.0.0 area 108
>>> >
>>> >
>>> >
>>> > The route-map RED is matching access-list 88 for network 88.88.88.0
>>> >
>>> >
>>> >
>>> > On R5
>>> >
>>> >
>>> >
>>> > Rack1R5#show ip route 88.88.88.0
>>> >
>>> > Routing entry for 88.88.88.0/24
>>> >
>>> > Known via "ospf 1", distance 110, metric 20, type NSSA extern 2,
>>> forward
>>> > metric 11
>>> >
>>> > Last update from 155.1.58.8 on Ethernet0/0, 00:07:55 ago
>>> >
>>> > Routing Descriptor Blocks:
>>> >
>>> > * 155.1.58.8, from 150.1.8.8, 00:07:55 ago, via Ethernet0/0
>>> >
>>> > Route metric is 20, traffic share count is 1
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > Rack1R5#sh run | sec router ospf
>>> >
>>> > router ospf 1
>>> >
>>> > router-id 150.1.5.5
>>> >
>>> > log-adjacency-changes
>>> >
>>> > area 58 nssa
>>> >
>>> > network 150.1.5.5 0.0.0.0 area 0
>>> >
>>> > network 155.1.0.5 0.0.0.0 area 0
>>> >
>>> > network 155.1.5.5 0.0.0.0 area 0
>>> >
>>> > network 155.1.45.5 0.0.0.0 area 45
>>> >
>>> > network 155.1.58.5 0.0.0.0 area 58
>>> >
>>> > neighbor 155.1.0.3
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > Rack1R5#show ip ospf database external 88.88.88.0
>>> >
>>> >
>>> >
>>> > OSPF Router with ID (150.1.5.5) (Process ID 1)
>>> >
>>> >
>>> >
>>> >
>>> >
>>> > Rack1R5#show ip ospf database nssa-external 88.88.88.0
>>> >
>>> >
>>> >
>>> > OSPF Router with ID (150.1.5.5) (Process ID 1)
>>> >
>>> >
>>> >
>>> > Type-7 AS External Link States (Area 58)
>>> >
>>> >
>>> >
>>> > Routing Bit Set on this LSA
>>> >
>>> > LS age: 1271
>>> >
>>> > Options: (No TOS-capability, No Type 7/5 translation, DC)
>>> >
>>> > LS Type: AS External Link
>>> >
>>> > Link State ID: 88.88.88.0 (External Network Number )
>>> >
>>> > Advertising Router: 150.1.8.8
>>> >
>>> > LS Seq Number: 80000003
>>> >
>>> > Checksum: 0xFC47
>>> >
>>> > Length: 36
>>> >
>>> > Network Mask: /24
>>> >
>>> > Metric Type: 2 (Larger than any link state path)
>>> >
>>> > TOS: 0
>>> >
>>> > Metric: 20
>>> >
>>> > Forward Address: 150.1.8.8
>>> >
>>> > External Route Tag: 0
>>> >
>>> >
>>> >
>>> > On R3 :
>>> >
>>> >
>>> >
>>> > Rack1R3#show ip route 88.88.88.0
>>> >
>>> > % Network not in table
>>> >
>>> > Rack1R3#
>>> >
>>> > Rack1R3#ping 150.1.8.8
>>> >
>>> >
>>> >
>>> > Type escape sequence to abort.
>>> >
>>> > Sending 5, 100-byte ICMP Echos to 150.1.8.8, timeout is 2 seconds:
>>> >
>>> > !!!!!
>>> >
>>> > Success rate is 100 percent (5/5), round-trip min/avg/max = 8/12/20 ms
>>> >
>>> > Rack1R3#ping 155.1.58.8
>>> >
>>> >
>>> >
>>> > Type escape sequence to abort.
>>> >
>>> > Sending 5, 100-byte ICMP Echos to 155.1.58.8, timeout is 2 seconds:
>>> >
>>> > !!!!!
>>> >
>>> > Success rate is 100 percent (5/5), round-trip min/avg/max = 12/20/44 ms
>>> >
>>> > Rack1R3#ping 155.1.58.5
>>> >
>>> >
>>> >
>>> > Type escape sequence to abort.
>>> >
>>> > Sending 5, 100-byte ICMP Echos to 155.1.58.5, timeout is 2 seconds:
>>> >
>>> > !!!!!
>>> >
>>> > Success rate is 100 percent (5/5), round-trip min/avg/max = 4/8/12 ms
>>> >
>>> > Rack1R3#
>>> >
>>> >
>>> >
>>> > I am able to reach router-id of SW2 but not able to ping 88.88.88.0
>>> >
>>> >
>>> >
>>> > can anyone know why is it happening
>>> >
>>> >
>>> >
>>> > Regards
>>> > Amit
>>> >
>>> >
>>> >
>>> >
>>>
>>
>>
>> _______________________________________________
>> For more information regarding industry leading CCIE Lab training, please
>> visit www.ipexpert.com
>>
>>
>
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