Use the following procedure to change the default packet size by adjusting the net.slp.MTU property.
Become superuser or assume an equivalent role.
Roles contain authorizations and privileged commands. For more information about roles, see Configuring RBAC (Task Map) in System Administration Guide: Security Services.
Stop slpd and all SLP activity on the host.
# svcadm disable network/slp
Change the net.slp.MTU property in the slpd.conf file:
A 16–bit integer that specifies the network packet size, in bytes
Range of Values=128–8192
Save your changes and close the file.
Restart slpd to activate your changes.
# svcadm enable network/slp