Skip to content

Example: pvrp egress route filtering with prefixlist

r1:

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
hostname r1
buggy
!
logging file debug ../binTmp/zzz79r1-log.run
!
prefix-list p4
 sequence 10 deny 2.2.2.11/32 ge 32 le 32
 sequence 20 permit 0.0.0.0/0 ge 0 le 32
 exit
!
prefix-list p6
 sequence 10 deny 4321::11/128 ge 128 le 128
 sequence 20 permit ::/0 ge 0 le 128
 exit
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 exit
!
router pvrp4 1
 vrf v1
 router-id 4.4.4.1
 redistribute connected
 exit
!
router pvrp6 1
 vrf v1
 router-id 6.6.6.1
 redistribute connected
 exit
!
interface loopback0
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.1 255.255.255.255
 ipv6 address 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback1
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.11 255.255.255.255
 ipv6 address 4321::11 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback2
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.21 255.255.255.255
 ipv6 address 4321::21 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface ethernet1
 no description
 vrf forwarding v1
 ipv4 address 1.1.1.1 255.255.255.252
 ipv6 address 1234:1::1 ffff:ffff::
 router pvrp4 1 enable
 router pvrp4 1 prefix-list-out p4
 router pvrp6 1 enable
 router pvrp6 1 prefix-list-out p6
 no shutdown
 no log-link-change
 exit
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
server telnet tester
 security protocol telnet
 no exec authorization
 no login authentication
 vrf tester
 exit
!
!
end

r2:

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
hostname r2
buggy
!
logging file debug ../binTmp/zzz79r2-log.run
!
vrf definition tester
 exit
!
vrf definition v1
 rd 1:1
 exit
!
router pvrp4 1
 vrf v1
 router-id 4.4.4.2
 redistribute connected
 exit
!
router pvrp6 1
 vrf v1
 router-id 6.6.6.2
 redistribute connected
 exit
!
interface loopback0
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.2 255.255.255.255
 ipv6 address 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback1
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.12 255.255.255.255
 ipv6 address 4321::12 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface loopback2
 no description
 vrf forwarding v1
 ipv4 address 2.2.2.22 255.255.255.255
 ipv6 address 4321::22 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 no shutdown
 no log-link-change
 exit
!
interface ethernet1
 no description
 vrf forwarding v1
 ipv4 address 1.1.1.2 255.255.255.252
 ipv6 address 1234:1::2 ffff:ffff::
 router pvrp4 1 enable
 router pvrp6 1 enable
 no shutdown
 no log-link-change
 exit
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
server telnet tester
 security protocol telnet
 no exec authorization
 no login authentication
 vrf tester
 exit
!
!
end

