Show ISIS DIS on a LAN segment

May 5, 2007 at 9:43 am | Posted in Blogroll, IS-IS | Leave a comment

PE2#sh run int fa0/0
Building configuration…

Current configuration : 129 bytes
!
interface FastEthernet0/0
 ip address 50.50.50.1 255.255.255.0
 ip router isis
 speed 10
 full-duplex
 isis priority 120
end

PE2#sh clns interface fa0/0
FastEthernet0/0 is up, line protocol is up
  Checksums enabled, MTU 1497, Encapsulation SAP
  ERPDUs enabled, min. interval 10 msec.
  RDPDUs enabled, min. interval 100 msec., Addr Mask enabled
  Congestion Experienced bit set at 4 packets
  CLNS fast switching enabled
  CLNS SSE switching disabled
  DEC compatibility mode OFF for this interface
  Next ESH/ISH in 46 seconds
  Routing Protocol: IS-IS
    Circuit Type: level-1-2
    Interface number 0x2, local circuit ID 0x1
    Level-1 Metric: 10, Priority: 120, Circuit ID: PE2.01
    DR ID: PE2.01
    Level-1 IPv6 Metric: 10
    Number of active level-1 adjacencies: 1
    Next IS-IS LAN Level-1 Hello in 1 seconds
PE2#

 P1#sh run int fa0/0
Building configuration…

Current configuration : 110 bytes
!
interface FastEthernet0/0
 ip address 50.50.50.3 255.255.255.0
 ip router isis  ! default priority is 64 
 speed 10
 full-duplex
end

P1#sh clns interface fa0/0
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 17 seconds
  Routing Protocol: IS-IS
    Circuit Type: level-1-2
    Interface number 0x2, local circuit ID 0x1
    Level-1 Metric: 10, Priority: 64, Circuit ID: PE2.01
    DR ID: PE2.01
    Level-1 IPv6 Metric: 10
    Number of active level-1 adjacencies: 1
    Level-2 Metric: 10, Priority: 64, Circuit ID: PE1.01
    DR ID: PE1.01
    Level-2 IPv6 Metric: 10
    Number of active level-2 adjacencies: 1
    Next IS-IS LAN Level-1 Hello in 1 seconds
    Next IS-IS LAN Level-2 Hello in 6 seconds
P1#

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