[j-nsp] BGP community question

[Harry Reynolds]

Hey Eric, been awhile for me, but some poking indicates that perhaps you
lack a set of "()" to group the or function at the end:

[edit routing-options static]
lab at hops# run show route community
"^5500:(1[0-2][0-9]0)|(5500)|(90)|(120)|(0)$" detail    

inet.0: 489 destinations, 489 routes (489 active, 0 holddown, 0 hidden)
129.1.0.0/16 (1 entry, 1 announced)
        *Static Preference: 5
                Next hop type: Discard
                Next-hop reference count: 960
                State: <Active Int Ext>
                Local AS:    34 
                Age: 19:27 
                Task: RT
                Announcement bits (2): 0-KRT 2-BGP RT Background 
                AS path: 11537 3112 3112 I
                Communities: 64600:12001

129.2.0.0/16 (1 entry, 1 announced)
        *Static Preference: 5
                Next hop type: Discard
                Next-hop reference count: 960
                State: <Active Int Ext>
                Local AS:    34 
                Age: 2:05 
                Task: RT
                Announcement bits (2): 0-KRT 2-BGP RT Background 
                AS path: 11537 10886 27 I
                Communities: 5500:1190

__juniper_private1__.inet.0: 2 destinations, 2 routes (2 active, 0
holddown, 0 hidden)


<< Extra parenths added


[edit routing-options static]
lab at hops# run show route community
"^5500:((1[0-2][0-9]0)|(5500)|(90)|(120)|(0))$" detail    

inet.0: 489 destinations, 489 routes (489 active, 0 holddown, 0 hidden)
129.2.0.0/16 (1 entry, 1 announced)
        *Static Preference: 5
                Next hop type: Discard
                Next-hop reference count: 960
                State: <Active Int Ext>
                Local AS:    34 
                Age: 2:14 
                Task: RT
                Announcement bits (2): 0-KRT 2-BGP RT Background 
                AS path: 11537 10886 27 I
                Communities: 5500:1190

__juniper_private1__.inet.0: 2 destinations, 2 routes (2 active, 0
holddown, 0 hidden)

 

> -----Original Message-----
> From: juniper-nsp-bounces at puck.nether.net 
> [mailto:juniper-nsp-bounces at puck.nether.net] On Behalf Of Eric Van Tol
> Sent: Saturday, August 25, 2007 10:25 AM
> To: juniper-nsp at puck.nether.net
> Subject: [j-nsp] BGP community question
> 
> Hi all,
> I'm beating my head against the wall trying to figure out why 
> a route is matching a specific community-name:
> 
> comm1 members "^5500:(1[0-2][0-9]0)|(5500)|(90)|(120)|(0)$"
> 
> Here's the detailed route info:
> 
> lab# run show route 172.16.52.0/24 detail active-path 
> 
> inet.0: 222841 destinations, 445525 routes (222840 active, 0 
> holddown, 1
> hidden)
> Restart Complete
> 172.16.52.0/24 (2 entries, 1 announced)
>         *BGP    Preference: 170/-101
>                 Next-hop reference count: 6
>                 Source: 192.168.1.5
>                 Next hop: 192.168.150.2 via fe-0/0/0.0, selected
>                 Next hop: 192.168.150.3 via fe-0/0/2.0
>                 Protocol next hop: 192.168.150.10
>                 Indirect next hop: 89f5444 262229
>                 State: <Active Int Ext>
>                 Local AS:  1 Peer AS:  2
>                 Age: 6w1d 10:24:31      Metric: 0       Metric2: 13 
>                 Announcement bits (3): 0-KRT 4-BGP RT 
> Background 5-Resolve tree 1 
>                 Communities: 64600:12001
>                 Localpref: 100
> 
> Now, as far as I can tell, 64600:12001 does *not* match the 
> defined community 'comm1', but the route always shows up when 
> doing a 'show route community-name comm1'.
> 
> What am I missing here?
> 
> Thanks,
> evt
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