Mailing List Archive

GRE configuration
Hi,

I have configured two GRE tunnels unnumbered. The problem is that when the router gets a GRE packet it does not forward the packet after the decapsulation although the route is existing. When monitoring the gre interface the incoming packets are all measured correctly. I can also see the incoming gre packets from the ethernet interface. The Junos version is 5.1R2.4

Thanks
Kostas


gre {
unit 0 {
tunnel {
source 192.168.204.254;
destination 192.168.201.249;
}
family inet;
}
unit 1 {
tunnel {
source 192.168.204.254;
destination 192.168.201.250;
}
family inet;
}
}
lo0 {
unit 0 {
family inet {
address 192.168.204.254/32;
}
}
}
}
routing-options {
static {
route 212.152.91.0/24 {
qualified-next-hop gre.0;
}
route 212.152.90.10/32 {
qualified-next-hop gre.1;
}
route 212.152.90.20/32 {
qualified-next-hop gre.1;
}
}
GRE configuration [ In reply to ]
> I have configured two GRE tunnels unnumbered. The problem is that
> when the router gets a GRE packet it does not forward the packet
> after the decapsulation although the route is existing. When
> monitoring the gre interface the incoming packets are all measured
> correctly. I can also see the incoming gre packets from the ethernet
> interface. The Junos version is 5.1R2.4

GRE tunnels should be configured as logical units of the tunnel PIC's
"gr-X/Y/Z" instance, not as logical units of "gre."

Stephen
GRE configuration [ In reply to ]
Stupid question from me, you do have tunnel PIC's installed don't you.

Dave

-----Original Message-----
From: juniper-nsp-admin@puck.nether.net
[mailto:juniper-nsp-admin@puck.nether.net]On Behalf Of Konstantinos
Doukakis (ETG)
Sent: 01 August 2002 09:56
To: 'juniper-nsp@puck.nether.net'
Subject: [j-nsp] GRE configuration


Hi,

I have configured two GRE tunnels unnumbered. The problem is that when the
router gets a GRE packet it does not forward the packet after the
decapsulation although the route is existing. When monitoring the gre
interface the incoming packets are all measured correctly. I can also see
the incoming gre packets from the ethernet interface. The Junos version is
5.1R2.4

Thanks
Kostas


gre {
unit 0 {
tunnel {
source 192.168.204.254;
destination 192.168.201.249;
}
family inet;
}
unit 1 {
tunnel {
source 192.168.204.254;
destination 192.168.201.250;
}
family inet;
}
}
lo0 {
unit 0 {
family inet {
address 192.168.204.254/32;
}
}
}
}
routing-options {
static {
route 212.152.91.0/24 {
qualified-next-hop gre.0;
}
route 212.152.90.10/32 {
qualified-next-hop gre.1;
}
route 212.152.90.20/32 {
qualified-next-hop gre.1;
}
}
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