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
r2#
r2#
r2#show ipv4 pvrp 1 sum
r2#show ipv4 pvrp 1 sum
 |~~~~~~~~~~~|~~~~~~~~~|~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~|
 | iface     | router  | name | peerif    | peer    | learned | adverted | uptime   |
 |-----------|---------|------|-----------|---------|---------|----------|----------|
 | ethernet1 | 4.4.4.1 | r1   | ethernet1 | 1.1.1.1 | 2       | 3        | 00:00:05 |
 |___________|_________|______|___________|_________|_________|__________|__________|
r2#
r2#
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
r2#
r2#
r2#show ipv6 pvrp 1 sum
r2#show ipv6 pvrp 1 sum
 |~~~~~~~~~~~|~~~~~~~~~|~~~~~~|~~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~|
 | iface     | router  | name | peerif    | peer      | learned | adverted | uptime   |
 |-----------|---------|------|-----------|-----------|---------|----------|----------|
 | ethernet1 | 6.6.6.1 | r1   | ethernet1 | 1234:1::1 | 2       | 3        | 00:00:10 |
 |___________|_________|______|___________|___________|_________|__________|__________|
r2#
r2#
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
r2#
r2#
r2#show ipv4 pvrp 1 rou
r2#show ipv4 pvrp 1 rou
 |~~~~~~|~~~~~~~~~~~~~|~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~|
 | typ  | prefix      | metric | iface     | hop     | time     |
 |------|-------------|--------|-----------|---------|----------|
 | C    | 1.1.1.0/30  | 1/0    | ethernet1 | null    | 00:00:01 |
 | null | 2.2.2.1/32  | 80/10  | ethernet1 | 1.1.1.1 | 00:00:01 |
 | C    | 2.2.2.2/32  | 2/0    | loopback0 | null    | 00:00:10 |
 | C    | 2.2.2.12/32 | 2/0    | loopback1 | null    | 00:00:10 |
 | null | 2.2.2.21/32 | 80/10  | ethernet1 | 1.1.1.1 | 00:00:01 |
 | C    | 2.2.2.22/32 | 2/0    | loopback2 | null    | 00:00:10 |
 |______|_____________|________|___________|_________|__________|
r2#
r2#
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
r2#
r2#
r2#show ipv6 pvrp 1 rou
r2#show ipv6 pvrp 1 rou
 |~~~~~~|~~~~~~~~~~~~~~|~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~~|
 | typ  | prefix       | metric | iface     | hop       | time     |
 |------|--------------|--------|-----------|-----------|----------|
 | C    | 1234:1::/32  | 1/0    | ethernet1 | null      | 00:00:06 |
 | null | 4321::1/128  | 80/10  | ethernet1 | 1234:1::1 | 00:00:06 |
 | C    | 4321::2/128  | 2/0    | loopback0 | null      | 00:00:10 |
 | C    | 4321::12/128 | 2/0    | loopback1 | null      | 00:00:10 |
 | null | 4321::21/128 | 80/10  | ethernet1 | 1234:1::1 | 00:00:06 |
 | C    | 4321::22/128 | 2/0    | loopback2 | null      | 00:00:10 |
 |______|______________|________|___________|___________|__________|
r2#
r2#
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
r2#
r2#
r2#show ipv4 route v1
r2#show ipv4 route v1
 |~~~~~~|~~~~~~~~~~~~~|~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~|
 | typ  | prefix      | metric | iface     | hop     | time     |
 |------|-------------|--------|-----------|---------|----------|
 | C    | 1.1.1.0/30  | 0/0    | ethernet1 | null    | 00:00:10 |
 | LOC  | 1.1.1.2/32  | 0/1    | ethernet1 | null    | 00:00:10 |
 | P EX | 2.2.2.1/32  | 80/10  | ethernet1 | 1.1.1.1 | 00:00:02 |
 | C    | 2.2.2.2/32  | 0/0    | loopback0 | null    | 00:00:11 |
 | C    | 2.2.2.12/32 | 0/0    | loopback1 | null    | 00:00:11 |
 | P EX | 2.2.2.21/32 | 80/10  | ethernet1 | 1.1.1.1 | 00:00:02 |
 | C    | 2.2.2.22/32 | 0/0    | loopback2 | null    | 00:00:11 |
 |______|_____________|________|___________|_________|__________|
r2#
r2#
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
r2#
r2#
r2#show ipv6 route v1
r2#show ipv6 route v1
 |~~~~~~|~~~~~~~~~~~~~~~|~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~~|
 | typ  | prefix        | metric | iface     | hop       | time     |
 |------|---------------|--------|-----------|-----------|----------|
 | C    | 1234:1::/32   | 0/0    | ethernet1 | null      | 00:00:11 |
 | LOC  | 1234:1::2/128 | 0/1    | ethernet1 | null      | 00:00:11 |
 | P EX | 4321::1/128   | 80/10  | ethernet1 | 1234:1::1 | 00:00:07 |
 | C    | 4321::2/128   | 0/0    | loopback0 | null      | 00:00:11 |
 | C    | 4321::12/128  | 0/0    | loopback1 | null      | 00:00:11 |
 | P EX | 4321::21/128  | 80/10  | ethernet1 | 1234:1::1 | 00:00:07 |
 | C    | 4321::22/128  | 0/0    | loopback2 | null      | 00:00:11 |
 |______|_______________|________|___________|___________|__________|
r2#
r2#