15) If client M is connected to router A via Ethernet 0, which command would be the most useful for hiding zone SerialZone (located elsewhere in the network) from client M (如果客户M 通过E t h e r n e t 0连接到路由器A上，对客户M隐藏S e r i a l Z o n e域(位于网络中的其他部分)来说哪一条命令是最有用的)？
A. APPLETALK ACCESS-GROUP 600
B. appletalk zone-filter 600
C. appletalk GETZONELIST-filter 600
D. appletalk zip-reply-filter 600
16) Which command assigns a zone name to an interface (哪条命令把区域名分配给接口)？
A. APPLETALK ZIP-NAME
B. appletalk zone
C. appletalk zip-reply-filter
D. appletalk GETZONELIST- f i l t e r
17) Which command causes a router to automatically obtain its AppleTalk configuration information by querying other routers already on the network (下面哪条命令可查询网络中的其他路由器，从而使路由器自动获得A p p l e Ta l k配置信息)？
A. APPLETALK AUTO - C O N F I G
B. appletalk discovery
C. appletalk discovery-mode enable
D. appletalk cable -range auto
18) Which of the following sets of commands are all interface configuration commands (下面哪一组命令都是接口配置命令)？
A. APPLETALK ROUTING, APPLETALK ZIP-REPLY- F I LTER, APPLETALK CABLERANGE
B. appletalk zip-reply-filter, appletalk zone, APPLETALK CABLE-RANGE
C. appletalk GETZONELIST filter, appletalk access-list, APPLETALK CABLE-RANGE
D. appletalk access-list, appletalk zone, APPLETALK CABLE-RANGE
19) Which command causes a network and node number to be assigned to a router interface (哪一条命令把网络号和节点号分配给路由器接口)？
A. APPLETALK CABLE-RANGE
B. APPLETALK ADDRESS-ENABLE
C. APPLETALK NODE-ENABLE
D. appletalk address auto-config
20) Which of the following commands are required in a router configuration that routes A p p l e Talk traffic (在路由A p p l e Ta l k通信的路由配置中，需要下面哪一条命令)？
A. APPLETALK ADDRESS 301.64
B. appletalk processing enable
C. appletalk range
D. appletalk routing
21) Match the OSI Layer on the left with the corresponding AppleTalk protocols on the right (把右侧的A p p l e Ta l k协议与左侧的O S I相应层相对应) .
A. Data-link/Physical 1. AFP
B. TRANSPORT 2. ASP
C. APPLICAT I O N 3. RTMP
D. SESSION 4. ETHERTA L K |
