>>> I had to change ip addresses in the middle of this issue -- as I mentioned above. <<<
Here is data from the current VM configuration. ip addr ===== 3: ens4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether xx:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff inet 108.xxx.xxx.45/29 brd 108.xxx.xxx.47 scope global noprefixroute ens4 valid_lft forever preferred_lft forever inet 74.xxx.xxx.192/29 brd 74.xxx.xxx.199 scope global noprefixroute ens4:1 valid_lft forever preferred_lft forever inet 74.xxx.xxx.193/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:2 valid_lft forever preferred_lft forever inet 74.xxx.xxx.194/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:3 valid_lft forever preferred_lft forever inet 74.xxx.xxx.195/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:4 valid_lft forever preferred_lft forever inet 74.xxx.xxx.196/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:5 valid_lft forever preferred_lft forever inet 74.xxx.xxx.197/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:6 valid_lft forever preferred_lft forever inet 74.xxx.xxx.198/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:7 valid_lft forever preferred_lft forever inet 74.xxx.xxx.199/29 brd 74.xxx.xxx.199 scope global secondary noprefixroute ens4:8 valid_lft forever preferred_lft forever main.cf ===== # mail is sent from one of several relays which is selected at random sender_dependent_default_transport_maps = randmap:{r192,r193,r194,r195,r196,r197,r198,r199} master.cf ======= r192 unix - - n - - smtp -o smtp_bind_address=75.xxx.xxx.192 -o smtp_helo_name=r192.raystedman.org -o syslog_name=r192 repeated for r192, r194, ..., r199 maillog ====== r193/smtp[4988]: warning: smtp_connect_addr: bind 75.xxx.xxx.193: Cannot assign requested address This is all data from the current VM. This is all consistent using the 75.xxx.xxx.xxx set of ip addresses. Thanks, Greg www.RayStedman.org On Fri, Jun 26, 2020 at 7:40 AM Wietse Venema <wie...@porcupine.org> wrote: > Greg Sims: > > Good Morning Wietse, > > > > The error message is the same in this configuration with ens4 > > NM_CONTROLLED="no" using Alias ip addresses: > > > > rhel8 r193/smtp[4988]: warning: smtp_connect_addr: bind 75.xxx.xxx.193: > > Cannot assign requested address > > You claim that you configured the following as additonal interface > addresses: > > 74.something > > The error message shows that you configured Postfix to bind to: > > 75.something > > Do you notice the difference? > > Wietse >