Frame Relay End to End Keepalive

Tujuan lab kali ini adalah membuat link backup pada network Frame relay. Jika terjadi loss connection pada jalur utama frame relay, maka secara otomatis link akan memilih jalur backup untuk dilalui.

Topologi yang akan kita bahas adalah sebagai berikut :

Konfigurasi pada FRSW

interface Serial0/0
 no ip address
 encapsulation frame-relay
 serial restart-delay 0
 frame-relay intf-type dce
 frame-relay route 102 interface Serial0/1 201
 frame-relay route 103 interface Serial0/2 301
!
interface Serial0/1
 no ip address
 encapsulation frame-relay
 serial restart-delay 0
 frame-relay intf-type dce
 frame-relay route 201 interface Serial0/0 102
!
interface Serial0/2
 no ip address
 encapsulation frame-relay
 serial restart-delay 0
 frame-relay intf-type dce
 frame-relay route 301 interface Serial0/0 103

Konfigurasi pada R1:

interface Loopback0
 ip address 1.1.1.1 255.255.255.255
!
interface Serial0/0
 no ip address
 no ip split-horizon eigrp 10
 encapsulation frame-relay
 serial restart-delay 0
!
interface Serial0/0.1 multipoint
 backup interface Serial0/2
 ip address 14.14.14.1 255.255.255.0
 frame-relay class FREEK
 frame-relay interface-dlci 102
 frame-relay interface-dlci 103
!
interface Serial0/1
 ip address 12.12.12.1 255.255.255.0
 serial restart-delay 0
!
interface Serial0/2
 ip address 13.13.13.1 255.255.255.0
 serial restart-delay 0
!
router eigrp 10
 network 0.0.0.0
!
map-class frame-relay FREEK
 frame-relay end-to-end keepalive mode bidirectional

Konfigurasi pada R2 :

interface Loopback0
 ip address 2.2.2.2 255.255.255.255
!
interface Serial0/0
 no ip address
 encapsulation frame-relay
 serial restart-delay 0
!
interface Serial0/0.1 point-to-point
 ip address 14.14.14.2 255.255.255.0
 frame-relay interface-dlci 201  
  class FREEK
!        
interface Serial0/1
 ip address 12.12.12.2 255.255.255.0
 serial restart-delay 0
!
router eigrp 10
 network 0.0.0.0
!
map-class frame-relay FREEK
 frame-relay end-to-end keepalive mode bidirectional

Konfigurasi pada R3 :

interface Loopback0
 ip address 3.3.3.3 255.255.255.255
!
interface Serial0/0
 no ip address
 encapsulation frame-relay
 serial restart-delay 0
!
interface Serial0/0.1 point-to-point
 ip address 14.14.14.3 255.255.255.0
 frame-relay interface-dlci 301  
  class FREEK
!        
interface Serial0/1
 ip address 13.13.13.3 255.255.255.0
 serial restart-delay 0
!
router eigrp 10
 network 0.0.0.0

map-class frame-relay FREEK
 frame-relay end-to-end keepalive mode bidirectional

Verifikasi :

R1#sh frame-relay end-to-end keepalive

End-to-end Keepalive Statistics for Interface Serial0/0 (Frame Relay DTE)

DLCI = 102, DLCI USAGE = LOCAL, VC STATUS = ACTIVE (EEK UP)

SEND SIDE STATISTICS

Send Sequence Number: 76,       Receive Sequence Number: 77
Configured Event Window: 3,     Configured Error Threshold: 2
Total Observed Events: 80,      Total Observed Errors: 1
Monitored Events: 3,            Monitored Errors: 0
Successive Successes: 3,        End-to-end VC Status: UP

RECEIVE SIDE STATISTICS

Send Sequence Number: 78,       Receive Sequence Number: 77
Configured Event Window: 3,     Configured Error Threshold: 2
Total Observed Events: 80,      Total Observed Errors: 0
Monitored Events: 3,            Monitored Errors: 0
Successive Successes: 3,        End-to-end VC Status: UP

DLCI = 103, DLCI USAGE = LOCAL, VC STATUS = ACTIVE (EEK UP)

SEND SIDE STATISTICS

Send Sequence Number: 76,       Receive Sequence Number: 77
Configured Event Window: 3,     Configured Error Threshold: 2
Total Observed Events: 80,      Total Observed Errors: 1
Monitored Events: 3,            Monitored Errors: 0
Successive Successes: 3,        End-to-end VC Status: UP

RECEIVE SIDE STATISTICS

Send Sequence Number: 78,       Receive Sequence Number: 77
Configured Event Window: 3,     Configured Error Threshold: 2
Total Observed Events: 80,      Total Observed Errors: 0
Monitored Events: 3,            Monitored Errors: 0
Successive Successes: 3,        End-to-end VC Status: UP