How to F5 LTM

How to take capture on F5 LTM:

admin@(f5device)(cfg-sync In Sync)(Active)(/Common)(tmos)# tcpdump -i VLAN_901 host 10.127.1.176
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on VLAN_901, link-type EN10MB (Ethernet), capture size 65535 bytes
23:14:41.660482 ARP, Request who-has 10.127.1.176 tell 10.127.1.1, length 53 in slot1/tmm0 lis=
23:14:42.260668 ARP, Request who-has 10.127.1.176 tell 10.127.1.1, length 53 in slot1/tmm0 lis=

admin@(f5device)(cfg-sync In Sync)(Active)(/Common)(tmos)# tcpdump src host 134.159.168.73

How to check connections on F5 LTM device:

 admin@(f5device)(cfg-sync In Sync)(Active)(/Common)(tmos.sys)# show connection cs-client-addr x.x.x.x
 Sys::Connections
 Total records returned: 0
OR
admin@(web-lb-1)(cfg-sync In Sync)(Active)(/Common)(tmos)# show sys connection

Check uptime on F5
F5(cfg-sync In Sync)(Active)(/Common)(tmos)# bash
F5 ~ # uptime
11:33:59 up 60 days, 10:53, 2 users, load average: 0.08, 0.02, 0.01

How to check version on F5 Big IP LTM device:

(tmos)# show /sys version

Create VLAN, Assign self IP , floating IP:

create /net vlan VLAN_920 interfaces add { internal_tr { tagged }} tag 920
create /net self VLAN_920_self address 10.110.20.5/255.255.255.0  allow-service default vlan VLAN_920 traffic-group traffic-group-local-only
create /net self VLAN_920_Float address  10.110.20.4/255.255.255.0 allow-service default vlan VLAN_920 traffic-group traffic-group-1

Set date on F5 ltm manually:

Go to bash mode and then run following command:
  date 103107362017.59

How to go to bash mode in f5 ltm:

F5-LTM(tmos)# run /util bash

How to go to tmsh utility mode:

[admin@F5-LTM] ~ # tmsh
 admin@F5-LTM(tmos)#

How to view running config in F5 ltm:

F5-LTM(tmos)# show running-config
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