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單項選擇題

What does the LSP Holdtime field in an IS-IS database indicate?（）

A. the LSP age
B. the LSP refresh interval
C. the LSP elapsed lifetime
D. the LSP remaining lifetime

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單項選擇題

An Intermediate System experiencing memory problems indicates that it may have incomplete data by setting which bit in its LSP?（）

A. more bit
B. partition bit
C. attached bit
D. overload bit

單項選擇題

Which IS-IS authentication method is supported on the ERX Edge Router?（）

A. simple password
B. HMAC message digest 5
C. Password Authentication Protocol
D. Challenge Handshake Authentication Protocol

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