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Chapter 10
Wide Area Networking Protocols
Command
Description
interface s0.16 point-to-
point
Creates a point-to-point subinterface on a serial link
that can be used with Frame Relay.
isdn spid1
Sets the number that identifies the first DS0 to the
ISDN switch.
isdn spid2
Sets the number that identifies the second DS0 to the
ISDN switch.
isdn switch-type
Sets the type of ISDN switch that the router will
communicate with. Can be set at interface level or
global configuration mode.
no inverse-arp
Turns off the dynamic IARP used with Frame Relay.
Static mappings must be configured.
ppp authentication chap
Tells PPP to use CHAP authentication.
ppp authentication pap
Tells PPP to use PAP authentication.
show dialer
Shows the number of times the dialer string has been
reached, the idle-timeout values of each B channel,
the length of call, and the name of the router to
which the interface is connected.
show frame-relay lmi
Sets the LMI type on a serial interface.
show frame-relay map
Shows the static and dynamic Network layerto
PVC mappings.
show frame-relay pvc
Shows the configured PVCs and DLCI numbers
configured on a router.
show ip route
Shows the IP routing table.
show isdn active
Shows the number called and whether a call is in
progress.
show isdn status
Shows if your SPIDs are valid and if you are
connected and communicating with the provider's
switch.
username name password
password
Creates usernames and passwords for authentication
on a Cisco router.
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