Building configuration...

Current configuration : 1437 bytes
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version 15.1
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
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hostname R1
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no ip cef
no ipv6 cef
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license udi pid CISCO1941/K9 sn FTX15247WJH-
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spanning-tree mode pvst
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interface Loopback1
 ip address 172.16.11.1 255.255.255.0
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interface Loopback12
 ip address 172.16.12.1 255.255.255.0
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interface Loopback13
 ip address 172.16.13.1 255.255.255.0
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interface Loopback14
 ip address 172.16.14.1 255.255.255.0
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interface Loopback55
 ip address 172.16.55.1 255.255.255.0
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interface Loopback56
 ip address 172.16.56.1 255.255.255.0
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interface Loopback57
 ip address 172.16.57.1 255.255.255.0
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interface Loopback58
 ip address 172.16.58.1 255.255.255.0
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interface GigabitEthernet0/0
 no ip address
 duplex auto
 speed auto
 ipv6 address 2001:DB8:CAFE:10::1/64
 shutdown
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interface GigabitEthernet0/1
 no ip address
 duplex auto
 speed auto
 shutdown
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interface Serial0/1/0
 bandwidth 128000
 ip address 20.10.10.1 255.255.255.252
 ipv6 address 2001:DB8:ACBD:10::1/64
 ipv6 enable
 clock rate 128000
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interface Serial0/1/1
 no ip address
 clock rate 2000000
 shutdown
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interface Vlan1
 no ip address
 shutdown
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interface Vlan15
 mac-address 00d0.ff75.0b01
 ip address 172.16.15.1 255.255.255.0
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ip classless
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ip flow-export version 9
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line con 0
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line aux 0
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line vty 0 4
 login
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end