Puerto Rico just lost internet?
colinj at gt86car.org.uk
Thu Sep 21 15:27:05 UTC 2017
one ripe atlas probe is still green though
Probe ID20057IPv4 ASNAS5786 <https://stat.ripe.net/AS5786>IPv4 Prefix22.214.171.124/16 <https://stat.ripe.net/126.96.36.199%2F16>IPv6 ASNAS65003 <https://stat.ripe.net/AS65003>IPv6 Prefix2607:2000:100:116::/64 <https://stat.ripe.net/2607%3A2000%3A100%3A116%3A%3A%2F64>CountryPRConnected since: 2017-09-12 16:17:06 UTC
> On 21 Sep 2017, at 05:26, Mehmet Akcin <mehmet at akcin.net> wrote:
> Things are getting only worst so far - most of the island is offline - see
> the screenshot or the link here live https://stat.ripe.net/PR#tabId=routing
> On Wed, Sep 20, 2017 at 8:29 PM, Javier J <javier at advancedmachines.us>
>> Thank you for this info!
>> I think most of us kind of know there are backup power strategies in place
>> but this is very detailed and appreciated. The little communication I have
>> had with family on the island they tell me no internet, no cable tv, etc so
>> this timing is good to know for when the few cell towers that survived
>> start to go dark.
>> - J
>> On Wed, Sep 20, 2017 at 4:36 PM, Sean Donelan <sean at donelan.com> wrote:
>>> On Wed, 20 Sep 2017, Javier J wrote:
>>>> How long usually till generators at cell sites run out of juice?
>>> Rough, every provider is different, backup power hierarchy:
>>> Neighborhood pole boxes: 1-4 hours, batteries only. May be re-charged
>>> portable generators when safe to access area. There is likely severe
>>> physical damage to neighborhood lines.
>>> Cell towers: 8-12 hours battery. Some, not all, towers have a natural gas
>>> generator or 24 hours diesel generator
>>> Central offices and cable headends: 8-12 hours battery, 1-3 days diesel
>>> generators. Core, tandem, and hub sites usually have more backup.
>>> Major colocation data centers: <1 hour battery, 3-14 days diesel
>>> Submarine cable landing points and satellite control stations: 24 hours
>>> battery, 30 days diesel generators
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