Forum Discussion
vandit_bhatia_1
Nimbostratus
NimbostratusShould port 443 and 22 openfor communication between GTM and LTM. If yes then for what process it is used specifically.
we performed penetration testing on our F5 devices and found that port 443 and 22 are open on the production traffic interfaces. when checked found that the LTM devices are added on the GTM using the...
Mahantesh_BisurNimbostratus
NimbostratusHi Vandit,
You need to open TCP port 4353 for the communication to happen between LTM and GTM.
Please refer below link for more details https://support.f5.com/kb/en-us/products/big-ip_gtm/manuals/product/gtm-implementations-11-4-0/2.html
