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sanjose3 [2009/09/13 14:37] (current)
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 +===IOS Version Information and Router Information===
 +[[https://m1k3.kicks-ass.org/isis_wiki/doku.php?id=router1|same like the output from routers in the same areas]]
 +===our configuration:===
 +<code>
 +SanJose3#show running-config
 +Building configuration...
 +Current configuration : 747 bytes
 +!
 +version 12.2
 +service timestamps debug uptime
 +service timestamps log uptime
 +no service password-encryption
 +!
 +hostname SanJose3
 +!
 +enable secret 5 $1$nr.K$ouDxt8Nm7WqT2IMRBPcxN.
 +!
 +ip subnet-zero
 +!
 +!
 +!
 +call rsvp-sync
 +!
 +!
 +!
 +!
 +!
 +!
 +!
 +!
 +interface Loopback0
 + ip address 192.168.30.1 255.255.255.255
 + ip router isis
 +!
 +interface FastEthernet0/0
 + ip address 172.16.0.3 255.255.255.0
 + ip router isis
 + duplex auto
 + speed auto
 +!
 +interface Serial0/0
 + no ip address
 + shutdown
 + no fair-queue
 +!
 +interface Serial0/1
 + no ip address
 + shutdown
 +!
 +interface Serial0/2
 + no ip address
 + shutdown
 +!
 +router isis
 + net 49.0001.3333.3333.3333.00
 +!
 +ip classless
 +ip http server
 +!
 +!
 +!
 +dial-peer cor custom
 +!
 +!
 +!
 +!
 +line con 0
 +line aux 0
 +line vty 0 5
 + password isis
 + login
 +!
 +end
 +</code>
 +
 +===show & debugging:===
 +<code>
 +SanJose3#show cdp neighbors
 +Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge
 +                  S - Switch, H - Host, I - IGMP, r - Repeater
 +
 +Device ID        Local Intrfce    Holdtme    Capability  Platform  Port ID
 +Switch          Fas 0/0            177        S I      WS-C3550-2Fas 0/8
 +</code>
 +
 +<code>
 +SanJose3#show ip route
 +Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
 +      D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
 +      N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
 +      E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
 +      i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
 +      ia - IS-IS inter area, * - candidate default, U - per-user static route
 +      o - ODR, P - periodic downloaded static route
 +
 +Gateway of last resort is not set
 +
 +    192.168.30.0/32 is subnetted, 1 subnets
 +C      192.168.30.1 is directly connected, Loopback0
 +    192.168.10.0/32 is subnetted, 1 subnets
 +i L1    192.168.10.1 [115/20] via 172.16.0.1, FastEthernet0/0
 +    172.16.0.0/24 is subnetted, 1 subnets
 +C      172.16.0.0 is directly connected, FastEthernet0/0
 +i L1 192.168.20.0/24 [115/20] via 172.16.0.2, FastEthernet0/0
 +</code>
 +
 +<code>
 +SanJose3#show clns neighbors
 +
 +System Id      Interface  SNPA                State  Holdtime  Type Protocol
 +SanJose1      Fa0/0      000f.341c.9160      Up    9        L1L2 IS-IS
 +SanJose2      Fa0/0      0013.c4a6.a7e0      Up    29        L1L2 IS-IS
 +</code>
 +
 +<code>
 +SanJose3#show isis topology
 +
 +IS-IS paths to level-1 routers
 +System Id            Metric  Next-Hop              Interface  SNPA
 +SanJose1              10      SanJose1              Fa0/0      000f.341c.9160
 +
 +SanJose2              10      SanJose2              Fa0/0      0013.c4a6.a7e0
 +
 +SanJose3              --
 +
 +IS-IS paths to level-2 routers
 +System Id            Metric  Next-Hop              Interface  SNPA
 +SanJose1              10      SanJose1              Fa0/0      000f.341c.9160
 +
 +SanJose2              10      SanJose2              Fa0/0      0013.c4a6.a7e0
 +
 +SanJose3              --
 +</code>
 +
 +<code>
 +SanJose3#show isis database
 +
 +IS-IS Level-1 Link State Database:
 +LSPID                LSP Seq Num  LSP Checksum  LSP Holdtime      ATT/P/OL
 +SanJose1.00-00        0x00000005  0x6B2D        686              0/0/0
 +SanJose1.01-00        0x00000002  0x9B60        776              0/0/0
 +SanJose2.00-00        0x00000005  0xEE2F        755              0/0/0
 +SanJose3.00-00      * 0x00000005  0xD2CE        819              0/0/0
 +IS-IS Level-2 Link State Database:
 +LSPID                LSP Seq Num  LSP Checksum  LSP Holdtime      ATT/P/OL
 +SanJose1.00-00        0x00000007  0x1D30        680              0/0/0
 +SanJose1.01-00        0x00000002  0x4D37        832              0/0/0
 +SanJose2.00-00        0x00000007  0x08D3        777              0/0/0
 +SanJose3.00-00      * 0x00000007  0x4D1D        706              0/0/0
 +</code>
 +
 +<code>
 +SanJose3#show clns interface
 +FastEthernet0/0 is up, line protocol is up
 +  Checksums enabled, MTU 1497, Encapsulation SAP
 +  ERPDUs enabled, min. interval 10 msec.
