[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.
> >   		 	   		
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp
> 
> 
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