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Bubbagump_12531's avatar
Bubbagump_12531
Icon for Nimbostratus rankNimbostratus
Nov 30, 2015

SSLDump issues: ERROR: Length mismatch

I am trying to debug some SSL handshake errors and it seems ssldump is different enough on the LTMs to make me a bit nuts. After a few seconds it dies with: ERROR: Length mismatch. The entire interwe...
BIG-IP
LTM
security
canttalkeating's avatar
canttalkeating
Icon for Altocumulus rankAltocumulus
Dec 16, 2019

Hi Bubbagump 12531,

 

I'm probably about 4 years late to this party but if you're just tshooting an SSL negotiation issue then running #ssldump -i vlan_100_internal host 10.0.100.41 would give you a continuous feed of SSL negotiation activity to the console for analysis

 

If wanting to examine within Wireshark then the -s0 flag would be required to allow the ssldump to be ran against the packet capture as it requires the whole packet to be available