</p> R3(config-keychain-key)#exit
: Y9 }9 v) F% ] R3(config-keychain)#exit
) c7 Q9 Z2 a/ W! \ Q" u R3(config)#interface serial 0/1
: Z$ {4 v M" O% i. f9 C R3(config-if)#ip rip authentication key-chain xia
9 E, _8 |; W: h+ } R3(config-if)#ip rip triggered% E" Y/ q# |- A0 z2 d. ]* ~- W% g
R3(config-if)#exit
4 k7 e" S$ ]/ }. y R3(config)#interface serial 0/2
) b: @. p0 S P R3(config-if)#ip rip authentication key-chain xia
) a$ H" x* q$ v R3(config-if)#ip rip triggered
. F2 p% K, e9 ^% ^ R3(config-if)#, Z% Z% z+ `& j, Q
R4(config)#key chain xia
0 V, t* w7 R& y( M& K j R4(config-keychain)#key 1+ I% y3 |; P$ b% `# c8 a% b) U0 A
R4(config)#interface serial 0/2
6 V+ t6 h2 l/ s/ | R4(config-if)#ip rip authentication key-chain xia
2 s3 [( T' |. w: V/ s G$ L R4(config-if)#ip rip triggered4 w" n' \. n5 m# {
R4(config-if)#, P( H8 ~# N( G/ M, Q! {* _
R4(config-if)#no s
3 p6 H2 ?8 v. c8 | R4(config-if)#no sh( J# z4 k5 y7 ^2 |- e. Q& m& r
R4(config-if)#no shutdown) i( U- W9 `2 q9 M' S
R4(config-if)#exit |