What is the port number of an IPsec Encapsulating Security Payfoad packet?()
第1题:
A.UDP上,Port Number 520
B.TCP上,Port Number 179
C.IP上,Protocol Number 89
D.直接运行数据链路层之上
第2题:
What is the port number of the IPsec Authentication Header packet?()
第3题:
OSPF作为一个应用层协议,其运行在().
第4题:
Which two ports are used with RADIUS authentication and authorization?()
第5题:
Which protocol supports LDP sessions?()
第6题:
What three pieces of information can be used in an extended access list to filter traffic (Choose three.)()。
第7题:
To initiate testing, which port does a Cisco IOS IP SLA source use to send a control message to an IP SLA responder? ()
第8题:
In JUNOS Software, which three packet elements can be inspected to determine if asession already exists?()
第9题:
DNS查询使用以下哪个端口?()
第10题:
UOP port 50
IP protocol 51
TCP port 51
TCP port 50
IP protocol 50
UDP port51
第11题:
IP protocol 50
IP protocol 51
TCP port 50
TCP port 51
UDP port 50
UDP port 51
第12题:
port 21(ftp):tcp and port 657(rmc):tcp
port 22(ssh):tcp and port 657(rmc):udp
port 657(rmc):tcp and port 657(rmc):udp
port 161(snmp):tcp and port 161(snmp):udp
第13题:
Which protocol and port have been assigned by IANA for RADIUS authentication?()
第14题:
Which of the following descriptions about IP spoofing is correct?()
第15题:
You work as a network technician at Company. Your boss, Mrs., is interested in LWAPP (Lightweight Access Point Protocol). What should you tell her regarding this technology? ()
第16题:
Which ports must be left open if an administrator plans to perform Dynamic LPAR operations?()
第17题:
Interface ge-0/0/2.0 of your router is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A host with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. This host isattached to the ge-0/0/0.0 interface of your router. You must use interface-based static NAT to make the HTTP service on the host reachable from the Internet. On which IP address and TCP port can Internet hosts reach the HTTP service?()
第18题:
What is the port number of an IPsec Encapsulating Security Payload packet?()
第19题:
Which statements about MPLS Label Distribution Protocol(LDP) are valid?()
第20题:
On which destination port in the Layer 4 header does BGP listen?()
第21题:
LDP hello packets are sent to UDP port 646
LDP hello packets are sent to TCP port 711
LDP sessions are TCP sessions to port 646
LDP sessions are TCP sessions to port 711
LDP establishes a peer relationship with another router that must be directly attached
LDP can establishes a peer relationship with another router that is not directly attached
第22题:
IP protocol 50
TCP port 51
UDP port 50
IP protocol 51
UDP port 51
TCP port 50
第23题:
HTML
HTTPS
TFTP
Telnet
SMTP