Hi Perry thanks!
Can i just confirm im understanding it right.
CASE 1 - logs retained on Primary and secondary for 24 hours - 1 hour LINK down
10:00 - Log backup of Primary
10:01 - Copy log to Secondary
10:05 - restore log to Secondary
10:10 --- WAN LINK DIES...
10:30 - Log backup of Primary
11:00 - Log backup of Primary
11:10 --- WAN LINK RESTORED --
11:30 Log backup Primary
11:31 - copy of 10:30, 11:00 and 11:30 to Secondary
11:35 - Restore of 10:30, 11:00 and 11:30 to Secondary
CASE 2 - logs retained on Primary and secondary for 24 hours - Multi day LINK down
Fri 10:00 - Log backup of Primary
Fri 10:01 - Copy log to Secondary
Fri 10:05 - restore log to Secondary
Fri 10:10 --- WAN LINK DIES ---
Tue 9:00 ---- WAN LINK RESTORED ---
Tue 9:01 - Disable all Log Shipping Jobs
Tue 9:05 - Differential Backup of Primary
Tue 9:10 - Restore Differential backup to Secondary
Tue 9:15 - Move all Log files from Primary backup location and Secondary
Tue 9:20 - Enable all Log shipping Jobs
Tue 9:30 - Log backup of Primary
Tue 9:31 - Copy log to Secondary
Tue 9:35 - Restore log to Secondary
Tue 9:40 - Return log file to backup locations for Primary and Secondary
Thanks for the help!