man: document about NAMING_REPLACE_STRICTLY network interface naming policy

Follow-up for b4d885f0e8 and
068b0f7728.
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Yu Watanabe 2021-06-25 21:56:53 +09:00 committed by Luca Boccassi
parent 5b8fdb1873
commit c8de9b0ec5

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@ -381,7 +381,12 @@
<para>Some firmware and hypervisor implementations report unreasonable high numbers for the onboard
index. To prevent the generation of bogus onbard interface names, index numbers greater than 16381
(2^14-1) were ignored. For s390 PCI devices index values up to 65535 (2^16-1) are valid. To account
for that, the limit is increased to now 65535.</para></listitem>
for that, the limit is increased to now 65535.</para>
<para>The udev rule <varname>NAME=</varname> replaces <literal>:</literal>,
<literal>/</literal>, and <literal>%</literal> with an underscore (<literal>_</literal>), and
refuses strings which contain only numerics.</para>
</listitem>
</varlistentry>
</variablelist>