What is the MTU size of network/device ports on SSLV? Can the MTU be changed?

Products

• SSL Visibility Appliance Software

Issue/Introduction

Please note the article relates to network ports used for SSL interception (inline/TAP) or device ports connected to an appliance doing inspection of decrypted SSL traffic.  

SSLV management port has a configurable MTU using network set mtu CLD command.

Resolution

The network ports MTU size cannot be edited.  The SSL Visibility appliance classifies a jumbo frame as any ethernet frame greater than 1536 bytes.  The jumbo frames will be cut-through the appliance.