Prueba 3 Ticket 3

Enviado por Francoc el Jue, 16/11/2017 - 14:03
Prueba 3 Ticket 3

Se prueba la conectividad completa haciendo ping de un extremo a otro con el comando:

S3G#ping 2001:cafe:1::1 source 2001:acad:100::1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2001:CAFE:1::1, timeout is 2 seconds:
Packet sent with a source address of 2001:ACAD:100::1
.....
Success rate is 0 percent (0/5)

El comando para encontrar el error es el siguiente: 

S3B#sh ipv6 route
IPv6 Routing Table - default - 17 entries
Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
       B - BGP, R - RIP, H - NHRP, I1 - ISIS L1
       I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary, D - EIGRP
       EX - EIGRP external, ND - ND Default, NDp - ND Prefix, DCE - Destination
       NDr - Redirect, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1
       OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2, l - LISP
OI  2000:1::/64 [110/65]
     via FE80::C, Serial6/0
OI  2000:1:1::/64 [110/65]
     via FE80::C, Serial6/0
OI  2000:2::/64 [110/65]
     via FE80::E, Serial6/0
OI  2000:2:1::/64 [110/65]
     via FE80::E, Serial6/0
OE2 2000:10:10::/64 [110/10]
     via FE80::E, Serial6/0
C   2001:ACAD:1::/64 [0/0]
     via Tunnel0, directly connected
L   2001:ACAD:1::3/128 [0/0]
     via Tunnel0, receive
C   2001:ACAD:2::/64 [0/0]
     via Serial6/0, directly connected
L   2001:ACAD:2::B/128 [0/0]
     via Serial6/0, receive
O   2001:ACAD:2::C/128 [110/64]
     via FE80::C, Serial6/0
O   2001:ACAD:2::E/128 [110/64]
     via FE80::E, Serial6/0
C   2001:ACAD:17::/64 [0/0]
     via GigabitEthernet0/0, directly connected
L   2001:ACAD:17::1/128 [0/0]
     via GigabitEthernet0/0, receive
OE2 2001:ACAD:100::/64 [110/10]
     via FE80::E, Serial6/0
D   2001:CAFE:1::/64 [90/26880256]
     via FE80::1, Tunnel0
D   2001:CAFE:2::/64 [90/28160256]
     via FE80::2, Tunnel0
L   FF00::/8 [0/0]
     via Null0, receive
 

Como se observa en el resultado del comando Show ipv6 route en el S3B, no se encuentra la ruta sumarizadas en ipv6 sobre eigrp. 

El comando que soluciona este error es el siguiente:

S3B(config)#inter Tunnel 0
S3B(config-if)#ipv6 summary-address eigrp 6 ::/0
S3B(config-if)#end
*Nov 16 13:42:13.871: %DUAL-5-NBRCHANGE: EIGRP-IPv6 6: Neighbor FE80::1 (Tunnel0) is resync: summary configured


Luego se vuelve a comprobar la conectividad de extremo a extremo:

S3G#ping 2001:cafe:1::1 source 2001:acad:100::1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2001:CAFE:1::1, timeout is 2 seconds:
Packet sent with a source address of 2001:ACAD:100::1
!!!!!
Success rate is 80 percent (4/5), round-trip min/avg/max = 1532/1698/1912 ms