 +  CLNS fast switching enabled
 +  CLNS SSE switching disabled
 +  DEC compatibility mode OFF for this interface
 +  Next ESH/ISH in 19 seconds
 +  Routing Protocol: IS-IS
 +    Circuit Type: level-1-2
 +    Interface number 0x0, local circuit ID 0x1
 +    Level-1 Metric: 10, Priority: 64, Circuit ID: SanJose1.01
 +    Number of active level-1 adjacencies: 2
 +    Level-2 Metric: 10, Priority: 64, Circuit ID: SanJose1.01
 +    Number of active level-2 adjacencies: 2
 +    Number of active level-2 adjacencies: 2
 +    Next IS-IS LAN Level-2 Hello in 1 seconds
 +Serial0/0 is administratively down, line protocol is down
 +  CLNS protocol processing disabled
 +Serial0/1 is administratively down, line protocol is down
 +  CLNS protocol processing disabled
 +Serial0/2 is administratively down, line protocol is down
 +  CLNS protocol processing disabled
 +Loopback0 is up, line protocol is up
 +  Checksums enabled, MTU 1514, Encapsulation LOOPBACK
 +  ERPDUs enabled, min. interval 10 msec.
 +  CLNS fast switching disabled
 +  CLNS SSE switching disabled
 +  DEC compatibility mode OFF for this interface
 +  Next ESH/ISH in 45 seconds
 +  Routing Protocol: IS-IS
 +    Circuit Type: level-1-2
 +    Interface number 0x1, local circuit ID 0x2
 +    Level-1 Metric: 10, Priority: 64, Circuit ID: SanJose3.02
 +    Number of active level-1 adjacencies: 0
 +    Level-2 Metric: 10, Priority: 64, Circuit ID: SanJose3.02
 +    Number of active level-2 adjacencies: 0
 +    Next IS-IS LAN Level-1 Hello in 924 milliseconds
 +    Next IS-IS LAN Level-2 Hello in 6 seconds
 +</code>
 +
 +<code>
 +SanJose3#show clns protocol
 +
 +IS-IS Router: <Null Tag>
 +  System Id: 3333.3333.3333.00  IS-Type: level-1-2
 +  Manual area address(es):
 +        49.0001
 +  Routing for area address(es):
 +        49.0001
 +  Interfaces supported by IS-IS:
 +        Loopback0 - IP
 +        FastEthernet0/0 - IP
 +  Redistribute:
 +    static (on by default)
 +  Distance for L2 CLNS routes: 110
 +  RRR level: none
 +  Generate narrow metrics: level-1-2
 +  Accept narrow metrics:  level-1-2
 +  Generate wide metrics:  none
 +  Accept wide metrics:    none
 +</code>
 +
 +
 +
 +<code>
 +SanJose3#debug isis adj-packets
 +IS-IS Adjacency related packets debugging is on
 +SanJose3#conf t
 +Enter configuration commands, one per line.  End with CNTL/Z.
