Re: [cisco-ttl] isis over ATM interface

From: Devrim Yener Kucuk ([email protected])
Date: Fri Mar 07 2003 - 06:57:40 GMT

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    Zafer , ISIS over ATM working sample :)

    7500-107#
     clns routing
     !
     interface ATM1/0/0.100 point-to-point
      ip address 100.100.100.1 255.255.255.0
      ip router isis
      pvc 5/100
     !
     router isis
      net 49.0001.3333.3333.3333.00
      is-type level-1

     7500-107#show clns neighbor

     System Id Interface SNPA State Holdtime Type
    Protocol
     15-MSFC-1 AT1/0/0.100 VC 7 Up 27 L1
    IS-IS

     7500-107# debug isis adj-packet
     IS-IS Adjacency related packets debugging is on
     7500-107#
     4w2d: ISIS-Adj: Rec serial IIH from VC 7 (ATM1/0/0.100), cir type L1,
    cir id 00, length 4466
     4w2d: ISIS-Adj: rcvd state UP, old state UP, new state UP
     4w2d: ISIS-Adj: Action = ACCEPT
     7500-107#
     4w2d: ISIS-Adj: Sending serial IIH on ATM1/0/0.100, length 4466
     4w2d: ISIS-Adj: Rec serial IIH from VC 7 (ATM1/0/0.100), cir type L1,
    cir id 00, length 4466
     4w2d: ISIS-Adj: rcvd state UP, old state UP, new state UP
     4w2d: ISIS-Adj: Action = ACCEPT

     7500-107#show isis database

     IS-IS Level-1 Link State Database:
     LSPID LSP Seq Num LSP Checksum LSP Holdtime ATT/P/OL
     7500-107.00-00 * 0x0000000E 0x7553 1143 0/0/0
     7500-107.02-00 * 0x00000006 0x5F19 1123 0/0/0
     15-MSFC-1.00-00 0x0000000E 0x0439 1142 0/0/0

    15-MSFC-1#
     clns routing
     !
     interface ATM4/0/0.100 point-to-point
      ip address 100.100.100.2 255.255.255.0
      ip router isis
      pvc 5/100
     !
     router isis
      net 49.0001.4444.4444.4444.00
      is-type level-1

     15-MSFC-1#debug isis adj-packets
     IS-IS Adjacency related packets debugging is on
     15-MSFC-1#
     1d07h: ISIS-Adj: Rec serial IIH from VC 4 (ATM4/0/0.100), cir type L1,
    cir id 00, length 4466
     1d07h: ISIS-Adj: rcvd state UP, old state UP, new state UP
     1d07h: ISIS-Adj: Action = ACCEPT
     1d07h: ISIS-Adj: Sending serial IIH on ATM4/0/0.100, length 4466
     1d07h: ISIS-Adj: Rec serial IIH from VC 4 (ATM4/0/0.100), cir type L1,
    cir id 00, length 4466
     1d07h: ISIS-Adj: rcvd state UP, old state UP, new state UP
     1d07h: ISIS-Adj: Action = ACCEPT
     1d07h: ISIS-Adj: Sending serial IIH on ATM4/0/0.100, length 4466
     15-MSFC-1#

     15-MSFC-1#show clns neighbor

     System Id Interface SNPA State Holdtime Type
    Protocol
     7500-107 AT4/0/0.100 VC 4 Up 27 L1
    IS-IS

     15-MSFC-1#show isis database

     IS-IS Level-1 Link State Database:
     LSPID LSP Seq Num LSP Checksum LSP Holdtime ATT/P/OL
     7500-107.00-00 0x0000000E 0x7553 1148 0/0/0
     7500-107.02-00 0x00000006 0x5F19 1128 0/0/0
     15-MSFC-1.00-00 * 0x0000000E 0x0439 1149 0/0/0

    devrim

    Devrim Yener Kucuk wrote:

