[c-nsp] can't ping from router

[Stephen Kratzer]

On Friday 05 September 2008 12:36:33 Paul A wrote:
> Hi, I have a 7200 terminating some pppoe customers using BBA-GROUP.
> Everything is working and has been working without any issues. However
> digging around I came across a weird problem. It seems that from the 7200
> terminating router I can't ping any of the pppoe user's ip addresses but I
> can from outside the 7200.
>
> I'm using a BBA-GROUP that references Virtual-Template 1, the weird part is
> everything is working but my virtual-template shows that its down.
>
> stingray-capedsl-gw#sh int virtual-template 1
> Virtual-Template1 is down, line protocol is down
>
> Should this interface not be showing as up/up? And is this the reason my I
> can't seem to ping from within the 7200.
>
> Thanks P.
>
>
> bba-group pppoe pppoeusers
>  virtual-template 1
>  service profile pppoeusers
>  sessions per-mac limit 1
>  sessions auto cleanup
>
>
> interface Virtual-Template1
>  description xxxx
>  mtu 1492
>  ip unnumbered Loopback0
>  no ip redirects
>  no ip unreachables
>  peer default ip address pool pppoeuserspool
>  ppp authentication pap pppoeusers
>  ppp authorization pppoeusers
>  ppp ipcp dns xxxx
>  ppp ipcp address required
>  ppp ipcp address unique
>
> interface Loopback0
>  no ip address
>  no ip redirects
>  no ip unreachables
>
> ip local pool pppoeuserspool xxxx.2 xxxx.254
>
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The Virtual-Template interface should be down/down. Since it's not a real 
interface, and it's not associated with a real interface with a real status, 
it won't have L1/L2 statuses. Maybe try sourcing the pings from Loop0.