[j-nsp] iBGP and IPv6
Jonathan Call
lordsith49 at hotmail.com
Wed Apr 15 10:52:54 EDT 2015
Okay. I tested this elsewhere and it emailed okay.
router1> ...oute 2001:db8:4000::1 extensive
vr-1.inet6.0: 9 destinations, 13 routes (9 active, 0 holddown, 0 hidden)
2001:db8:4000::1/128 (3 entries, 1 announced)
TSI:
Page 0 idx 0 Type 1 val 15b53b0
Nexthop: Self
Localpref: 100
AS path: [65471] I
Communities:
Path 2001:db8:4000::1 Vector len 4. Val: 0
*Direct Preference: 0
Next hop type: Interface
Address: 0x15b877c
Next-hop reference count: 2
Next hop: via lo0.1, selected
State: <Active Int>
Local AS: 65471
Age: 1w0d 17:26:33
Task: IF
Announcement bits (3): 0-RT 4-BGP_RT_Background 5-Resolve tree 2
AS path: I
AS path: Recorded
OSPF3 Preference: 10
Next hop type: Router
Address: 0x15b8944
Next-hop reference count: 1
Next hop: via lo0.1, selected
State: <Int>
Inactive reason: Route Preference
Local AS: 65471
Age: 1w0d 17:26:28 Metric: 0
Area: 0.0.0.0
Task: vr-1-OSPF3
AS path: I
AS path: Recorded
BGP Preference: 170/-101
Next hop type: Indirect
Address: 0x15b93a8
Next-hop reference count: 3
Source: 2001:db8:4000::2
Next hop type: Router, Next hop index: 595
Next hop: fe80:db8:4000:1::3 via ge-0/0/8.0, selected
Protocol next hop: 2001:db8:4000::2
Indirect next hop: 162c000 -
State: <Int Ext>
Inactive reason: Route Preference
Local AS: 65471 Peer AS: 65471
Age: 21:46:03 Metric: 1 Metric2: 1
Task: BGP_65471_65471.2001:db8:4000::2+51820
AS path: I
Accepted
Localpref: 100
Router ID: 192.168.172.253
Indirect next hops: 1
Protocol next hop: 2001:db8:4000::2 Metric: 1
Indirect next hop: 162c000 -
Indirect path forwarding next hops: 1
Next hop type: Router
Next hop: fe80:db8:4000:1::3 via ge-0/0/8.0
2001:db8:4000::2/128 Originating RIB: vr-1.inet6.0
Metric: 1 Node path count: 1
Forwarding nexthops: 1
Nexthop: fe80:db8:4000:1::3 via ge-0/0/8.0
Jonathan
> Date: Wed, 15 Apr 2015 23:47:04 +0900
> From: contact at winterei.se
> To: juniper-nsp at puck.nether.net
> Subject: Re: [j-nsp] iBGP and IPv6
>
> Perhaps use a pastebin?
>
> On 4/15/2015 午後 11:24, Jonathan Call wrote:
> > Here is the output of 'show route extensive'. Hopefully it shows up formatted properly this time. router1> ...oute 2001:db8:4000::1 extensive
> > vr-1.inet6.0: 9 destinations, 13 routes (9 active, 0 holddown, 0 hidden)2001:db8:4000::1/128 (3 entries, 1 announced)TSI:Page 0 idx 0 Type 1 val 15b53b0 Nexthop: Self Localpref: 100 AS path: [65471] I Communities:Path 2001:db8:4000::1 Vector len 4. Val: 0 *Direct Preference: 0 Next hop type: Interface Address: 0x15b877c Next-hop reference count: 2 Next hop: via lo0.1, selected State: <Active Int> Local AS: 65471 Age: 1w0d 17:26:33 Task: IF Announcement bits (3): 0-RT 4-BGP_RT_Background 5-Resolve tree 2 AS path: I AS path: Recorded OSPF3 Preference: 10 Next hop type: Router Address: 0x15b8944 Next-hop reference count: 1 Next hop: via lo0.1, selected State: <Int> Inactive reason: Route Preference
> > Local AS: 65471 Age: 1w0d 17:26:28 Metric: 0 Area: 0.0.0.0 Task: vr-1-OSPF3 AS path: I AS path: Recorded BGP Preference: 170/-101 Next hop type: Indirect Address: 0x15b93a8 Next-hop reference count: 3 Source: 2001:db8:4000::2 Next hop type: Router, Next hop index: 595 Next hop: fe80:db8:4000:1::3 via ge-0/0/8.0, selected Protocol next hop: 2001:db8:4000::2 Indirect next hop: 162c000 - State: <Int Ext> Inactive reason: Route Preference Local AS: 65471 Peer AS: 65471 Age: 21:46:03 Metric: 1 Metric2: 1 Task: BGP_65471_65471.2001:db8:4000::2+51820 AS path: I Accepted Localpref: 100 Router ID: 192.168.172.253 Indirect next hops:
> > 1 Protocol next hop: 2001:db8:4000::2 Metric: 1 Indirect next hop: 162c000 - Indirect path forwarding next hops: 1 Next hop type: Router Next hop: fe80:db8:4000:1::3 via ge-0/0/8.0 2001:db8:4000::2/128 Originating RIB: vr-1.inet6.0 Metric: 1 Node path count: 1 Forwarding nexthops: 1 Nexthop: fe80:db8:4000:1::3 via ge-0/0/8.0
> > Jonathan> Subject: Re: [j-nsp] iBGP and IPv6
> >> To: lordsith49 at hotmail.com; juniper-nsp at puck.nether.net
> >> From: mark.tinka at seacom.mu
> >> Date: Wed, 15 Apr 2015 07:45:00 +0200
> >>
> >>
> >>
> >> On 14/Apr/15 19:37, Jonathan Call wrote:
> >>> Why does the router flag the BGP route for the IPv4 loopback as Unusable but doesn't do the same for the IPv6 loopback address? Does it even matter?
> >> Can you "show extensive" for the route?
> >>
> >> Also, try formatting your paste better - I can't quite make it out.
> >>
> >> Mark.
> >
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