[Discuss] puzzle

[dan moylan]

rich pieri wrote:
> On Fri, 28 Apr 2023 12:50:59 -0400
> dan moylan <jdm at moylan.us> wrote:

>> the t-mobile app sees all three (and the printer).
>> aldeberan and rigel can ping everything, except alphacent.
>> alphacent can ping 192.168.12.148, bluedan, mit.edu, but nothing
>> else on the net (destination host unreachable).

> Run "ip a" and compare the output for things like different netmasks
> and routes.

ip-a.out
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: enp0s31f6: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
    link/ether 8c:16:45:0d:e2:b3 brd ff:ff:ff:ff:ff:ff
3: wlp4s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether 74:e5:f9:65:6d:6e brd ff:ff:ff:ff:ff:ff
    inet 192.168.12.148/24 brd 192.168.12.255 scope global dynamic noprefixroute wlp4s0
       valid_lft 35134sec preferred_lft 35134sec
    inet6 2607:fb91:2d15:c913:4d94:954d:ef54:184b/128 scope global dynamic noprefixroute
       valid_lft 2160sec preferred_lft 810sec
    inet6 2607:fb91:2d15:c913:ad69:ea89:d38b:7bdc/64 scope global dynamic noprefixroute
       valid_lft 86021sec preferred_lft 14021sec
    inet6 fe80::4a29:6810:625:19d/64 scope link noprefixroute
       valid_lft forever preferred_lft forever

looks ok to me, but what do i know?

ole dan

j. daniel moylan
84 harvard ave
brookline, ma 02446-6202
617-777-0207 (cel)
jdm at moylan.us
www.moylan.us
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