单项选择题
A. The Gallant router has the wrong LMI type configured
B. Inverse ARP is providing the wrong PVC information to the Gallant router
C. The S3 interface of the Steele router has been configured with the frame-relay encapsulation ietf command
D. The frame-relay map statement in the Attalla router for the PVC to Steele is not correct
E. The IP address on the serial interface of the Attalla router is configured incorrectly
单项选择题 A default Frame Relay WAN is classified as what type of physical network?（）
单项选择题 The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.0 0.0.0.255 any What is the effect of this access list configuration?（）
单项选择题 The following access list below was applied outbound on the E0 interface connected to the 192.169.1.8/29 LAN: access-list 135 deny tcp 192.169.1.8 0.0.0.7 eq 20 any access-list 135 deny tcp 192.169.1.8 0.0.0.7 eq 21 any How will the above access lists affect traffic? （）