[j-nsp] Disappearing Routes (J/SRX)

Chris Rogers crogers at sinewam.com
Mon Jul 9 20:09:39 EDT 2012


Hello everyone,

I have a /127 from a provider for a P2P link (for BGP) that I'm having some
trouble with... My provider is 2001:db8:: and I'm 2001:db8::1.

I added the IP to the interface, and as normal both the 2001:db8::/127
direct route and 2001:db8::1/128 local route are added to the inet6.0 route
table. However if I try to ping my own IP with that interface, I get the
following:

> ping 2001:db8::1
PING6(56=40+8+8 bytes) 2001:db8::1 --> 2001:db8::1
ping: sendmsg: Can't assign requested address
ping6: wrote  2001:db8::1 16 chars, ret=-1
ping: sendmsg: Can't assign requested address
ping6: wrote  2001:db8::1 16 chars, ret=-1
ping: sendmsg: Can't assign requested address
ping6: wrote  2001:db8::1 16 chars, ret=-1

After canceling the ping, both 2001:db8::/127 and 2001:db8::1/128 are no
longer listed in my inet6.0 table.

However, from start to finish outside hosts are able to ping my IP
(2001:db8::1).

I've tried this on both a SRX220 and J4350, running various versions of
11.4. All security features have been completely disabled, IPv6 is in
packet mode.

Is there something obvious that I've missed, or has anyone else seen this
before?

Thanks for any feedback
-Chris


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