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EX4200 RVI, forwarding option, Gateway an virtual IP error

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Hi and thanks in advance

 

I have 8 EX4200 like my IDF CORE 

 

This one connects to 10  more virtual chassis

 

This IDF-CORE has a Virtual IP, Virtual router, or whatever is its name  10.72.0.30

 

This is the Default Gateway

So every IDF, host, ANYTHING connected to the LAN gets this default gateway and everything works fine.

 

BUT I do not understand how this works, I mean, 

Every VLAN has its own L3 interface (RVI?)

 

aromay@AGC-IDF-CORE-PR> show interfaces terse | match vlan
vlan up up
vlan.0 up up inet 10.72.0.41/22
vlan.1 up up inet 10.71.0.101/22
vlan.2 up up inet 10.72.17.1/24
vlan.3 up up inet 192.168.0.100/24
vlan.4 up up inet 10.72.18.1/24
vlan.5 up up inet 10.72.4.1/22
vlan.6 up up inet 10.74.0.1/24
vlan.7 up up inet 10.72.8.1/22
vlan.8 up up inet 10.72.12.1/22
vlan.14 up up inet 10.72.24.1/22
vlan.15 up up inet 10.72.28.1/22
vlan.16 up up inet 10.72.32.1/22
vlan.18 up up inet 10.72.40.1/22
vlan.19 up up inet 10.72.36.1/22
vlan.27 up up inet 10.72.72.30/24
vlan.28 up down inet 10.72.20.1/24
vlan.29 up up inet 10.72.251.2/24
vlan.31 up up inet 10.255.0.1/21
vlan.555 up down inet

 

so when i try to see the default route i get

 

aromay@AGC-IDF-CORE-PR> show route brief

inet.0: 45 destinations, 46 routes (45 active, 0 holddown, 0 hidden)
+ = Active Route, - = Last Active, * = Both

0.0.0.0/0 *[Static/5] 2w2d 23:40:01
> to 10.72.0.53 via vlan.0
10.71.0.0/22 *[Direct/0] 2w2d 23:40:00
> via vlan.1
10.71.0.101/32 *[Local/0] 2w2d 23:40:22
Local via vlan.1
10.72.0.0/22 *[Direct/0] 2w2d 23:40:02
> via vlan.0
10.72.0.41/32 *[Local/0] 2w2d 23:40:22
Local via vlan.0
10.72.4.0/22 *[Direct/0] 2w2d 23:39:59
> via vlan.5
10.72.4.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.5
10.72.8.0/22 *[Direct/0] 2w2d 23:39:59
> via vlan.7
10.72.8.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.7
10.72.12.0/22 *[Direct/0] 2w2d 23:39:59
> via vlan.8
10.72.12.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.8
10.72.17.0/24 *[Direct/0] 2w2d 23:39:57
> via vlan.2
10.72.17.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.2
10.72.18.0/24 *[Direct/0] 2w2d 23:39:55
> via vlan.4
10.72.18.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.4
10.72.20.1/32 *[Local/0] 2w2d 23:40:21
Reject
10.72.24.0/22 *[Direct/0] 2w2d 23:39:57
> via vlan.14
10.72.24.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.14
10.72.28.0/22 *[Direct/0] 2w2d 23:39:59
> via vlan.15
10.72.28.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.15
10.72.32.0/22 *[Direct/0] 2w2d 23:39:57
> via vlan.16
10.72.32.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.16
10.72.36.0/22 *[Direct/0] 2w2d 23:39:59
> via vlan.19
10.72.36.1/32 *[Local/0] 2w2d 23:40:21
Local via vlan.19
10.72.40.0/22 *[Direct/0] 2w2d 23:40:00
> via vlan.18
10.72.40.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.18
10.72.72.0/24 *[Direct/0] 2w2d 23:40:00
> via vlan.27
[Static/5] 2w2d 23:40:01
> to 10.72.0.164 via vlan.0
10.72.72.30/32 *[Local/0] 2w2d 23:40:21
Local via vlan.27
10.72.73.0/24 *[Static/5] 2w2d 23:40:01
> to 10.72.0.163 via vlan.0
10.72.251.0/24 *[Direct/0] 2w2d 23:40:00
> via vlan.29
10.72.251.2/32 *[Local/0] 2w2d 23:40:21
Local via vlan.29
10.74.0.0/24 *[Direct/0] 2w2d 23:40:01
> via vlan.6
10.74.0.1/32 *[Local/0] 2w2d 23:40:22
Local via vlan.6
10.255.0.0/21 *[Direct/0] 2w2d 23:40:02
> via vlan.31
10.255.0.1/32 *[Local/0] 2w2d 23:40:21
Local via vlan.31
161.190.1.4/32 *[Static/5] 2w2d 23:40:01
> to 10.72.0.53 via vlan.0
161.190.1.6/32 *[Static/5] 2w2d 23:40:01
> to 10.72.0.53 via vlan.0
161.190.1.33/32 *[Static/5] 2w2d 23:40:01
> to 10.72.0.53 via vlan.0
192.168.0.0/24 *[Direct/0] 2w2d 23:39:57
> via vlan.3
192.168.0.100/32 *[Local/0] 2w2d 23:40:22
Local via vlan.3
192.168.1.41/32 *[Local/0] 2w2d 23:40:21
Reject
192.168.90.0/24 *[Static/5] 2w2d 23:40:01
> to 10.72.0.20 via vlan.0
192.168.91.0/24 *[Static/5] 2w2d 23:40:01
> to 10.72.3.210 via vlan.0
192.168.100.0/24 *[Static/5] 2w2d 23:40:01
> to 10.72.3.251 via vlan.0
224.0.0.22/32 *[IGMP/0] 2w2d 23:40:29
MultiRecv

 

so WHRE is my default gateway?

 

it seems that every vlan goes thru its default L3 interface/router/gateway, but...in some point they should "find" 10.72.0.30

 

how do I check that?

 

I can only get this

 

dhcp {
domain-name MYDOMAIN;
name-server {
10.72.0.1;
10.72.0.2;
}
domain-search {
MYDOMAIN;
}
wins-server {
10.72.0.1;
10.72.0.2;
}
router {
10.72.0.30;
10.71.0.1;
10.71.0.101;
10.72.4.1;
10.72.4.2;
10.72.4.3;
10.72.4.4;
10.72.8.2;
10.72.8.1;
10.72.36.2;
10.72.36.1;
10.72.16.1;
10.72.16.2;
}
boot-server 10.72.0.1;
server-identifier 10.72.0.1;
}

 

and this

 

vlan {
unit 0 {
family inet {
address 10.72.0.41/22 {
vrrp-group 1 {
virtual-address 10.72.0.30;
priority 254;
}
}
}
}

so, what's the deal?

 

I have to connect a Cisco 2960 with the same VLANS but I do not where to point the default gateway! if i point it to 10.72.0.30 it don't work, I can not "get out", nor get ip from DHCP 10.72.01

 

??

 

any help?

 

Thanks in advance

 

 


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