On Thursday, December 11th, 2025 at 8:39 AM, Rich Shepard 
<[email protected]> wrote:

> On Wed, 10 Dec 2025, Russell Senior wrote:
> 
> > ( hostname && ip a && ping -c1 salmo && ip n ) > /tmp/caddis-to-salmo.txt
> 
> 
> caddis.appl-ecosys.com
> 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: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group 
> default qlen 1000
> 
> link/ether a4:4e:31:a3:05:58 brd ff:ff:ff:ff:ff:ff
> inet 192.168.55.111/24 brd 192.168.55.255 scope global dynamic noprefixroute 
> wlan0
> valid_lft 85900sec preferred_lft 85900sec
> inet6 fe80::5747:a646:5cd8:a346/64 scope link noprefixroute
> valid_lft forever preferred_lft forever
> 3: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP 
> group default qlen 1000
> 
> link/ether 28:d2:44:2e:b4:62 brd ff:ff:ff:ff:ff:ff
> inet 192.168.55.112/24 brd 192.168.55.255 scope global dynamic noprefixroute 
> eth0
> valid_lft 85899sec preferred_lft 85899sec
> inet6 fe80::73b6:7e97:9b2c:1f06/64 scope link noprefixroute
> valid_lft forever preferred_lft forever
> PING salmo.appl-ecosys.com (192.168.55.1) 56(84) bytes of data.
> 64 bytes from salmo.appl-ecosys.com (192.168.55.1): icmp_seq=1 ttl=64 
> time=0.830 ms
> 
> --- salmo.appl-ecosys.com ping statistics ---
> 1 packets transmitted, 1 received, 0% packet loss, time 0ms
> rtt min/avg/max/mdev = 0.830/0.830/0.830/0.000 ms
> 192.168.55.4 dev eth0 lladdr 74:83:c2:49:2b:61 STALE
> 192.168.55.1 dev eth0 lladdr 0c:9d:92:83:6e:27 REACHABLE
> fe80::218:aff:fe36:6a56 dev wlan0 lladdr 00:18:0a:36:6a:56 router STALE
> fe80::218:aff:fe36:6a56 dev eth0 lladdr 00:18:0a:36:6a:56 router STALE
> 
> Rich

Rich,

In an earlier post you mentioned that caddis has an IP address of 192.168.55.2. 
This was showing in your /etc/hosts file.

According to the output of ip above, caddis has 2 IP addresses:

Ethernet: 192.168.55.112
wifi: 192.168.55.111


I think you have been connecting to the wrong device. As a test, try the 
following ssh command from your desktop (salmo):

  ssh 192.168.55.111

If that fails, try this one

  ssh 192.168.55.112

-Ben

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