多项选择题
Which three authentication options does IS-IS support?（）
A. MD5
B. DES
C. Kerberos
D. unauthenticated
E. simple password
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相关考题
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多项选择题
In which two ways can you influence how downstream LSRs treat MPLS traffic?（）
A. Use an EXP rewrite table.
B. Use a DSCP rewrite table.
C. Statically assign a CoS value to an LDP-signaled LSP.
D. Statically assign a CoS value to an RSVP-signaled LSP. -
多项选择题
Which three are well-known mandatory BGP attributes? （）
A. Origin
B. AS path
C. Next hop
D. Community
E. Multiple exit discriminator -
单项选择题
How long is an IPv6 address?（）
A. 32 bits
B. 64 bits
C. 128 bits
D. 256 bits
