Mittwoch, 20. April 2011

INE WB Vol1 - 3.16 OER Measure Phase

My solution

key chain OER
 key 0
   key-string CISCO
oer master
 policy-rules ACTIVE
 logging
 !
 border 150.1.5.5 key-chain OER
  interface FastEthernet0/0 internal
  interface Serial0/0/0.1 internal
  interface Serial0/1/0 external
 !
 border 155.1.0.2 key-chain OER
  interface Serial0/0 internal
  interface Serial0/1 internal
  interface FastEthernet0/0 external
 !       
 border 155.1.0.3 key-chain OER
  interface FastEthernet0/0 external
  interface Serial1/2 external
  interface Serial1/3 internal
  interface Serial1/0 internal
 !       
 learn   
  throughput
  delay  
  protocol 1
  protocol tcp port 80
  protocol udp port range 16384 32767
  periodic-interval 5
  monitor-period 3
  prefixes 10
  aggregation-type bgp
 mode monitor passive
 !       
 active-probe tcp-conn 150.1.4.4 target-port 23
 active-probe tcp-conn 150.1.6.6 target-port 23
 active-probe tcp-conn 150.1.1.1 target-port 23
!        
oer border
 local Loopback0
 master 150.1.5.5 key-chain OER
!        
!        
oer-map ACTIVE 10
 match traffic-class prefix-list R4
 set mode monitor active
!

I think the I_NE solution is not 100% correct, the oer-map isn't attached to the oer master config in the workbook. and if i don't configure "mode monitor passive". R2,R3,R4 are active probed.

With "mode monitor passive"
Rack1R5#show oer master active-probes
        OER Master Controller active-probes
Border   = Border Router running this Probe
State    = Un/Assigned to a Prefix
Prefix   = Probe is assigned to this Prefix
Type     = Probe Type
Target   = Target Address
TPort    = Target Port
How      = Was the probe Learned or Configured
N - Not applicable

The following Probes exist:

State      Prefix             Type     Target          TPort   How     Codec
Assigned   150.1.4.0/24       tcp-conn 150.1.4.4          23  Cfgd         N
Assigned   150.1.6.0/24       tcp-conn 150.1.6.6          23  Cfgd         N
Assigned   150.1.1.0/24       tcp-conn 150.1.1.1          23  Cfgd         N
Assigned   150.1.6.0/24       echo     150.1.6.6           N  Lrnd         N
Assigned   150.1.1.0/24       echo     150.1.1.1           N  Lrnd         N

The following Probes are running:

Border          State    Prefix             Type     Target          TPort
155.1.0.3       ACTIVE   150.1.4.0/24       tcp-conn 150.1.4.4          23
150.1.5.5       ACTIVE   150.1.4.0/24       tcp-conn 150.1.4.4          23


Rack1R5#






Without "mode monitor passive"
Rack1R5#show oer master active-probes
        OER Master Controller active-probes
Border   = Border Router running this Probe
State    = Un/Assigned to a Prefix
Prefix   = Probe is assigned to this Prefix
Type     = Probe Type
Target   = Target Address
TPort    = Target Port
How      = Was the probe Learned or Configured
N - Not applicable

The following Probes exist:

State      Prefix             Type     Target          TPort   How     Codec
Assigned   150.1.4.0/24       tcp-conn 150.1.4.4          23  Cfgd         N
Assigned   150.1.6.0/24       tcp-conn 150.1.6.6          23  Cfgd         N
Assigned   150.1.1.0/24       tcp-conn 150.1.1.1          23  Cfgd         N
Assigned   150.1.6.0/24       echo     150.1.6.6           N  Lrnd         N
Assigned   150.1.1.0/24       echo     150.1.1.1           N  Lrnd         N

The following Probes are running:

Border          State    Prefix             Type     Target          TPort
155.1.0.3       ACTIVE   150.1.4.0/24       tcp-conn 150.1.4.4          23
150.1.5.5       ACTIVE   150.1.4.0/24       tcp-conn 150.1.4.4          23
155.1.0.3       ACTIVE   150.1.1.0/24       echo     150.1.1.1           N
150.1.5.5       ACTIVE   150.1.1.0/24       echo     150.1.1.1           N


Rack1R5#

What do you think ?

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