On Sun, Oct 11, 2020 at 12:37:32AM +0800, Wang Shanker wrote:
> Hi, all
>
> I encountered a problem when trying to configure a static IPv6 route the
> nexthop of which is a link-local address.
>
> ```
> protocol static {
> route 2001:db8:1::/48 via fe80::1234%foo;
> }
> ```
>
> The above configuration worked well for routing traffic to 2001:db8:1::/48 to
> the router fe80::1234 at the interface named foo. However, if the name of the
> interface contains special characters, for example, `foo-bar`, bird will
> complain about the syntax.
>
> I dig into the source code and found out that in
> https://gitlab.nic.cz/labs/bird/-/blob/legacy/conf/confbase.Y#L162-165,
> `ipa_scope` is defined like `%[SYM]`, so in above scenario, the address shall
> be expressed as `fe80::1234%'foo-bar'`.
>
> I believe it could be better to have a record of this in user's doc. Hi (Noticed while looking for some missed / forgotten e-mails) Added to example in: https://gitlab.nic.cz/labs/bird/-/commit/a141959f0729b2381a90aaa9b7ed0e41a5f9513e -- Elen sila lumenn' omentielvo Ondrej 'Santiago' Zajicek (email: santi...@crfreenet.org) OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) "To err is human -- to blame it on a computer is even more so."
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