User Manual Part 3

AP-51xx Access Point Product Reference Guide
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3. If RIP v2 or RIP v2 (v1 compat) is the selected RIP type, the RIP v2 Authentication field
becomes active. Select the type of authentication to use from the Authentication Type
drop-down menu. Available options include:
None This option disables the RIP authentication.
Simple This option enable RIP version 2’s simple authentication
mechanism. This setting activates the Password (Simple
Authentication) field.
MD5 This option enables the MD5 algorithm for data verification. MD5
takes as input a message of arbitrary length and produces a 128-
bit fingerprint. The MD5 setting activates the RIP v2 Authentication
settings for keys (below).