확인 명령어
show privilege 권한 확인
show frame-relay map 멥핑 확인
show ip route
show ip interface brief
show ip protocol
show ip summary 메모리 상세 정보
show tcp brief
show running-config | begin ? <<< 포함된 라인부터 보여줘
show running-config | include ? <<<<<<포함된 내용만 보여줘
show running-config | exclude ? <<<<<<포함된 내용만 보여줘
traceroute 13.13.14.4 source 13.13.15.5 구간별로 상태를 확인
Type escape sequence to abort.
Tracing the route to 13.13.14.4
1 150.3.13.1 24 msec 40 msec 28 msec
2 13.13.10.1 44 msec 32 msec 36 msec
3 150.1.13.254 32 msec
##debug
debug ip ospf packet
##eigrp
show ip eigrp
show ip route summary 라우터 메모리 네트워크 확인
show ip protocol variance 값등 프로토콜에 대한 전반적인 내용 확인
dubug eigrp packets hello 디버그 헬로 패킷
show ip eigrp topology 토폴로지 테이블 참조
show ip eigrp topology-all-ilnks 모든 토폴로지 테이블 참조
show ip eigrp topology | include tag 태그가 들어간 네트워크를 검색해줘
Dynagen (다이나겐 캡쳐)
=> capture R1 f0/0 EIGRP.cap
##ospf
show ip route
show ip protocol
show ip ospf neighbor
show ip ospf database
show ip ospf interface serial , fastethernet [port number]
#Serial1/0.123 is up, line protocol is up
Internet Address 13.13.9.2/24, Area 0
Process ID 1, Router ID 13.13.2.2, Network Type NON_BROADCAST, Cost: 64
Transmit Delay is 1 sec, State DR, Priority 255
show ip ospf interface serial 1/0
# Message digest authentication enabled
Youngest key id is 14 <<<<<<<MD5인증
사설 네트워크 범위
A 10.0.0.0 ~ 10.255.255.255
B 172.16.0.0 ~ 172.31.255.255
C 192.168.0.0 ~ 192.168.255.255.0
##BGP
show ip bgp summary
Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd
13.13.12.2 4 200 0 0 0 0 0 never Active (연결안됨)
Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd
13.13.12.2 4 200 2 2 0 0 0 00:00:02 0 (연결됨 네트워크를 업데이트 받은 횟수를 나타냄 )
show ip bgp
*> 10.1.1.0/24 13.13.12.1 0 0 100 i
*> 172.16.1.0/24 13.13.12.1 0 0 100 i
192.168.1.0 13.13.12.1 0 0 100 i
*> 13.13.12.1 (최적경로를 의미함)
--------------------------------------------------------------------------------------------------
*>i10.1.1.0/24 13.13.12.1 0 100 0 100 i
*>i172.16.1.0/24 13.13.12.1 0 100 0 100 i
*>i192.168.1.0 13.13.12.1 0 100 0 100 i
##IPv6
--------------------------------------------------------
##IPv6의 사용 프로토콜을 보여준다
R1#show ipv6 protocol
IPv6 Routing Protocol is "connected"
IPv6 Routing Protocol is "static"
IPv6 Routing Protocol is "rip RIPNG"
--------------------------------------------------------
##IPv6 인터페이스에 대한 로컬주소화 글로벌 주소를 보여준다
R1#show ipv6 interface brief
FastEthernet0/0 [up/up]
FE80::C200:DFF:FE00:0
2003:114:114:114::1
FastEthernet0/1 [up/up]
FE80::C200:DFF:FE00:1
2002:110:110:110::1
--------------------------------------------------------
##주소를 링크로컬로 보여준다
R1#show ipv6 rip next-hops
RIP process "RIPNG", Next Hops
FE80::C203:DFF:FE00:0/FastEthernet0/0 [7 paths]
FE80::C201:DFF:FE00:0/Serial1/0 [5 paths]
FE80::C202:DFF:FE00:0/Serial1/1 [7 paths]
--------------------------------------------------------
R1#show ipv6 route rip
IPv6 Routing Table - 24 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
U - Per-user Static route, M - MIPv6
I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary
O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
--------------------------------------------------------
R1# show ipv6 ospf border-routers
i 1.1.1.1 [647] via FE80::C200:17FF:FE5C:0, Serial1/0.123, ABR, Area 0, SPF 13
I 5.5.5.5 [657] via FE80::C202:17FF:FE5C:0, Serial1/0.123, ASBR, Area 0, SPF 13
i 3.3.3.3 [647] via FE80::C202:17FF:FE5C:0, Serial1/0.123, ABR, Area 0, SPF 13
--------------------------------------------------------
R5#show bgp ipv6 unicast (ipv6 bgp 네트워크 공유 상태)
BGP table version is 7, local router ID is 5.5.5.5
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
*>i2022:201:201:201::/64
2001:200:200:200::2
0 100 0 (64512) 200 i
*>i2022:202:202:202::/64
2001:200:200:200::2
0 100 0 (64512) 200 i
*>i2022:203:203:203::/64
2001:200:200:200::2
0 100 0 (64512) 200 i
-----------------------------------------------------------------
R5#show bgp ipv6 unicast summary (ipv6 bgp 인접성)
BGP router identifier 5.5.5.5, local AS number 64513
BGP table version is 7, main routing table version 7
3 network entries using 456 bytes of memory
3 path entries using 228 bytes of memory
2/1 BGP path/bestpath attribute entries using 248 bytes of memory
1 BGP AS-PATH entries using 24 bytes of memory
0 BGP route-map cache entries using 0 bytes of memory
0 BGP filter-list cache entries using 0 bytes of memory
BGP using 956 total bytes of memory
BGP activity 3/0 prefixes, 3/0 paths, scan interval 60 secs
Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd
2001:300:300:300::3
4 64513 31 28 7 0 0 00:19:29 3
---------------------------------------------------------------------
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