有关FR密码的问题
默认封装不需要密码,那如果是PPP和帧中继封装的,需要配置什么密码 FR么有密码的概念2 layers 的封装协议里只有PPP 才有安全机制
HDLC FR 都么有 If required,what password should be configured on the router in the pass4sure2 branch office to allow a connection to be established with the pss4sure1 router?
A.no password is required
B.enable
C.telnet
D.secret
E.console
如果2和1是通过ppp接口连接的那么应该选哪个?
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