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单选题
On which destination port in the Layer 4 header does BGP listen?（）
A
UDP port 169
B
TCP port 169
C
UDP port 179
D
TCP port 179
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IP destination address is forgedC
IP TCP source port is forgedD
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考题
单选题The above bgp configuration has what effect on the configured router？（）A
Allows incoming TCP connections destined to port 179B
Allows incoming TCP connections sourced from port 179C
Allows incoming TCP connections from 1.1.1.1 and destined to，or sourced from port 179D
Allows incoming TCP connections from 1.1.1.1 that are destined to port 179E
Allows incoming TCP connections from 1.1.1.1 that are sourced from port 179
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单选题Which ports must be left open if an administrator plans to perform Dynamic LPAR operations？（）A
port 21（ftp）：tcp and port 657（rmc）：tcpB
port 22（ssh）：tcp and port 657（rmc）：udpC
port 657（rmc）：tcp and port 657（rmc）：udpD
port 161（snmp）：tcp and port 161（snmp）：udp
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