 +SanJose3(config)#int
 +00:59:20: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514er
 +SanJose3(config)#interface fas
 +00:59:24: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514
 +SanJose3(config)#interface fastEthernet 0/0
 +SanJose3(config-if)#no sh
 +SanJose3(config-if)#no shutdown
 +00:59:30: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514
 +00:59:32: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514
 +SanJose3(config-if)#
 +00:59:38: %LINK-3-UPDOWN: Interface FastEthernet0/0, changed state to up
 +00:59:38: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +00:59:38: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +00:59:39: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514
 +00:59:39: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, chang
 +ed state to up
 +00:59:41: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514
 +00:59:46: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +00:59:46: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +00:59:47: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514
 +00:59:50: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514
 +00:59:55: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +00:59:56: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +00:59:57: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514
 +00:59:59: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514
 +01:00:02: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +01:00:04: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +01:00:05: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514
 +01:00:09: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514
 +01:00:10: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +01:00:12: ISIS-Adj: Rec L2 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 2222.2222.2222.01, length 1497
 +01:00:12: ISIS-Adj: New adjacency, level 2 for 0013.c4a6.a7e0
 +01:00:12: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +01:00:12: ISIS-Adj: Rec L2 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:12: ISIS-Adj: New adjacency, level 2 for 000f.341c.9160
 +01:00:13: ISIS-Adj: Rec L2 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 2222.2222.2222.01, length 1497
 +01:00:13: ISIS-Adj: L2 adj count 1
 +01:00:13: ISIS-Adj: Adjacency state goes to Up
 +01:00:13: ISIS-Adj: Run level-2 DR election for FastEthernet0/0
 +01:00:13: ISIS-Adj: New level-2 DR 2222.2222.2222 on FastEthernet0/0
 +01:00:13: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +01:00:13: ISIS-Adj: Rec L2 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:13: ISIS-Adj: L2 adj count 2
 +01:00:13: ISIS-Adj: Adjacency state goes to Up
 +01:00:13: ISIS-Adj: Run level-2 DR election for FastEthernet0/0
 +01:00:13: ISIS-Adj: New level-2 DR 1111.1111.1111 on FastEthernet0/0
 +01:00:13: ISIS-Adj: Rec L1 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:13: ISIS-Adj: L2 adj count 1
 +01:00:13: ISIS-Adj: New adjacency, level 1 & 2 for 000f.341c.9160
 +01:00:13: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +01:00:13: ISIS-Adj: Rec L1 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 2222.2222.2222.01, length 1497
 +01:00:13: ISIS-Adj: L2 adj count 0
 +01:00:13: ISIS-Adj: New adjacency, level 1 & 2 for 0013.c4a6.a7e0
 +01:00:14: ISIS-Adj: Sending L1 LAN IIH on Loopback0, length 1514
 +01:00:14: ISIS-Adj: Rec L2 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:14: ISIS-Adj: L1 adj count 1
 +01:00:14: ISIS-Adj: L2 adj count 1
 +01:00:14: ISIS-Adj: Adjacency state goes to Up
 +01:00:14: ISIS-Adj: Run level-1 DR election for FastEthernet0/0
 +01:00:14: ISIS-Adj: New level-1 DR 2222.2222.2222 on FastEthernet0/0
 +01:00:14: ISIS-Adj: Run level-2 DR election for FastEthernet0/0
 +01:00:14: ISIS-Adj: New level-2 DR 2222.2222.2222 on FastEthernet0/0
 +01:00:14: ISIS-Adj: DR hasn't elected itself
 +01:00:14: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +01:00:14: ISIS-Adj: Rec L2 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:14: ISIS-Adj: L1 adj count 2
 +01:00:14: ISIS-Adj: L2 adj count 2
 +01:00:14: ISIS-Adj: Adjacency state goes to Up
 +01:00:14: ISIS-Adj: Run level-1 DR election for FastEthernet0/0
 +01:00:14: ISIS-Adj: No change
 +01:00:14: ISIS-Adj: Run level-2 DR election for FastEthernet0/0
 +01:00:14: ISIS-Adj: New level-2 DR 1111.1111.1111 on FastEthernet0/0
 +01:00:14: ISIS-Adj: Rec L1 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 2222.2222.2222.01, length 1497
 +01:00:14: ISIS-Adj: Run level-1 DR election for FastEthernet0/0
 +01:00:14: ISIS-Adj: No change
 +01:00:14: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +01:00:14: ISIS-Adj: Rec L1 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 2222.2222.2222.01, length 1497
 +01:00:14: ISIS-Adj: Run level-1 DR election for FastEthernet0/0
 +01:00:14: ISIS-Adj: New level-1 DR 1111.1111.1111 on FastEthernet0/0
 +01:00:14: ISIS-Adj: DR hasn't elected itself
 +01:00:15: ISIS-Adj: Rec L2 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:15: ISIS-Adj: Sending L2 LAN IIH on FastEthernet0/0, length 1497
 +01:00:15: ISIS-Adj: Rec L2 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:15: ISIS-Adj: Rec L1 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:15: ISIS-Adj: Run level-1 DR election for FastEthernet0/0
 +01:00:15: ISIS-Adj: New level-1 DR 1111.1111.1111 on FastEthernet0/0
 +01:00:15: ISIS-Adj: Sending L1 LAN IIH on FastEthernet0/0, length 1497
 +01:00:15: ISIS-Adj: Rec L1 IIH from 0013.c4a6.a7e0 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:15: ISIS-Adj: Run level-1 DR election for FastEthernet0/0
 +01:00:15: ISIS-Adj: No changeun
 +01:00:18: ISIS-Adj: Rec L2 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:18: ISIS-Adj: Rec L1 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:18: ISIS-Adj: Sending L2 LAN IIH on Loopback0, length 1514d
 +SanJose3(config-if)#unda
 +01:00:20: ISIS-Adj: Rec L2 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497
 +01:00:21: ISIS-Adj: Rec L1 IIH from 000f.341c.9160 (FastEthernet0/0), cir type L
 +1L2, cir id 1111.1111.1111.01, length 1497all
 +</code>
 +
 +===check out if RT1 is reachable:===
 
sanjose3.txt · Last modified: 2009/09/13 14:37 (external edit)
 
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