Standard Username and Password:

Username = Polycom (case sensitive)

Admin Password = 456

User Password = 123

Source:Polycom - [FAQ] What is the Standard Username and Password for a Polycom Phone

For most NETGEAR devices (except ReadyNAS/ReadyDATA products and Fully Managed Switches), the default username and password is:

    Username (all models) = admin
    Password (current models) = password
    Password (very old models) = 1234

For ReadyNAS/ReadyDATA products:

    Username (all models) = admin
    Password (ReadyNAS OS and ReadyDATA OS) = password
    Password (RAIDiator firmware) = netgear1
    Password (Infrant firmware) = infrant1

For NETGEAR Fully Managed Switches:

    Username = admin
    Password is blank (no need to enter any password).

NETGEAR Support - Default web interface password for NETGEAR devices