    > Hi Zafer
    >
    > Some more datails for you:
    >
    > - the ATM NSAP address is useless since you do not appear to
    > be using SVC's.
    > - two PVC's are basically configured for nothing.
    > - the VCI values should always be > 31 since 0-31 are reserved.
    >
    > But this does not explain why the ISIS does not work.
    >
    > The easiest way to get this to work would be to configure everything
    > on
    > a point-to-point subinterface...
    > This way, you do not need 'protocol' statements.
    >
    > However, if you want to keep things this way, you need to
    > configure 'protocol clns' under the PVC (and with the 'broadcast'
    > keyword). The thing is that I don't know why we distinguish clns_is,
    > clns_es and clns....a routing guy can know this better.. In any
    > case, I recommend to test this: you can configure all 3 at the same
    > time...
    >
    >
    > Afedersin , yazdiktan sonra ingilizce yazdigimi farkettim.
    > neyse idare et..
    >
    > sevgiler
    >
    > devrim
    >
    > Devrim Yener Kucuk wrote:
    >
    >> Zafer
    >>
    >> simdi cok yogunum ama belli ki L2-L3 mapping problemi
    >> var(encapsulation failed)
    >>
    >> F/R da multipoint ortamda
    >> -frame-relay map clns <dlci> broadcast
    >> - frame-relay interfac-dlci <dlci> seklinde konfigure etmen
    >> gerekiyor.
    >>
    >> sh clns is-neig detaild a gonderir misin?
    >>
    >> burdan es komutlarla ATM e gecer misin?
    >> olmazsa aksama bakarim
    >>
    >> sevgiler
    >>
    >>
    >> [email protected] wrote:
    >>
    >> > Router konfigleri:
    >> >
    >> > R1
    >> > !
    >> > interface ATM5/1/0
    >> > ip address 172.16.1.2 255.255.255.0
    >> > no ip directed-broadcast
    >> > ip router isis
    >> > ip summary-address eigrp 200 31.0.0.0 255.0.0.0 120
    >> > ip pim sparse-dense-mode
    >> > atm nsap-address AA.AAAAAAAAAAAAAAAAAAAAAAAA.AAAAAAAAAAAA.AA
    >> > no atm enable-ilmi-trap
    >> > no atm ilmi-keepalive
    >> > pvc 1/0
    >> > broadcast
    >> > encapsulation aal5snap
    >> > protocol ip inarp
    >> > !
    >> > pvc 1/10 l2transport
    >> > !
    >> > clns enable
    >> > !
    >> > !
    >> > router isis
    >> > net 49.0001.0000.0000.0001.00
    >> > !
    >> > R2
    >> > !
    >> > interface ATM1/0/0
    >> > ip address 172.16.1.1 255.255.255.0
    >> > no ip directed-broadcast
    >> > ip router isis
    >> > ip pim sparse-dense-mode
    >> > atm nsap-address BB.BBBBBBBBBBBBBBBBBBBBBBBB.BBBBBBBBBBBB.BB
    >> > no atm enable-ilmi-trap
    >> > no atm ilmi-keepalive
    >> > pvc 1/0
    >> > broadcast
    >> > encapsulation aal5snap
    >> > protocol ip inarp
    >> > !
    >> > pvc 1/10 l2transport
    >> > !
    >> > pvc 1/11
    >> > !
    >> > clns enable
    >> > !
    >> > router isis
    >> > net 49.0001.0000.0000.0007.00
    >> > !
    >> >
    >> > Debug isis adj sonucu:
    >> > 5d13h: ISIS-Adj: Encapsulation failed for level 1 IIH on ATM1/0/0
    >> > 5d13h: ISIS-Adj: Encapsulation failed for level 2 IIH on ATM1/0/0
    >> > 5d13h: ISIS-Adj: Encapsulation failed for level 1 IIH on ATM1/0/0
    >> >
    >> > Şu komutları kullanarak bir şekilde halletmeye çalıştım ama olmadı.
    >> > Çalışan bir örnek var mı elinizde.
    >> > AS200R1(config)#interface ATM5/1/0
    >> > AS200R1(config-if)# pvc 1/0
    >> > AS200R1(config-if-atm-vc)#protocol
    >> > AS200R1(config-if-atm-vc)#protocol cln
    >> > AS200R1(config-if-atm-vc)#protocol clns?
    >> > clns clns_es clns_is
    >> >
    >> > Kolay gelsin..
    >> >
    >> > Zafer POLAT
    >> > Network ve Network Yönetimi
    >> > Koç.net Haberleşme Teknolojileri veİletişim Hizmetleri A.Ş.
    >> > Çamlıcaİş Merkezi B3 Blok 81190
    >> > Üsküdarİstanbul
    >> > Tel: 00-90-216-5563275
    >> > Faks: 00-90-216-5563232
    >> > e-mail:[email protected]
    >> > http://www.koc.net
    >> >
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