How to find hostname
Bill Shirley
Bill at Henagar.PolymerIndustries.biz
Thu Sep 18 00:10:51 UTC 2014
On 9/17/2014 8:03 PM, Jason Hellenthal wrote:
> The MAC address of the hosts adapter... Take look at the last line of your log file and compare the two.
>
> --
> Jason Hellenthal
> Mobile: +1 (616) 953-0176
> jhellenthal at DataIX.net <mailto:jhellenthal at DataIX.net>
> JJH48-ARIN
>
> On Sep 17, 2014, at 18:59, Bill Shirley <Bill at Henagar.PolymerIndustries.biz
> <mailto:Bill at Henagar.PolymerIndustries.biz>> wrote:
>
>> I'm having trouble figuring out where this device gets its name. My log statement:
>> on commit {
>> if static { set is-static = " --> STATIC"; } else { set is-static = "";}
>> log ( info,
>> concat (
>> "Host:", pick-first-value(option fqdn.hostname, option host-name, ddns-hostname, "(none)")
>> ," VendorId:", pick-first-value(option vendor-class-identifier, "(none)")
>> # ," UserClass:", pick-first-value(option user-class, "(none)")
>> ," MemberOf:", pick-first-value(member_of, "(none)")
>> ," PoolType:", pick-first-value(pool-type, "(none)")
>> ," Lease:", pick-first-value(binary-to-ascii(10,32,"",encode-int(lease-time,32)), "(none)")
>> , is-static
>> )
>> );
>> }
>>
>> And from my log file you can see a 'Host:(none)':
>> Sep 17 18:41:22 apinetstore dhcpd: fancy bits in fqdn option
>> Sep 17 18:41:22 apinetstore dhcpd: DHCPDISCOVER from 00:20:4a:f3:c5:a7 (CF3C5A7) via lan10
>> Sep 17 18:41:23 apinetstore dhcpd: DHCPOFFER on 10.98.1.72 to 00:20:4a:f3:c5:a7 via lan10
>> Sep 17 18:41:23 apinetstore dhcpd: fancy bits in fqdn option
>> Sep 17 18:41:23 apinetstore dhcpd: Host:(none) VendorId:(none) MemberOf:10.Microsoft PoolType:10.Microsoft Lease:21600
>> Sep 17 18:41:23 apinetstore dhcpd: DHCPREQUEST for 10.98.1.72 (10.96.0.9) from 00:20:4a:f3:c5:a7 via lan10
>> Sep 17 18:41:23 apinetstore dhcpd: DHCPACK on 10.98.1.72 to 00:20:4a:f3:c5:a7 via lan10
>>
>> Where does the host name CF3C5A7 come from?
>>
>> TIA,
>> Bill
>>
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Yes, the name CF3C5A7contains the last four digits of the MAC address. I still don't understand how this device got its
name nor why it's not reported in the log statement.
Bill
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